What is sulfate used for is a fundamental question for procurement managers and chemical engineers sourcing industrial raw materials. The sulfate ion (SO42−) forms a wide range of salts, but among these, sodium sulphate (Na2SO4) stands out as a high-volume commodity with indispensable roles in detergent manufacturing, flat glass production, textile dyeing, and kraft pulp processing. Yet beyond the basic use cases, savvy buyers focus on precise technical specifications—purity above 99%, minimal iron content, controlled pH, and particle size distribution—that directly impact process efficiency and final product quality. This article offers a comprehensive guide to what sulfate is used for in major industries, how sodium sulphate specs are defined, and what to look for when evaluating suppliers.
The term “sulfate” refers to the salt of sulfuric acid, but industrial demand centers overwhelmingly on sodium sulphate, also spelled sodium sulfate. What is sulfate used for in practice? The answer spans detergents, glass, textiles, paper, and chemical synthesis. Each use case places distinct demands on the physical and chemical characteristics of the material, making a 99% pure anhydrous sodium sulphate the workhorse grade.
Approximately 60% of global sodium sulphate consumption goes into powder detergents. The salt acts as an inert filler that dilutes active surfactants to the target concentration, improves free-flowing properties, and prevents caking during storage. Here, whiteness (≥ 82) is critical for aesthetic appeal, while iron content must be strictly limited to avoid yellow discoloration. Particle size in the range of −100 mesh ensures uniform blending without dusting issues.
In the glass industry, sodium sulphate serves as a fining agent, helping to remove small bubbles from the melt and preventing scum formation on the surface of the molten glass. Iron is the enemy of clarity—flat glass producers typically demand Fe ≤ 30 ppm. Any calcium or magnesium sulphates present would cause insoluble “stones” in the final product, so total alkaline earth content is tightly capped. A specification of 99.0% Na2SO4 minimum with controlled insolubles is the norm for container and float glass operations.
Sodium sulphate is used as a levelling agent in direct and reactive dyeing of cotton and viscose. It promotes even dye uptake by controlling the ionic strength of the dyebath. For this application, pH must be neutral (6–8) to avoid hydrolysis of sensitive dyes, and the material must be free of heavy metals that could form colour spots. The moist formulation (Glauber’s salt) is sometimes used, but anhydrous sodium sulphate is preferred for its lower transport cost and ease of handling.
In the kraft process, sodium sulphate is added to the recovery boiler as make-up chemical. It is reduced to sodium sulphide, an active cooking agent. Here, the key demand is consistent purity and low moisture, because deviations can upset the delicate sulphidity balance in white liquor. Many pulp mills specify Na2SO4 ≥ 98.5% with moisture below 0.5%.
Sodium sulphate is a precursor for producing sodium sulphide, sodium silicate, and barium sulphate. It also finds niche uses in thermal storage, detergents for metal cleaning, and as a diluent in agricultural formulations. The pure anhydrous form is required when stoichiometric precision is needed.
Answering what is sulfate used for only gets you halfway; the real differentiator for a procurement professional is how well the material conforms to the required specification of sodium sulphate. Even small variations in impurity levels can lead to rejected batches, production downtime, and quality claims. Below are the critical parameters that define industrial-grade anhydrous sodium sulphate.
