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CERTIFICATE OF ANALYSIS
Product Name
COBALT (II) CHLORIDE HEXAHYDRATE Extra Pure
CAS Number
7791-13-1
Molecular Formula
C°Cl 2 .6H 2 O
Catalogue No.
AL1428
Molecular Weight
237.93
Batch Number
Manufacturing Date
December-2020
Expire Date
November-2025
TYPE OF TEST
STANDARD
OBSERVED
Description
Assay
Nitrate (NO3)
Sulphate (SO4)
Lead (Pb)
Iron (Fe)
Nickel (Ni)
Zinc (Zn)
Substance not precipitated by ammonium sulphide (as SO4)
Deep red crystals
97 - 102%
Passes test
<0.007%
<0.002%
<0.005%
<0.15%
<0.05%
<0.3%
Deep red crystals
98.2%
Passes Test
0.003%
0.001%
0.0047%
0.1%
<0.05%
0.21%
Result:
The above product complies with EP grade
Tested By
Hitesh Kunjathur