Ferrous Sulfate Heptahydrate 500gm Lab Grade India

Iron (II) Sulfate Heptahydrate 500 gm Lab Grade for analysis Only.

Iron (II) sulfate heptahydrate for analysis EMSURE ACS, ISO, Reag. Ph Eur. CAS 7782-63-0, EC Number 233-336-3, chemical formula FeSO * 7HO.
Catalog Number 103965
Packing: 500 gr
Replaces FX0260-1
Synonyms Iron vitriol
Description Iron (II) sulfate heptahydrate
CAS number 7782-63-0
EC index number 026-003-01-4
EC number 233-336-3
Grade ACS, ISO, Reag. Ph Eur
Hill Formula FeOS * 7HO
Chemical formula FeSO * 7HO
Molar Mass 278.02 g / mol
HS Code 2833 29 80
Specifications
Assay (manganometric) 99.5 – 102.0%
Identity passes test
The appearance of the solution passes the test
Insoluble matter 0.01%
pH-value (5%; water) 3.0 – 4.0
Chloride (Cl) 0.0005%
Phosphate (PO) 0.001%
Total nitrogen (N) 0.001%
Heavy metals as Pb 0.005%
As (Arsenic) 0.0002%
Ca (Calcium) 0.005%
Cr (Chromium) 0.005%
Cu (Copper) 0.001%
Fe III (Iron III) 0.02%
K (Potassium) 0.002%
Mg (Magnesium) 0.002%
Mn (Manganese) 0.05%
Na (Sodium) 0.02%
Ni (Nickel) 0.005%
Pb (Lead) 0.0005%
Zn (Zinc) 0.005%
Substance not precipitated by ammonium hydroxide 0.1%