| Parameter | Typical Value (Industrial Grade) | Why It Matters |
|---|---|---|
| Purity as Na2SO4 | 99.0% min | Determines active content; low purity dilutes the main effect and introduces unknown impurities. |
| Iron (Fe) | ≤ 0.002% (20 ppm) | Critical for glass clarity and detergent whiteness. Even trace iron causes yellow-brown tints. |
| Calcium & Magnesium (as Ca) | ≤ 0.15% | High Ca/Mg leads to insoluble residues in glass and scaling in evaporation plants. |
| Water Insoluble Matter | ≤ 0.05% | Indicates contamination from silica, clay, or organic debris; must be minimal for dyeing and detergent slurries. |
| Moisture | ≤ 0.2% | Excess moisture adds weight, causes caking, and raises shipping cost. |
| pH (5% solution) | 6.0 – 8.0 | Neutral pH prevents corrosion in handling equipment and avoids interference in chemical reactions. |
| Whiteness | ≥ 82 (Wr) | Visual requirement for detergents; measured by reflectance spectrophotometer. |
| Particle Size (−100 mesh) | ≥ 95% passing | Ensures free-flowing powder and rapid dissolution where needed. |
These values align with Chinese national standard GB/T 6009-2014 and are comparable to ASTM D5220 for anhydrous sodium sulphate. Hailei Chemical’s sodium sulphate is routinely manufactured to exceed these minima, with 99.2–99.5% purity available for demanding applications.
While a generic industrial grade suffices for many purposes, certain end-uses require tightly tailored specifications. The table below illustrates how the same product can be optimized for different industries.
| Application | Purity (Na2SO4 min) | Fe (ppm max) | Whiteness (min) | Special Requirement |
|---|---|---|---|---|
| Detergent Powder | 99.0% | 20 | 85 | Low dust, free-flowing |
| Flat Glass | 99.5% | 15 | — | Low Ca/Mg; bubble removal efficiency |
| Textile Dyeing | 99.0% | 30 | — | Neutral pH; no heavy metals |
| Kraft Pulp Make-up | 98.5% | 50 | — | Moisture ≤ 0.5%; consistent particle size |
| General Chemical | 99.0% | 40 | — | Rapid dissolution when needed |
When evaluating suppliers, always request a certificate of analysis (CoA) that matches the specification of sodium sulphate your process demands. At Hailei’s sodium sulphate product page, you can download typical CoA data and discuss custom blending options.
Chemically, sodium sulfate and sodium sulphate are identical. The difference lies in regional spelling conventions: “sulfate” is the IUPAC and American English spelling, while “sulphate” remains common in British English and many Commonwealth countries. In international trade, both terms are used interchangeably, and material safety data sheets (SDS) may list either variant. When searching for “sodium sulfate vs sodium sulphate,” buyers should note that there is no chemical distinction—only a preference in nomenclature. Hailei’s product documentation uses “sodium sulphate” to align with traditional British/Chinese standards, but all synonyms are recognized.
A common point of confusion for buyers new to sulphur-based chemicals is the difference between sodium sulphite (Na2SO3) and sodium sulphate (Na2SO4). What is sodium sulphite? It is the sodium salt of sulphurous acid, a white crystalline powder that serves as an oxygen scavenger and reducing agent. In contrast, sodium sulphate is the fully oxidized form and is chemically inert under normal conditions. Sodium sulphite is used in water treatment to remove dissolved oxygen from boiler feedwater, in photographic developers, and as a preservative in some foods. It is not interchangeable with sodium sulphate in any of the major applications discussed here, because its reducing properties would destroy dye colorants, interfere with glass chemistry, and alter kraft pulping chemical balance. When placing orders, always confirm whether you need sulfate (SO4) or sulfite (SO3) to avoid costly mispurchases.
The keyword “what is sodium sulfate potas” often appears in chemical industry searches, likely referring to the comparison between sodium sulfate and potassium sulfate (K2SO4). Potassium sulfate is a premium potassium fertilizer used in chloride-sensitive crops such as tobacco, fruits, and vegetables. It delivers potassium and sulphur without the chloride burden of muriate of potash. Sodium sulfate, by contrast, has no fertilizer value and is used in industrial manufacturing as described above. While both are white powders and share the sulfate anion, their cations give them completely different roles. Confusing the two could result in severe crop damage if sodium sulfate were mistakenly applied to soil, or equipment scaling if potassium sulfate were introduced into a glass furnace. Always verify the CAS number: 7757-82-6 for sodium sulfate, 7778-80-5 for potassium sulfate.
