无水硫酸钙（CAS 7778-18-9）：分子式 CaSO4、分子量 136.14；类别 食品添加剂。
| CAS号 | 7778-18-9 |
|---|---|
| 分子式 | CaSO4 |
| 分子量 | 136.14 |
| 熔点 | 1450 °C |
| 应用领域 | Uses: Gypsum is the dihydrate form and Plaster of Paris is the hemihydrate form. [NIOSH] Used in cement and paper filler (insoluble anhydrite)、in a drying agent (soluble anhydrite)、in wall plaster and wallboard (hemihydrate)、and in soil treatment、Plaster of Paris、Portland cement、water clarification、animal feed、and calcium supplements in food (dihydrate gypsum)、The natural forms are the mineral anhydrite (CaSO4) and the dihydrate、gypsum (CaSO4 . 2H2O). [ACGIH]、Mining [Category: Industry]、Cement Producing [Category: Industry]、Farming (Feed Additives) [Category: Industry]、The active ingredient is no longer contained in any registered pesticide products ... "cancelled."、HEAVY CLAY SOIL CONDITIONER、CARRIER、DIHYDRATE、PLASTER CASTS、USED FOR WALL PLASTERS、WALL BOARD、TILES & BLOCKS FOR BUILDING INDUSTRY、MOLDINGS、STATUARY、IN PAPER INDUSTRY、HEMIHYDRATE、For more Uses (Complete) data for CALCIUM SULFATE (10 total)、please visit the HSDB record page.、Use Classification: Food additives、Food Additives -> FIRMING_AGENT、FLOUR_TREATMENT_AGENT、SEQUESTRANT、YEAST_FOOD -> JECFA Functional Classes、Cosmetics -> Opacifying、Bulking、Pearlescent、Cosmetic colorant、Abrasive、Plastics -> Pigments agents、Plastics -> Polymer Type -> N.a.、Industry Uses: Cleaning agent、Dehydrating agent (desiccant)、Sealant (barrier)、Soil amendments (fertilizers)、Catalyst、Filler、Solids separation (precipitating) agent、not otherwise specified、Hardener、Intermediate、Dispersing agent、Flavoring and nutrient、Binder、Other、Leaching agent、Lubricating agent、Processing aids not otherwise specified、Consumer Uses: Flame retardant、Absorbent、Not Known or Reasonably Ascertainable、Chemical reaction regulator、Household Products: Information on 75 consumer products that contain Calcium sulfate in the following categories is provided:、• Auto Products、• Home Maintenance、• Inside the Home、• Landscaping、Yard、• Personal Care、• Pesticides、Methods of Manufacturing: RECOVERY OF MINERAL、ANHYDRITE、DEHYDRATION OF PURE GYPSUM (CALCIUM SULFATE DIHYDRATE) BY HEATING (TO FORM INSOL ANHYDRITE)、INSOLUBLE ANHYDRITE OR DEAD-BURNED GYPSUM ... IS OBTAINED UPON COMPLETE DEHYDRATION OF GYPSUM ABOVE 650 °C.、INSOL ANHYDRITE、SOL ANHYDRITE IS OBTAINED...BY COMPLETE DEHYDRATION OF GYPSUM BELOW 300 °C IN ELECTRIC OVEN. ESTIMATED PORE SIZE IS 38% BY VOLUME.、SOL ANHYDRITE、GYPSUM ROCK MAY BE CRUSHED & GROUND FOR USE IN THE DIHYDRATE FORM、CALCINED AT 190-200 °C...TO PRODUCE CALCIUM SULFATE HEMIHYDRATE OR PLASTER OF PARIS、OR COMPLETELY DEHYDRATED BY CALCINING...OVER...600 °C TO PRODUCE ANHYDROUS OR DEAD-BURNED GYPSUM.、GYPSUM、For more Methods of Manufacturing (Complete) data for CALCIUM SULFATE (6 total)、Formulations、Preparations: GRADES: TECHINCAL、PURE PRECIPITATED (AS DIHYDRATE)、FCC.