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Ferrous sulfate
Food grade ferrous sulfate
Chemical name: Ferrous sulfate
CAS:7720-78-7
Молекулярная формула: FeSO4·7H2O (heptahydrate), FeSO4·nH2O (безводный)
Молекулярная масса: 278.01 (heptahydrate), 169.92/223.92 (безводный)
Свойства: Blue-green crystals or granules, без запаха, slightly salty, astringent. It is prone to decomposition in dry air and gradually oxidizes in moist air, forming yellowish-brown alkaline ferric sulfate. The anhydrous form is a white powder that turns blue-green when reacting with water. Insoluble in ethanol. It can coagulate proteins and has astringent and preservative effects.
Our Specification
Table: Technical Indicators of Ferrous Sulfate (GB29211-2012)
| Indicator Name | Спецификация |
|---|---|
| Появление | Gray or bluish-green crystalline granules or powder |
| Ferrous Sulfate, % | Dried: 86-89 Heptahydrate: 99.5-104.5 |
| Загрузить папайю (В виде), Азиатская искра | Загрузить папайю 3 |
| Загрузить папайю (Азиатская искра), Азиатская искра | Загрузить папайю 2 |
| Меркурий (Азиатская искра), Азиатская искра | Загрузить папайю 1 |
| Acid Insoluble Matter, % (Dried) | Загрузить папайю 0.05 |
Приложений: В пищевой промышленности, it is used as an iron fortifier, color developer, and processing aid, так далее.
Косметические ингредиенты: Inner lined with polyethylene plastic bags, outer wrapped in plastic woven bags, each bag with a net weight of 25 kilograms.
Storage and transportation: The packaging should be kept intact. Store in a dry, well-ventilated and clean warehouse, protected from water and moisture. It should be stored separately from toxic substances. The shelf life of this product is two years.
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Ferrous sulfate, the other name is “green vitriol”, is a common divalent iron salt with the chemical formula FeSO₄. It is a versatile basic chemical with wide applications in agriculture, industry, лекарство, and food. According to its purity and application, it can be classified into industrial grade, agricultural grade, Сорт корма, food grade, and pharmaceutical grade, with significantly different requirements for impurity content among different grades.