Knowing what sulfate is used for and which specs matter is half the battle. The other half is ensuring uninterrupted supply from a partner who can deliver consistent quality, cost-effective logistics, and responsive technical support. Consider the following when vetting sodium sulphate manufacturers and exporters.
Weifang Hailei Fine Chemical Co., Ltd. has built its reputation on delivering precisely specified sodium sulphate anhydrous to detergent makers, glass factories, and chemical processors worldwide. Our industrial-grade sodium sulphate is manufactured to a minimum 99.0% purity with iron typically below 15 ppm—well within the most stringent glass‑making thresholds. The product is available as a free‑flowing white powder, packed in moisture‑proof bags and loaded into clean containers to preserve its quality during transit. For customers seeking enhanced whiteness or customized particle distributions, we offer value‑added sieving and blending services.
Understanding what is sulfate used for and the specifications that matter puts you in a powerful negotiating position. Whether you need sodium sulphate for detergent powder filling, glass melting, textile dyeing, or kraft pulp make‑up, Hailei Chemical is ready to supply material that meets your exact requirements with full traceability. Contact our team today to discuss your annual volume, delivery schedule, and technical queries. Visit Get a Quote to receive a competitive price and request a sample, or explore our sodium sulphate product page for detailed datasheets and a certificate of analysis.
What is sulfate used for is a fundamental question for procurement managers and chemical engineers sourcing industrial raw materials. The sulfate ion (SO42−) forms a wide range of salts, but among these, sodium sulphate (Na2SO4) stands out as a high-volume commodity with indispensable roles in detergent manufacturing, flat glass production, textile dyeing, and kraft pulp processing. Yet beyond the basic use cases, savvy buyers focus on precise technical specifications—purity above 99%, minimal iron content, controlled pH, and particle size distribution—that directly impact process efficiency and final product quality. This article offers a comprehensive guide to what sulfate is used for in major industries, how sodium sulphate specs are defined, and what to look for when evaluating suppliers.
The term “sulfate” refers to the salt of sulfuric acid, but industrial demand centers overwhelmingly on sodium sulphate, also spelled sodium sulfate. What is sulfate used for in practice? The answer spans detergents, glass, textiles, paper, and chemical synthesis. Each use case places distinct demands on the physical and chemical characteristics of the material, making a 99% pure anhydrous sodium sulphate the workhorse grade.
Approximately 60% of global sodium sulphate consumption goes into powder detergents. The salt acts as an inert filler that dilutes active surfactants to the target concentration, improves free-flowing properties, and prevents caking during storage. Here, whiteness (≥ 82) is critical for aesthetic appeal, while iron content must be strictly limited to avoid yellow discoloration. Particle size in the range of −100 mesh ensures uniform blending without dusting issues.
In the glass industry, sodium sulphate serves as a fining agent, helping to remove small bubbles from the melt and preventing scum formation on the surface of the molten glass. Iron is the enemy of clarity—flat glass producers typically demand Fe ≤ 30 ppm. Any calcium or magnesium sulphates present would cause insoluble “stones” in the final product, so total alkaline earth content is tightly capped. A specification of 99.0% Na2SO4 minimum with controlled insolubles is the norm for container and float glass operations.
Sodium sulphate is used as a levelling agent in direct and reactive dyeing of cotton and viscose. It promotes even dye uptake by controlling the ionic strength of the dyebath. For this application, pH must be neutral (6–8) to avoid hydrolysis of sensitive dyes, and the material must be free of heavy metals that could form colour spots. The moist formulation (Glauber’s salt) is sometimes used, but anhydrous sodium sulphate is preferred for its lower transport cost and ease of handling.
In the kraft process, sodium sulphate is added to the recovery boiler as make-up chemical. It is reduced to sodium sulphide, an active cooking agent. Here, the key demand is consistent purity and low moisture, because deviations can upset the delicate sulphidity balance in white liquor. Many pulp mills specify Na2SO4 ≥ 98.5% with moisture below 0.5%.