、Chemical gypsum requires control of residual chloride、fluoride、and phosphate to less than 0.5%、Gypsum、Crude、By-product、& Calcined、CaSO4.2H2O、contains 27% water、anhydrite is the anhydrous form、Consumption Patterns: Of the total supply of crude gypsum、24.5 million tons、including 800、000 tons of byproduct gypsum、19.1 million tons was calcined for gypsum products、and 5.4 million tons was used mainly as a cement retarder or as agricultural land plaster. The calcined gypsum was sold as prefabricated products or as industrial or building plaster. Sales of gypsum for use in cement were 4.1 million tons、for agriculture、1.3 million tons、and for industrial and building plaster、770、000 tons (1985).、In 1989、62% of the uncalcined gypsum products (which comprise about 20% of all gypsum products) were used in portland cement、and the remainder was used mainly for agricultural purposes、U.S. Production: 2023: 2、500、000、000 - <4、000 lb、2022: 2、2021: 2、2020: 2、17、624 thousand short tons (1989)、16、390 thousand short tons (1988)、15、612 thousand short tons (1987)、Gypsum: crude、U.S. Imports: 9、304 thousand short tons (1989)、Crude gypsum、General Manufacturing Information: Construction、All Other Chemical Product and Preparation Manufacturing、Paint and Coating Manufacturing、Non-metallic Mineral Product Manufacturing (includes clay、glass、cement、concrete、lime、gypsum、and other non-metallic mineral product manufacturing)、Fabricated Metal Product Manufacturing、All Other Basic Organic Chemical Manufacturing、Other (requires additional information)、Food、beverage、and tobacco product manufacturing、Pesticide、Fertilizer、and Other Agricultural Chemical Manufacturing、All Other Basic Inorganic Chemical Manufacturing、Mining (except Oil and Gas) and support activities、Agriculture、Forestry、Fishing and Hunting、Primary Metal Manufacturing、Petroleum Lubricating Oil and Grease Manufacturing、Oil and Gas Drilling、Extraction、and Support activities、Sulfuric acid、calcium salt (1:1): ACTIVE、APPLICATIONS (VET): PRIMARILY WITH OR AS INTERGRAL PART OF BANDAGE TO IMMOBILIZE FRACTURES AFTER WETTED PASTE HARDENS. ... HAS BEEN USED ORALLY IN POULTRY AS DIETARY SOURCE OF CALCIUM ... IN SHEEP IT IS VALUABLE ORALLY AS SOURCE OF INORG SULFATE SULFUR WITH SODIUM MOLYBDATE IN COPPER POISONING.、TRADE NAMES: DRIED CALCIUM SULFATE、DRIED GYPSUM、PLASTER OF PARIS、ANNALIN.、TRADE NAMES: NATIVE CALCIUM SULFATE、PRECIPITATED CALCIUM SULFATE、ALABASTER、SELENITE、TERRA ALBA、SATINITE、MINERAL WHITE、SATIN SPAR、LIGHT SPAR.、DRIERITE、...CAN BE REGENERATED REPEATEDLY & REUSED WITHOUT NOTICEABLE DECREASE IN ITS DESICCATING EFFICIENCY.、For more General Manufacturing Information (Complete) data for CALCIUM SULFATE (11 total) |
| 类别 | 酸度调节剂|稳定剂和凝固剂|增稠剂 |
登记用途：Uses: Gypsum is the dihydrate form and Plaster of Paris is the hemihydrate form. [NIOSH] Used in cement and paper filler (insoluble anhydrite)、in a drying agent (soluble anhydrite)、in wall plaster and wallboard (hemihydrate)、and in soil treatment、Plaster of Paris、Portland cement、water clarification、animal feed、and calcium supplements in food (dihydrate gypsum)、The natural forms are the mineral anhydrite (CaSO4) and the dihydrate、gypsum (CaSO4 . 2H2O). [ACGIH]、Mining [Category: Industry]、Cement Producing [Category: Industry]、Farming (Feed Additives) [Category: Industry]、The active ingredient is no longer contained in any registered pesticide products ... "cancelled."