四水氯化亚铁
| Product information | |||
|---|---|---|---|
| Synonyms | Iron(II) Chloride, Tetrahydrate | ||
| Chemical formula | FeCl2·4H2O | ||
| Molar mass | 198.81 | ||
| CAS number | 13478-10-9 | ||
| Chemical and physical data | |||
|---|---|---|---|
| Merck USA index | 13 4077 | ||
| Molar mass | 198.81 | ||
| Specifications | |
|---|---|
| | |
| Assay | 99% min |
| Arsenic (As) | 0.0005% max |
| Copper (Cu) | 0.002% max |
| Ferric iron (Fe+++) | 0.2% max |
| Lead (Pb) | 0.001% max |
| Manganese (Mn) | 0.005% max |
| Substances not precipitated by ammonia | 0.05% max |
| Sulfate (SO4) | 0.01% max |
| Total nitrogen (N) | 0.001% max |
| Zinc (Zn) | 0.003% max |