Ferrous sulfate pharmaceutical grade

1.content :98.5-104% 2.pharmaceutical grade 3.package:25kg drum 4.delivery date:spot goods

Ferrous sulfate

1 Chemical Name: Ferrous sulfate;Ferrous(II) Phosphate

2 Molecular Formula: FeSO4·7H2O

3 Molecular Weight: 278.02

4 CAS: 7720-78-7

5 Character: blue green crystalline powder or granule. Inodorous, taste salty. Easily airslake in dry air, it is easy to oxidize to brown yellow alkalescence ferric sulphate. Soluble in water, insoluble in ethanol.

6 Uses: It is used as nutrition supplement, fruit and vegetable chromogenic reagent.

7 Packing: It is packed with drum. The net weight of each drum is 25kg.

8 Storage & Transportation:  It should be stored in a dry and ventilative warehouse, kept away form water and moisture during transport, unloaded with care so as to avoid damage to bags. Furthermore, it should be stored separately from poisonous substances.

9 Quality index:

Analysis	chinese pharmacopoeia2010	industry GB-10531-10537-89
Appearance	Green-blue crystal	Green-blue crystal
Content(FeSO4·7H2O) w/%	98.5-104.0	≥97
PH(5g/100ml)	3.0-4.0	--
subsulphate	Pass test	---
Heavy metal(as Pb) w/%	≤0.002	<0.002
Arsenic(As) w/%	≤0.0002	<0.0005
chloride(as cl),w/%	≤0.03	——
ferric salt,w/%	≤ 0.5	——
Manganese Salts,w/%	≤0.1	——
zinc salt,w/%	≤ 0.05	——
mercuric salt,w/%	≤0.05	--
Fe%	--	19-20
Insoluble matter /%	--	≤0. 5

Ferrous sulfate pharmaceutical grade