、HEAVY CLAY SOIL CONDITIONER、CARRIER、DIHYDRATE、PLASTER CASTS、USED FOR WALL PLASTERS、WALL BOARD、TILES & BLOCKS FOR BUILDING INDUSTRY、MOLDINGS、STATUARY、IN PAPER INDUSTRY、HEMIHYDRATE、For more Uses (Complete) data for CALCIUM SULFATE (10 total)、please visit the HSDB record page.、Use Classification: Food additives、Food Additives -> FIRMING_AGENT、FLOUR_TREATMENT_AGENT、SEQUESTRANT、YEAST_FOOD -> JECFA Functional Classes、Cosmetics -> Opacifying、Bulking、Pearlescent、Cosmetic colorant、Abrasive、Plastics -> Pigments agents、Plastics -> Polymer Type -> N.a.、Industry Uses: Cleaning agent、Dehydrating agent (desiccant)、Sealant (barrier)、Soil amendments (fertilizers)、Catalyst、Filler、Solids separation (precipitating) agent、not otherwise specified、Hardener、Intermediate、Dispersing agent、Flavoring and nutrient、Binder、Other、Leaching agent、Lubricating agent、Processing aids not otherwise specified、Consumer Uses: Flame retardant、Absorbent、Not Known or Reasonably Ascertainable、Chemical reaction regulator、Household Products: Information on 75 consumer products that contain Calcium sulfate in the following categories is provided:、• Auto Products、• Home Maintenance、• Inside the Home、• Landscaping、Yard、• Personal Care、• Pesticides、Methods of Manufacturing: RECOVERY OF MINERAL、ANHYDRITE、DEHYDRATION OF PURE GYPSUM (CALCIUM SULFATE DIHYDRATE) BY HEATING (TO FORM INSOL ANHYDRITE)、INSOLUBLE ANHYDRITE OR DEAD-BURNED GYPSUM ... IS OBTAINED UPON COMPLETE DEHYDRATION OF GYPSUM ABOVE 650 °C.、INSOL ANHYDRITE、SOL ANHYDRITE IS OBTAINED...BY COMPLETE DEHYDRATION OF GYPSUM BELOW 300 °C IN ELECTRIC OVEN. ESTIMATED PORE SIZE IS 38% BY VOLUME.、SOL ANHYDRITE、GYPSUM ROCK MAY BE CRUSHED & GROUND FOR USE IN THE DIHYDRATE FORM、CALCINED AT 190-200 °C...TO PRODUCE CALCIUM SULFATE HEMIHYDRATE OR PLASTER OF PARIS、OR COMPLETELY DEHYDRATED BY CALCINING...OVER...600 °C TO PRODUCE ANHYDROUS OR DEAD-BURNED GYPSUM.、GYPSUM、For more Methods of Manufacturing (Complete) data for CALCIUM SULFATE (6 total)、Formulations、Preparations: GRADES: TECHINCAL、PURE PRECIPITATED (AS DIHYDRATE)、FCC.、Chemical gypsum requires control of residual chloride、fluoride、and phosphate to less than 0.5%、Gypsum、Crude、By-product、& Calcined、CaSO4.2H2O、contains 27% water、anhydrite is the anhydrous form、Consumption Patterns: Of the total supply of crude gypsum、24.5 million tons、including 800、000 tons of byproduct gypsum、19.1 million tons was calcined for gypsum products、and 5.4 million tons was used mainly as a cement retarder or as agricultural land plaster. The calcined gypsum was sold as prefabricated products or as industrial or building plaster. Sales of gypsum for use in cement were 4.1 million tons、for agriculture、1.3 million tons、and for industrial and building plaster、770、000 tons (1985).、In 1989、62% of the uncalcined gypsum products (which comprise about 20% of all gypsum products) were used in portland cement、and the remainder was used mainly for agricultural purposes、U.S. Production: 2023: 2、500、000、000 - <4、000 lb、2022: 2、2021: 2、2020: 2、17、624 thousand short tons (1989)、16、390 thousand short tons (1988)、15、612 thousand short tons (1987)、Gypsum: crude、U.S. Imports: 9、304 thousand short tons (1989)、Crude gypsum、General Manufacturing Information: Construction、All Other Chemical Product and