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Potassium Biphthalate Ultrex®

Minimum Assay Specifications 

Assay (dried basis)..........100.0%
Identification (by IR)..........passes test
Participate matter..........0.0003%
pH of 0.05 M solution at 25°C..........4.00
NON-METALLIC IMPURITIES..........
Chlorine compounds..........15 ppm max.
Silicon..........< 10 ppm max.
Sulfur compounds..........10 ppm max.
METALLIC IMPURITIES..........
Aluminum, Barium, Bismuth, Calcium, Chromium, Copper, Iron, Molybdenum, Nickel, Strontium, Titanium, Vanadium..........< 1 ppm max.
Cadmium, Cobalt, Lead, Manganese, Niobium, Tin, Zinc, Zirconium..........< 10 ppm max.
Magnesium, Silver..........< 0.5 ppm max.
Compound Name: 1-KOCOC6H4-2-COCH
Chemical SubName: Potassium Hydrogen Phthalate
FW: 204.22
CASno: 877-24-7
Merk Index: 12.7773

Potassium Biphthalate Ultrex®
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