CERTIFICATE OF ANALYSIS

Product Name AMMONIUM FERROUS SULPHATE HEXAHYDRATE AR/ACS CAS Number 7783-85-9
Molecular Formula (NH 4 ) 2 SO O 4 FeSO 4 .6H 2 Catalogue No. AL0356
Molecular Weight 392.13 Batch Number
Manufacturing Date December-2020 Expire Date November-2025

TYPE OF TEST

STANDARD

OBSERVED

Description
Assay
Insoluble matter
Reaction
Chloride (Cl)
Copper (Cu)
Ferric iron (Fe)
Lead (Pb)
Manganese (Mn)
Potassium (K)
Sodium (Na)
Zinc (Zn)
Greenish blue crystals/ crystalline powder
99.0 - 101.0%
<0.003%
Not less than pH 3.5
<0.001%
<0.002%
<0.02%
<0.002%
<0.05%
<0.02%
<0.02%
<0.006%
Greenish blue crystals/ crystalline powder
99.98%
0.002%
pH 3.5
<0.001%
<0.002%
0.012%
0.0007%
0.029%
<0.02%
0.0089%
0.004%
Result: The above product complies with AR grade

Tested By
Hitesh Kunjathur