BUY FERROUS CHLORIDE, TETRAHYDRATE, REAGENT

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Specification for Ferrous Chloride, Tetrahydrate:
TEST
1. Assay (as FeCl2) 62.5 – 66.0 percent
2. Insoluble 0.01 percent
3. Phosphate 0.001 percent
4. Sulfate 0.01 percent
5. Arsenic 0.0001 percent
6. Substances not ppt’d by NH4OH 0.10 percent