Ferrous sulfate
Food grade ferrous sulfate
Chemical name: Ferrous sulfate
CASの:7720-78-7
分子式: FeSO4·7H2O (heptahydrate), FeSO4·nH2O (無水)
分子量: 278.01 (heptahydrate), 169.92/223.92 (無水)
プロパティ: Blue-green crystals or granules, 無臭, 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 | 仕様 |
|---|---|
| 外観 | Gray or bluish-green crystalline granules or powder |
| Ferrous Sulfate, % | Dried: 86-89 Heptahydrate: 99.5-104.5 |
| 白い結晶または結晶性粉末 (として), ppmの | 水分含量 3 |
| 鉛 (Pb), ppmの | 水分含量 2 |
| 水銀 (Hgの), ppmの | 水分含量 1 |
| Acid Insoluble Matter, % (Dried) | 水分含量 0.05 |
アプリケーション: 食品業界では, it is used as an iron fortifier, color developer, and processing aid, 等.
化粧品原料: 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.