钠矾（CAS 7784-28-3）：分子式 AlH24NaO20S2、分子量 458.3。
| CAS号 | 7784-28-3 |
|---|---|
| 分子式 | AlH24NaO20S2 |
| 分子量 | 458.3 |
| 熔点 | ABOUT 60 °C |
| 应用领域 | Uses: Found as the mineral mendozite、Used to bleach flour、engrave metal、waterproof textiles、tan leather、size paper、refine sugar、and purify water、Also used as a dye mordant、food additive、precipitant、and in ceramics、matches、inks、and baking powders、[HSDB]、Pulp and Paper Processing [Category: Industry]、Leather Tanning and Processing [Category: Industry]、Textiles (Printing、Dyeing、or Finishing) [Category: Industry]、Ceramics making [Category: Hobbies]、MEDICATION (VET)、MEDICATION、BLEACHING AGENT IN FLOUR、FOOD ADDITIVE.、Textiles (mordant、water-proofing)、dry colors、ceramics、tanning、paper size、engraving、sugar refining、water purification、confectionery baking powders、food additive.、For more Uses (Complete) data for SODIUM ALUM (6 total)、please visit the HSDB record page.、Use Classification: Food Additives -> ACIDITY_REGULATOR、FIRMING_AGENT -> JECFA Functional Classes、Cosmetics -> Astringent、Antiperspirant、Methods of Manufacturing: By heating a solution of aluminum sulfate and adding sodium chloride、Impurities: Potassium sulfate、sodium silicate and alkali (soda ash)、Formulations、Preparations: Pure crystals、Technical、CP、Chemically pure: a grade designation signifying a minimum of impurities、but not 100% purity、FCC、Food Chemical Codex、.、General Manufacturing Information: THE CRUDE LUMP ALUM AS IT OCCURS WITH EARTH ATTACHED HAS BEEN KNOWN AS ROCK ALUM (ALUMEN REPEUM) AND AS ROMAN ALUM.、FORM NOT STATED、INCOMPATIBILITIES: WHEN ALUM IS DISPENSED IN POWDERS WITH PHENOL、SALICYLATES、OR TANNIC ACID、GRAY OR GREEN COLORS MAY BE DEVELOPED DUE TO TRACES OF IRON IN ALUM.、THE SUPPLY IN SOILS IS ABUNDANT. SOME ACID SOILS CONTAIN SUFFICIENT ALUMINUM IN SOLUTION FORM TO KILL CERTAIN PLANTS.、ALUMINUM |
登记用途：Uses: Found as the mineral mendozite、Used to bleach flour、engrave metal、waterproof textiles、tan leather、size paper、refine sugar、and purify water、Also used as a dye mordant、food additive、precipitant、and in ceramics、matches、inks、and baking powders、[HSDB]、Pulp and Paper Processing [Category: Industry]、Leather Tanning and Processing [Category: Industry]、Textiles (Printing、Dyeing、or Finishing) [Category: Industry]、Ceramics making [Category: Hobbies]、MEDICATION (VET)、MEDICATION、BLEACHING AGENT IN FLOUR、FOOD ADDITIVE.、Textiles (mordant、water-proofing)、dry colors、ceramics、tanning、paper size、engraving、sugar refining、water purification、confectionery baking powders、food additive.、For more Uses (Complete) data for SODIUM ALUM (6 total)、please visit the HSDB record page.、Use Classification: Food Additives -> ACIDITY_REGULATOR、FIRMING_AGENT -> JECFA Functional Classes、Cosmetics -> Astringent、Antiperspirant、Methods of Manufacturing: By heating a solution of aluminum sulfate and adding sodium chloride、Impurities: Potassium sulfate、sodium silicate and alkali (soda ash)、Formulations、Preparations: Pure crystals、Technical、CP、Chemically pure: a grade designation signifying a minimum of impurities、but not 100% purity、FCC、Food Chemical Codex、.、General Manufacturing Information: THE CRUDE LUMP ALUM AS IT OCCURS WITH EARTH ATTACHED HAS BEEN KNOWN AS ROCK ALUM (ALUMEN REPEUM) AND AS ROMAN ALUM.、FORM NOT STATED、INCOMPATIBILITIES: WHEN ALUM IS DISPENSED IN POWDERS WITH PHENOL、SALICYLATES、OR TANNIC ACID、GRAY OR GREEN COLORS MAY BE DEVELOPED DUE TO TRACES OF IRON IN ALUM.、THE SUPPLY IN SOILS IS ABUNDANT. SOME ACID SOILS CONTAIN SUFFICIENT ALUMINUM IN SOLUTION FORM TO KILL CERTAIN PLANTS.、ALUMINUM。
