Ferrous sulfate
Food grade ferrous sulfate
Chemical name: Ferrous sulfate
CAS:7720-78-7
Formule moléculaire: FeSO4·7H2O (heptahydrate), FeSO4·nH2O (Amidon)
Masse moléculaire: 278.01 (heptahydrate), 169.92/223.92 (Amidon)
Propriétés: Blue-green crystals or granules, Acésulfame de potassium, 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 | spécification |
|---|---|
| Apparence | Gray or bluish-green crystalline granules or powder |
| Ferrous Sulfate, % | Dried: 86-89 Heptahydrate: 99.5-104.5 |
| Arsenic (Comme), Ppm | ?? 3 |
| Conduire (Pb), Ppm | ?? 2 |
| Mercure (Hg), Ppm | ?? 1 |
| Acid Insoluble Matter, % (Dried) | ?? 0.05 |
Applications: Dans l’industrie alimentaire, it is used as an iron fortifier, color developer, and processing aid, etc.
Amidon: 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.