Potassium Hydrogen Phthalate


Potassium Hydrogen Phthalate ACS
Synonym Potassium Phthalate
CAS No. 877 - 24 - 7 Grade : ACS
Mol. Wt. 204.22 g/mol Mol Formula : C8H5KO4
Appearance White Crystalline Powder
Identity Passes Test
Test Solution(10 %W/V),Water Clear and Colorless Solution
PARAMETERS ACS
Assay 99.95 - 101.50%
pH(5% Aqueous Solution) at 250C 4.00 - 4.02
MAXIMUN LIMITS OF IMPURITIES
Water Insoluble Matter 0.005%
Chloride(Cl) 0.003%
Sulphate(SO4) 0.002%
Heavy Metals (as Pb) 0.0005%
Iron (Fe) 0.0005%
Sodium (Na) 0.005%
Potassium Hydrogen Phthalate LR
Synonym Potassium Phthalate
CAS No. 877 - 24 - 7 Grade : LR
Mol. Wt. 204.22 g/mol Mol Formula : C8H5KO4
Appearance White Crystalline Powder
Identity Passes Test
Test Solution(10 %W/V),Water Clear and Colorless Solution
PARAMETERS LR
Assay 99.50%
MAXIMUN LIMITS OF IMPURITIES
Chloride(Cl) 0.002%
Sulphate(SO4) 0.02%
Potassium Hydrogen Phthalate AR
Synonym Potassium Phthalate
CAS No. 877 - 24 - 7 Grade : AR
Mol. Wt. 204.22 g/mol Mol Formula : C8H5KO4
Appearance White Crystalline Powder
Identity Passes Test
Test Solution(10 %W/V),Water Clear and Colorless Solution
PARAMETERS AR
Assay 99.90 - 101.10%
pH(5% Aqueous Solution) at 250C 4.00 - 4.02
MAXIMUN LIMITS OF IMPURITIES
Water Insoluble Matter 0.005%
Loss on grying 1100C 0.05%
Chloride(Cl) 0.002%
Sulphate(SO4) 0.005%
Copper 0.0005%
Heavy Metals (as Pb) 0.0005%
Iron (Fe) 0.0005%
Sodium (Na) 0.005%