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Product Information:
- Chemical Name: Zinc sulfate
- Molecular Formula: ZnSO4
- 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.
For high-quality Zinc Sulfate, trust Nanjing Jiayi Sunway Chemical Co., Ltd. for all your chemical needs.
Nanjing Jiayi Sunway Chemical Co., Ltd.
Product: Food Grade Sodium Metabisulfite
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 meticulously 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 and ventilated warehouse, away from water and moisture during transport. Handle with care during unloading to prevent bag damage. Store separately from poisonous substances for safety.
| 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 | ||
About Us:
Nanjing Jiayi Sunway Chemical Co., Ltd. is located in Nanjing, known as the ancient capital of the Six Dynasties. We specialize in producing and selling food additives such as Calcium phosphate, Sodium diacetate, acetate, sulfate, citrate, phosphate, sodium alginate, and agar. Our company integrates research, development, production, and sales, with factories across China to ensure quality and availability. We have a dedicated international trade team and strong partnerships in the United States, Southeast Asia, Japan, and Korea.
Our Mission:
Our goal is to provide exceptional service, build trust, and create mutually beneficial relationships with our customers. We are committed to continuous improvement and strive for market success through customer satisfaction.