Sodium sulphate is a precursor for producing sodium sulphide, sodium silicate, and barium sulphate. It also finds niche uses in thermal storage, detergents for metal cleaning, and as a diluent in agricultural formulations. The pure anhydrous form is required when stoichiometric precision is needed.
Answering what is sulfate used for only gets you halfway; the real differentiator for a procurement professional is how well the material conforms to the required specification of sodium sulphate. Even small variations in impurity levels can lead to rejected batches, production downtime, and quality claims. Below are the critical parameters that define industrial-grade anhydrous sodium sulphate.
| Parameter | Typical Value (Industrial Grade) | Why It Matters |
|---|---|---|
| Purity as Na2SO4 | 99.0% min | Determines active content; low purity dilutes the main effect and introduces unknown impurities. |
| Iron (Fe) | ≤ 0.002% (20 ppm) | Critical for glass clarity and detergent whiteness. Even trace iron causes yellow-brown tints. |
| Calcium & Magnesium (as Ca) | ≤ 0.15% | High Ca/Mg leads to insoluble residues in glass and scaling in evaporation plants. |
| Water Insoluble Matter | ≤ 0.05% | Indicates contamination from silica, clay, or organic debris; must be minimal for dyeing and detergent slurries. |
| Moisture | ≤ 0.2% | Excess moisture adds weight, causes caking, and raises shipping cost. |
| pH (5% solution) | 6.0 – 8.0 | Neutral pH prevents corrosion in handling equipment and avoids interference in chemical reactions. |
| Whiteness | ≥ 82 (Wr) | Visual requirement for detergents; measured by reflectance spectrophotometer. |
| Particle Size (−100 mesh) | ≥ 95% passing | Ensures free-flowing powder and rapid dissolution where needed. |
These values align with Chinese national standard GB/T 6009-2014 and are comparable to ASTM D5220 for anhydrous sodium sulphate. Hailei Chemical’s sodium sulphate is routinely manufactured to exceed these minima, with 99.2–99.5% purity available for demanding applications.
While a generic industrial grade suffices for many purposes, certain end-uses require tightly tailored specifications. The table below illustrates how the same product can be optimized for different industries.
| Application | Purity (Na2SO4 min) | Fe (ppm max) | Whiteness (min) | Special Requirement |
|---|---|---|---|---|
| Detergent Powder | 99.0% | 20 | 85 | Low dust, free-flowing |
| Flat Glass | 99.5% | 15 | — | Low Ca/Mg; bubble removal efficiency |
| Textile Dyeing | 99.0% | 30 | — | Neutral pH; no heavy metals |
| Kraft Pulp Make-up | 98.5% | 50 | — | Moisture ≤ 0.5%; consistent particle size |
| General Chemical | 99.0% | 40 | — | Rapid dissolution when needed |
When evaluating suppliers, always request a certificate of analysis (CoA) that matches the specification of sodium sulphate your process demands. At Hailei’s sodium sulphate product page, you can download typical CoA data and discuss custom blending options.
Chemically, sodium sulfate and sodium sulphate are identical. The difference lies in regional spelling conventions: “sulfate” is the IUPAC and American English spelling, while “sulphate” remains common in British English and many Commonwealth countries. In international trade, both terms are used interchangeably, and material safety data sheets (SDS) may list either variant. When searching for “sodium sulfate vs sodium sulphate,” buyers should note that there is no chemical distinction—only a preference in nomenclature. Hailei’s product documentation uses “sodium sulphate” to align with traditional British/Chinese standards, but all synonyms are recognized.
