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CERTIFICATE OF ANALYSIS
Product Name
POTASSIUM DIHYDROGEN ORTHOPHOSPHATE ANHYDROUS Extra Pure
CAS Number
7778-77-0
Molecular Formula
KH 2 PO 4
Catalogue No.
AL3766
Molecular Weight
136.09
Batch Number
Manufacturing Date
December-2020
Expire Date
November-2025
TYPE OF TEST
STANDARD
OBSERVED
Description
Assay
pH (5% in water)
Chloride (Cl)
Sulphate (SO4)
Heavy metals (as Pb)
Arsenic (As)
Iron (Fe)
Copper (Cu)
Sodium (Na)
Zinc (Zn)
Reducing substance by KMnO4
Substance insoluble in water
Loss on drying at 105°C
White crystalline powder
98 – 101%
4.0-4.5
<0.001%
<0.02%
<0.001%
<0.0002%
<0.002%
<0.0025%
<0.1%
<0.0025%
<0.04%
<0.2%
<2.0%
White crystalline powder
99.1%
4.1
0.0008%
0.01%
<0.001%
<0.0002%
0.001%
0.001%
<0.1%
<0.0025%
0.029%
0.1%
1%
Result:
The above product complies with EP grade
Tested By
Hitesh Kunjathur