Preparation Manufacturing、Paint and Coating Manufacturing、Non-metallic Mineral Product Manufacturing (includes clay、glass、cement、concrete、lime、gypsum、and other non-metallic mineral product manufacturing)、Fabricated Metal Product Manufacturing、All Other Basic Organic Chemical Manufacturing、Other (requires additional information)、Food、beverage、and tobacco product manufacturing、Pesticide、Fertilizer、and Other Agricultural Chemical Manufacturing、All Other Basic Inorganic Chemical Manufacturing、Mining (except Oil and Gas) and support activities、Agriculture、Forestry、Fishing and Hunting、Primary Metal Manufacturing、Petroleum Lubricating Oil and Grease Manufacturing、Oil and Gas Drilling、Extraction、and Support activities、Sulfuric acid、calcium salt (1:1): ACTIVE、APPLICATIONS (VET): PRIMARILY WITH OR AS INTERGRAL PART OF BANDAGE TO IMMOBILIZE FRACTURES AFTER WETTED PASTE HARDENS. ... HAS BEEN USED ORALLY IN POULTRY AS DIETARY SOURCE OF CALCIUM ... IN SHEEP IT IS VALUABLE ORALLY AS SOURCE OF INORG SULFATE SULFUR WITH SODIUM MOLYBDATE IN COPPER POISONING.、TRADE NAMES: DRIED CALCIUM SULFATE、DRIED GYPSUM、PLASTER OF PARIS、ANNALIN.、TRADE NAMES: NATIVE CALCIUM SULFATE、PRECIPITATED CALCIUM SULFATE、ALABASTER、SELENITE、TERRA ALBA、SATINITE、MINERAL WHITE、SATIN SPAR、LIGHT SPAR.、DRIERITE、...CAN BE REGENERATED REPEATEDLY & REUSED WITHOUT NOTICEABLE DECREASE IN ITS DESICCATING EFFICIENCY.、For more General Manufacturing Information (Complete) data for CALCIUM SULFATE (11 total)。
无水硫酸钙 是一种食品级化合物，登记 CAS 号为 7778-18-9，分子式 CaSO4（分子量 136.14），归属于食品添加剂大类化工原料。
登记 CAS 号：7778-18-9
其分子式 CaSO4 由 1 个钙、1 个硫、4 个氧 组成。
别名/同义词：无水硫酸钙 · Calcium sulfate · Calcium Sulphate
所属分类：酸度调节剂 / 稳定剂和凝固剂 / 食品添加剂
无水硫酸钙 的 CAS 登记号为 7778-18-9。
分子式 CaSO4，分子量 136.14。
别名/同义词：无水硫酸钙、Calcium sulfate、Calcium Sulphate。
登记用途：Uses: Gypsum is the dihydrate form and Plaster of Paris is the hemihydrate form. [NIOSH] Used in cement and paper filler (insoluble anhydrite)、in a drying agent (soluble anhydrite)、in wall plaster and wallboard (hemihydrate)、and in soil treatment、Plaster of Paris、Portland cement、water clarification、animal feed、and calcium supplements in food (dihydrate gypsum)、The natural forms are the mineral anhydrite (CaSO4) and the dihydrate、gypsum (CaSO4 . 2H2O). [ACGIH]、Mining [Category: Industry]、Cement Producing [Category: Industry]、Farming (Feed Additives) [Category: Industry]、The active ingredient is no longer contained in any registered pesticide products ... "cancelled."、HEAVY CLAY SOIL CONDITIONER、CARRIER、DIHYDRATE、PLASTER CASTS、USED FOR WALL PLASTERS、WALL BOARD、TILES & BLOCKS FOR BUILDING INDUSTRY、MOLDINGS、STATUARY、IN PAPER INDUSTRY、HEMIHYDRATE、For more Uses (Complete) data for CALCIUM SULFATE (10 total)、please visit the HSDB record page.、Use Classification: Food additives、Food Additives -> FIRMING_AGENT、FLOUR_TREATMENT_AGENT、SEQUESTRANT、YEAST_FOOD -> JECFA Functional Classes、Cosmetics -> Opacifying、Bulking、Pearlescent、Cosmetic colorant、Abrasive、Plastics -> Pigments agents、Plastics -> Polymer Type -> N.a.