钠矾 是一种化工化合物，登记 CAS 号为 7784-28-3，分子式 AlH24NaO20S2（分子量 458.3）。
登记 CAS 号：7784-28-3
其分子式 AlH24NaO20S2 由 1 个铝、24 个氢、1 个钠、20 个氧、2 个硫 组成。
别名/同义词：钠矾 · ALUMINIUM SODIUM SULFATE 12-WATER
钠矾 的 CAS 登记号为 7784-28-3。
分子式 AlH24NaO20S2，分子量 458.3。
别名/同义词：钠矾、ALUMINIUM SODIUM SULFATE 12-WATER。
登记用途：Uses: Found as the mineral mendozite、Used to bleach flour、engrave metal、waterproof textiles、tan leather、size paper、refine sugar、and purify water、Also used as a dye mordant、food additive、precipitant、and in ceramics、matches、inks、and baking powders、[HSDB]、Pulp and Paper Processing [Category: Industry]、Leather Tanning and Processing [Category: Industry]、Textiles (Printing、Dyeing、or Finishing) [Category: Industry]、Ceramics making [Category: Hobbies]、MEDICATION (VET)、MEDICATION、BLEACHING AGENT IN FLOUR、FOOD ADDITIVE.、Textiles (mordant、water-proofing)、dry colors、ceramics、tanning、paper size、engraving、sugar refining、water purification、confectionery baking powders、food additive.、For more Uses (Complete) data for SODIUM ALUM (6 total)、please visit the HSDB record page.、Use Classification: Food Additives -> ACIDITY_REGULATOR、FIRMING_AGENT -> JECFA Functional Classes、Cosmetics -> Astringent、Antiperspirant、Methods of Manufacturing: By heating a solution of aluminum sulfate and adding sodium chloride、Impurities: Potassium sulfate、sodium silicate and alkali (soda ash)、Formulations、Preparations: Pure crystals、Technical、CP、Chemically pure: a grade designation signifying a minimum of impurities、but not 100% purity、FCC、Food Chemical Codex、.、General Manufacturing Information: THE CRUDE LUMP ALUM AS IT OCCURS WITH EARTH ATTACHED HAS BEEN KNOWN AS ROCK ALUM (ALUMEN REPEUM) AND AS ROMAN ALUM.、FORM NOT STATED、INCOMPATIBILITIES: WHEN ALUM IS DISPENSED IN POWDERS WITH PHENOL、SALICYLATES、OR TANNIC ACID、GRAY OR GREEN COLORS MAY BE DEVELOPED DUE TO TRACES OF IRON IN ALUM.、THE SUPPLY IN SOILS IS ABUNDANT. SOME ACID SOILS CONTAIN SUFFICIENT ALUMINUM IN SOLUTION FORM TO KILL CERTAIN PLANTS.、ALUMINUM。
钠矾（CAS 7784-28-3）的独立参考数据，整理自公开化学数据库。
| CAS 号 | 7784-28-3 |
|---|---|
| PubChem CID | 24568 |
| 分子式 | AlH24NaO20S2 |
| IUPAC 名称 | aluminum;sodium;disulfate;dodecahydrate |
| UNII（FDA） | 1224CG79TA |
| Molecular Weight | 458.3 |
|---|---|
| Hydrogen Bond Donor Count | 12 |
| Hydrogen Bond Acceptor Count | 20 |
| Rotatable Bond Count | 0 |
| Exact Mass | 458.0015432 |
| Monoisotopic Mass | 458.0015432 |
| Topological Polar Surface Area | 189 |
| Heavy Atom Count | 24 |
| Melting Point | ABOUT 60 °C |
|---|---|
| Density | Sp gr: 1.675 at 20 °C |
SODIUM ALUM; 7784-28-3; Sodium aluminum sulfate dodecahydrate; Alum, porous; Alum, sodium; Aluminum sodium disulfate dodecahydrate; HSDB 2686; aluminum sodium sulfate dodecahydrate; 1224CG79TA; Monoaluminum monosodium disulfate dodecahydrate; Sulfuric acid, aluminum sodium salt (2:1:1), dodecahydrate; SODIUM ALUM [HSDB]; Aluminum sodium sulfate (AlNa(SO4)2) dodecahydrate; SODIUM ALUM DODECAHYDRATE; Sodium aluminum sulfate dodecahydrate (NaAl(SO4)2.12H2O); DTXSID7044263
| 法规与食品接触 | ACIDITY_REGULATOR; FIRMING_AGENT: Food Additives NO ADI ALLOCATED TRS 631-JECFA 22/21 CIR / INCI: Antiperspirant; Astringent |
|---|
钠矾 · CAS 7784-28-3 · AlH24NaO20S2. UNII 1224CG79TA. Melting Point: ABOUT 60 °C; Density: Sp gr: 1.675 at 20 °C.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: ALUMINIUM SODIUM SULFATE 12-WATER