| CAS No.: | 7446-19-7 |
|---|---|
| Certification: | CCIC, CIQ, RoHS, ISO |
| Purity: | ≥99% |
| Type: | Zinc Sulfate |
| Appearance: | White Crystalline Powder |
| Grade Standard: | Food Grade |
| Samples: |
|---|
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Audited Supplier Chemical Name: Zinc sulfate
Molecular Formula: ZnSO4·H2O
Molecular Weight: 179.48 (Monohydrate)
CAS: 7446-19-7 (H2O)
Character: Colorless or white crystalline powder, odorless. Efflorescence in air. Acid hydrometer is 1.957 (25/4) to litmus. Melting point is 100. Soluble in water and glycerol, insoluble in ethanol. Light toxicity, loses crystal water at 280.
Enhance your chemical processes with high-quality Zinc Sulfate Monohydrate from Nanjing Jiayi Sunway Chemical Co., Ltd. This product is perfect for various industrial applications due to its purity and solubility in water and glycerol. With a molecular weight of 179.48, our Zinc Sulfate Monohydrate is a reliable choice for your chemical needs.
Usage: Our food grade sodium metabisulfite is versatile, serving as food additives, animal feed, printing and dyeing agent, and timber preservative. It is also commonly used as an analytical reagent.
Packing: Each 25kg bag is carefully packed with a polythene inner layer and a compound plastic woven outer layer to ensure product integrity.
Storage and Transport: To maintain quality, store in a dry, ventilated warehouse, away from water and moisture during transport. Handle with care to prevent bag damage and store separately from poisonous substances.
| Index | Specification | GB25579-2010 | FCC,1996 | ||
| content w/% | ZnSO4.H2O | Content | ZnSO4.H2O | 99.0 | 99.0 |
| ZnSO4.7H2O | ZnSO4.7H2O | 99.0 | 99.0 | ||
| (As), mg/kg ≤ | As | 0.0003 | -- | ||
| alkali metal w/% ≤ | Alkali metal | 0.50 | 0.5 | ||
| acidity | PH | pass test | normal | ||
| (Se), mg/kg ≤ | Se | 0.003 | 0.003 | ||
| (Hg), mg/kg ≤ | Hg | 0.0001 | 0.0005 | ||
| (Pb), mg/kg ≤ | Pb | 0.0004 | 0.001 | ||
| (Cd), mg/kg ≤ | Cd | 0.0002 | 0.0005 | ||
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