、Industry Uses: Cleaning agent、Dehydrating agent (desiccant)、Sealant (barrier)、Soil amendments (fertilizers)、Catalyst、Filler、Solids separation (precipitating) agent、not otherwise specified、Hardener、Intermediate、Dispersing agent、Flavoring and nutrient、Binder、Other、Leaching agent、Lubricating agent、Processing aids not otherwise specified、Consumer Uses: Flame retardant、Absorbent、Not Known or Reasonably Ascertainable、Chemical reaction regulator、Household Products: Information on 75 consumer products that contain Calcium sulfate in the following categories is provided:、• Auto Products、• Home Maintenance、• Inside the Home、• Landscaping、Yard、• Personal Care、• Pesticides、Methods of Manufacturing: RECOVERY OF MINERAL、ANHYDRITE、DEHYDRATION OF PURE GYPSUM (CALCIUM SULFATE DIHYDRATE) BY HEATING (TO FORM INSOL ANHYDRITE)、INSOLUBLE ANHYDRITE OR DEAD-BURNED GYPSUM ... IS OBTAINED UPON COMPLETE DEHYDRATION OF GYPSUM ABOVE 650 °C.、INSOL ANHYDRITE、SOL ANHYDRITE IS OBTAINED...BY COMPLETE DEHYDRATION OF GYPSUM BELOW 300 °C IN ELECTRIC OVEN. ESTIMATED PORE SIZE IS 38% BY VOLUME.、SOL ANHYDRITE、GYPSUM ROCK MAY BE CRUSHED & GROUND FOR USE IN THE DIHYDRATE FORM、CALCINED AT 190-200 °C...TO PRODUCE CALCIUM SULFATE HEMIHYDRATE OR PLASTER OF PARIS、OR COMPLETELY DEHYDRATED BY CALCINING...OVER...600 °C TO PRODUCE ANHYDROUS OR DEAD-BURNED GYPSUM.、GYPSUM、For more Methods of Manufacturing (Complete) data for CALCIUM SULFATE (6 total)、Formulations、Preparations: GRADES: TECHINCAL、PURE PRECIPITATED (AS DIHYDRATE)、FCC.、Chemical gypsum requires control of residual chloride、fluoride、and phosphate to less than 0.5%、Gypsum、Crude、By-product、& Calcined、CaSO4.2H2O、contains 27% water、anhydrite is the anhydrous form、Consumption Patterns: Of the total supply of crude gypsum、24.5 million tons、including 800、000 tons of byproduct gypsum、19.1 million tons was calcined for gypsum products、and 5.4 million tons was used mainly as a cement retarder or as agricultural land plaster. The calcined gypsum was sold as prefabricated products or as industrial or building plaster. Sales of gypsum for use in cement were 4.1 million tons、for agriculture、1.3 million tons、and for industrial and building plaster、770、000 tons (1985).、In 1989、62% of the uncalcined gypsum products (which comprise about 20% of all gypsum products) were used in portland cement、and the remainder was used mainly for agricultural purposes、U.S. Production: 2023: 2、500、000、000 - <4、000 lb、2022: 2、2021: 2、2020: 2、17、624 thousand short tons (1989)、16、390 thousand short tons (1988)、15、612 thousand short tons (1987)、Gypsum: crude、U.S. Imports: 9、304 thousand short tons (1989)、Crude gypsum、General Manufacturing Information: Construction、All Other Chemical Product and Preparation Manufacturing、Paint and Coating Manufacturing、Non-metallic Mineral Product Manufacturing (includes clay、glass、cement、concrete、lime、gypsum、and other non-metallic mineral product manufacturing)、Fabricated Metal Product Manufacturing、All Other Basic Organic Chemical Manufacturing、Other (requires additional information)、Food、beverage、and tobacco product manufacturing、Pesticide、Fertilizer、and Other Agricultural Chemical Manufacturing、All Other Basic Inorganic Chemical Manufacturing、Mining (except Oil and Gas) and support activities、Agriculture、Forestry、Fishing and Hunting、Primary Metal Manufacturing、Petroleum Lubricating Oil and Grease Manufacturing、Oil and Gas Drilling、Extraction、and Support activities、Sulfuric acid、calcium salt (1:1): ACTIVE、APPLICATIONS (VET): PRIMARILY WITH OR AS INTERGRAL PART OF BANDAGE TO IMMOBILIZE FRACTURES AFTER WETTED PASTE HARDENS. ... HAS BEEN USED ORALLY IN POULTRY AS DIETARY SOURCE OF CALCIUM ... IN SHEEP IT IS VALUABLE ORALLY AS SOURCE OF INORG SULFATE SULFUR WITH SODIUM MOLYBDATE IN COPPER POISONING.