Potassium hydrogen phthalate 99.95-100.05% (dried basis), GR ACS, Supelco®

Supplier: MilliporeSigma

PX1476-1 PX1476-3 PX1476-7 PX1476-5
EM-PX1476-1CS 890.95 USD
EM-PX1476-1 EM-PX1476-3 EM-PX1476-7 EM-PX1476-5
Potassium hydrogen phthalate 99.95-100.05% (dried basis), GR ACS, Supelco®
Potassium hydrogen phthalate

Meets ACS Specifications

Formula: HOOCC₆H₄COOK
Melting Pt: 295…300 °C
Density: 1.6362 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00013070
CAS Number: 877-24-7
EINECS: 212-889-4
Merck Index: 13,07694
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Specification Test Results

Assay (dried basis) 99.95-100.05%
Chlorine compounds (as Cl) 0.003% max
Color White
Form Crystals
Heavy metals (as Pb) 5ppm max
Insoluble matter 0.005% max
Iron (Fe) 5ppm max
pH of a 0.05 m solution at 25.0 ± 0.2°C 4.00-4.02
Sodium (Na) 0.005% max
Sulfur compounds (as S) 0.002% max

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