A common point of confusion for buyers new to sulphur-based chemicals is the difference between sodium sulphite (Na2SO3) and sodium sulphate (Na2SO4). What is sodium sulphite? It is the sodium salt of sulphurous acid, a white crystalline powder that serves as an oxygen scavenger and reducing agent. In contrast, sodium sulphate is the fully oxidized form and is chemically inert under normal conditions. Sodium sulphite is used in water treatment to remove dissolved oxygen from boiler feedwater, in photographic developers, and as a preservative in some foods. It is not interchangeable with sodium sulphate in any of the major applications discussed here, because its reducing properties would destroy dye colorants, interfere with glass chemistry, and alter kraft pulping chemical balance. When placing orders, always confirm whether you need sulfate (SO4) or sulfite (SO3) to avoid costly mispurchases.
The keyword “what is sodium sulfate potas” often appears in chemical industry searches, likely referring to the comparison between sodium sulfate and potassium sulfate (K2SO4). Potassium sulfate is a premium potassium fertilizer used in chloride-sensitive crops such as tobacco, fruits, and vegetables. It delivers potassium and sulphur without the chloride burden of muriate of potash. Sodium sulfate, by contrast, has no fertilizer value and is used in industrial manufacturing as described above. While both are white powders and share the sulfate anion, their cations give them completely different roles. Confusing the two could result in severe crop damage if sodium sulfate were mistakenly applied to soil, or equipment scaling if potassium sulfate were introduced into a glass furnace. Always verify the CAS number: 7757-82-6 for sodium sulfate, 7778-80-5 for potassium sulfate.
Knowing what sulfate is used for and which specs matter is half the battle. The other half is ensuring uninterrupted supply from a partner who can deliver consistent quality, cost-effective logistics, and responsive technical support. Consider the following when vetting sodium sulphate manufacturers and exporters.
Weifang Hailei Fine Chemical Co., Ltd. has built its reputation on delivering precisely specified sodium sulphate anhydrous to detergent makers, glass factories, and chemical processors worldwide. Our industrial-grade sodium sulphate is manufactured to a minimum 99.0% purity with iron typically below 15 ppm—well within the most stringent glass‑making thresholds. The product is available as a free‑flowing white powder, packed in moisture‑proof bags and loaded into clean containers to preserve its quality during transit. For customers seeking enhanced whiteness or customized particle distributions, we offer value‑added sieving and blending services.
Understanding what is sulfate used for and the specifications that matter puts you in a powerful negotiating position. Whether you need sodium sulphate for detergent powder filling, glass melting, textile dyeing, or kraft pulp make‑up, Hailei Chemical is ready to supply material that meets your exact requirements with full traceability. Contact our team today to discuss your annual volume, delivery schedule, and technical queries. Visit Get a Quote to receive a competitive price and request a sample, or explore our sodium sulphate product page for detailed datasheets and a certificate of analysis.
What is sulfate used for is a fundamental question for procurement managers and chemical engineers sourcing industrial raw materials. The sulfate ion (SO42−) forms a wide range of salts, but among these, sodium sulphate (Na2SO4) stands out as a high-volume commodity with indispensable roles in detergent manufacturing, flat glass production, textile dyeing, and kraft pulp processing. Yet beyond the basic use cases, savvy buyers focus on precise technical specifications—purity above 99%, minimal iron content, controlled pH, and particle size distribution—that directly impact process efficiency and final product quality. This article offers a comprehensive guide to what sulfate is used for in major industries, how sodium sulphate specs are defined, and what to look for when evaluating suppliers.
The term “sulfate” refers to the salt of sulfuric acid, but industrial demand centers overwhelmingly on sodium sulphate, also spelled sodium sulfate. What is sulfate used for in practice? The answer spans detergents, glass, textiles, paper, and chemical synthesis. Each use case places distinct demands on the physical and chemical characteristics of the material, making a 99% pure anhydrous sodium sulphate the workhorse grade.
Approximately 60% of global sodium sulphate consumption goes into powder detergents. The salt acts as an inert filler that dilutes active surfactants to the target concentration, improves free-flowing properties, and prevents caking during storage. Here, whiteness (≥ 82) is critical for aesthetic appeal, while iron content must be strictly limited to avoid yellow discoloration. Particle size in the range of −100 mesh ensures uniform blending without dusting issues.