、TRADE NAMES: DRIED CALCIUM SULFATE、DRIED GYPSUM、PLASTER OF PARIS、ANNALIN.、TRADE NAMES: NATIVE CALCIUM SULFATE、PRECIPITATED CALCIUM SULFATE、ALABASTER、SELENITE、TERRA ALBA、SATINITE、MINERAL WHITE、SATIN SPAR、LIGHT SPAR.、DRIERITE、...CAN BE REGENERATED REPEATEDLY & REUSED WITHOUT NOTICEABLE DECREASE IN ITS DESICCATING EFFICIENCY.、For more General Manufacturing Information (Complete) data for CALCIUM SULFATE (11 total)。
所属分类：酸度调节剂 / 稳定剂和凝固剂 / 增稠剂。
无水硫酸钙（CAS 7778-18-9）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 7778-18-9 |
|---|---|
| PubChem CID | 24497 |
| Molecular formula | CaSO4 |
| Molecular weight | 135.91 g/mol |
| IUPAC name | calcium sulfate |
| InChIKey | OSGAYBCDTDRGGQ-UHFFFAOYSA-L |
| UNII (FDA) | E934B3V59H |
| ChEBI ID | CHEBI:31346 |
| Molecular Weight | 136.14 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 0 |
| Exact Mass | 135.9143205 |
| Monoisotopic Mass | 135.9143205 |
| Topological Polar Surface Area | 88.6 |
| Heavy Atom Count | 6 |
| Melting Point | 1450 °C |
|---|---|
| Solubility | 0.3 % (NIOSH, 2024) |
| Solubility | 0.3% |
| Density | 2.960 |
| Density | 2.9 g/cm³ |
| Density | 2.96 |
| Vapor Pressure | 0 mmHg (approx) (NIOSH, 2024) |
| Vapor Pressure | 0 mmHg (approx) |
| Decomposition | 1450 °C |
| Color Additive Status | 178.3297 |
CALCIUM SULFATE; 7778-18-9; Anhydrous gypsum; Drierite; Karstenite; Muriacite; Basic calcium sulfate; Calcium sulfate, anhydrous; calcium sulphate; Calcium sulfate anhydrous; Crysalba; Osteoset; Thiolite; Anhydrous sulfate of lime; Natural anhydrite; Sulfuric acid, calcium salt (1:1)
| Regulatory & Food Contact | FDA Substance added to food: ANTICAKING AGENT OR FREE-FLOW AGENT, DRYING AGENT, FORMULATION AID, LEAVENING AG FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS FIRMING_AGENT; FLOUR_TREATMENT_AGENT; SEQUESTRANT; YEAST_FOO: Food Additives ANTICAKING AGENT OR FREE-FLOW AGENT, DRYING AGENT, FORMULATION AID, LEAVENING AGENT, LUBRICANT OR RELEASE AGEN NOT LIMITED NMRS 53/TRS 539-JECFA 17/37 |
|---|---|
| GHS notification summary | 93.5% (1291 / 1381) |
| GHS notification summary | 93.5% (1291 / 1381) |
|---|---|
| Reported hazard statements | H335 |
This chemical does not meet GHS hazard criteria for 93.5% (1291 of 1381) of all reports.
Reported as not meeting GHS hazard criteria by 1291 of 1381 companies (only 6.5% companies provided GHS information). For more detailed information, please visit ECHA C&L website.
Calcium Sulphate is identified by CAS 7778-18-9, molecular formula CaSO4 and molecular weight 135.91 g/mol. UNII E934B3V59H; ChEBI 31346; InChIKey OSGAYBCDTDRGGQ-UHFFFAOYSA-L. Melting Point: 1450 °C; Solubility: 0.3 % (NIOSH, 2024); Solubility: 0.3%.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: Calcium sulfate