In the glass industry, sodium sulphate serves as a fining agent, helping to remove small bubbles from the melt and preventing scum formation on the surface of the molten glass. Iron is the enemy of clarity—flat glass producers typically demand Fe ≤ 30 ppm. Any calcium or magnesium sulphates present would cause insoluble “stones” in the final product, so total alkaline earth content is tightly capped. A specification of 99.0% Na2SO4 minimum with controlled insolubles is the norm for container and float glass operations.
Sodium sulphate is used as a levelling agent in direct and reactive dyeing of cotton and viscose. It promotes even dye uptake by controlling the ionic strength of the dyebath. For this application, pH must be neutral (6–8) to avoid hydrolysis of sensitive dyes, and the material must be free of heavy metals that could form colour spots. The moist formulation (Glauber’s salt) is sometimes used, but anhydrous sodium sulphate is preferred for its lower transport cost and ease of handling.
In the kraft process, sodium sulphate is added to the recovery boiler as make-up chemical. It is reduced to sodium sulphide, an active cooking agent. Here, the key demand is consistent purity and low moisture, because deviations can upset the delicate sulphidity balance in white liquor. Many pulp mills specify Na2SO4 ≥ 98.5% with moisture below 0.5%.
Sodium sulphate is a precursor for producing sodium sulphide, sodium silicate, and barium sulphate. It also finds niche uses in thermal storage, detergents for metal cleaning, and as a diluent in agricultural formulations. The pure anhydrous form is required when stoichiometric precision is needed.
Answering what is sulfate used for only gets you halfway; the real differentiator for a procurement professional is how well the material conforms to the required specification of sodium sulphate. Even small variations in impurity levels can lead to rejected batches, production downtime, and quality claims. Below are the critical parameters that define industrial-grade anhydrous sodium sulphate.
| Parameter | Typical Value (Industrial Grade) | Why It Matters |
|---|---|---|
| Purity as Na2SO4 | 99.0% min | Determines active content; low purity dilutes the main effect and introduces unknown impurities. |
| Iron (Fe) | ≤ 0.002% (20 ppm) | Critical for glass clarity and detergent whiteness. Even trace iron causes yellow-brown tints. |
| Calcium & Magnesium (as Ca) | ≤ 0.15% | High Ca/Mg leads to insoluble residues in glass and scaling in evaporation plants. |
| Water Insoluble Matter | ≤ 0.05% | Indicates contamination from silica, clay, or organic debris; must be minimal for dyeing and detergent slurries. |
| Moisture | ≤ 0.2% | Excess moisture adds weight, causes caking, and raises shipping cost. |
| pH (5% solution) | 6.0 – 8.0 | Neutral pH prevents corrosion in handling equipment and avoids interference in chemical reactions. |
| Whiteness | ≥ 82 (Wr) | Visual requirement for detergents; measured by reflectance spectrophotometer. |
| Particle Size (−100 mesh) | ≥ 95% passing | Ensures free-flowing powder and rapid dissolution where needed. |
These values align with Chinese national standard GB/T 6009-2014 and are comparable to ASTM D5220 for anhydrous sodium sulphate. Hailei Chemical’s sodium sulphate is routinely manufactured to exceed these minima, with 99.2–99.5% purity available for demanding applications.
While a generic industrial grade suffices for many purposes, certain end-uses require tightly tailored specifications. The table below illustrates how the same product can be optimized for different industries.
| Application | Purity (Na2SO4 min) | Fe (ppm max) | Whiteness (min) | Special Requirement |
|---|---|---|---|---|
| Detergent Powder | 99.0% | 20 | 85 | Low dust, free-flowing |
| Flat Glass | 99.5% | 15 | — | Low Ca/Mg; bubble removal efficiency |
| Textile Dyeing | 99.0% | 30 | — | Neutral pH; no heavy metals |
| Kraft Pulp Make-up | 98.5% | 50 | — | Moisture ≤ 0.5%; consistent particle size |
| General Chemical | 99.0% | 40 | — | Rapid dissolution when needed |
When evaluating suppliers, always request a certificate of analysis (CoA) that matches the specification of sodium sulphate your process demands. At Hailei’s sodium sulphate product page, you can download typical CoA data and discuss custom blending options.
Chemically, sodium sulfate and sodium sulphate are identical. The difference lies in regional spelling conventions: “sulfate” is the IUPAC and American English spelling, while “sulphate” remains common in British English and many Commonwealth countries. In international trade, both terms are used interchangeably, and material safety data sheets (SDS) may list either variant. When searching for “sodium sulfate vs sodium sulphate,” buyers should note that there is no chemical distinction—only a preference in nomenclature. Hailei’s product documentation uses “sodium sulphate” to align with traditional British/Chinese standards, but all synonyms are recognized.
A common point of confusion for buyers new to sulphur-based chemicals is the difference between sodium sulphite (Na2SO3) and sodium sulphate (Na2SO4). What is sodium sulphite? It is the sodium salt of sulphurous acid, a white crystalline powder that serves as an oxygen scavenger and reducing agent. In contrast, sodium sulphate is the fully oxidized form and is chemically inert under normal conditions. Sodium sulphite is used in water treatment to remove dissolved oxygen from boiler feedwater, in photographic developers, and as a preservative in some foods. It is not interchangeable with sodium sulphate in any of the major applications discussed here, because its reducing properties would destroy dye colorants, interfere with glass chemistry, and alter kraft pulping chemical balance. When placing orders, always confirm whether you need sulfate (SO4) or sulfite (SO3) to avoid costly mispurchases.
The keyword “what is sodium sulfate potas” often appears in chemical industry searches, likely referring to the comparison between sodium sulfate and potassium sulfate (K2SO4). Potassium sulfate is a premium potassium fertilizer used in chloride-sensitive crops such as tobacco, fruits, and vegetables. It delivers potassium and sulphur without the chloride burden of muriate of potash. Sodium sulfate, by contrast, has no fertilizer value and is used in industrial manufacturing as described above. While both are white powders and share the sulfate anion, their cations give them completely different roles. Confusing the two could result in severe crop damage if sodium sulfate were mistakenly applied to soil, or equipment scaling if potassium sulfate were introduced into a glass furnace. Always verify the CAS number: 7757-82-6 for sodium sulfate, 7778-80-5 for potassium sulfate.
Knowing what sulfate is used for and which specs matter is half the battle. The other half is ensuring uninterrupted supply from a partner who can deliver consistent quality, cost-effective logistics, and responsive technical support. Consider the following when vetting sodium sulphate manufacturers and exporters.
Weifang Hailei Fine Chemical Co., Ltd. has built its reputation on delivering precisely specified sodium sulphate anhydrous to detergent makers, glass factories, and chemical processors worldwide. Our industrial-grade sodium sulphate is manufactured to a minimum 99.0% purity with iron typically below 15 ppm—well within the most stringent glass‑making thresholds. The product is available as a free‑flowing white powder, packed in moisture‑proof bags and loaded into clean containers to preserve its quality during transit. For customers seeking enhanced whiteness or customized particle distributions, we offer value‑added sieving and blending services.
Understanding what is sulfate used for and the specifications that matter puts you in a powerful negotiating position. Whether you need sodium sulphate for detergent powder filling, glass melting, textile dyeing, or kraft pulp make‑up, Hailei Chemical is ready to supply material that meets your exact requirements with full traceability. Contact our team today to discuss your annual volume, delivery schedule, and technical queries. Visit Get a Quote to receive a competitive price and request a sample, or explore our sodium sulphate product page for detailed datasheets and a certificate of analysis.