Potassium hydrogen phthalate ≥99.95%, crystals, AR® ACS primary standard, Macron Fine Chemicals™

: AVANTOR PERFORMANCE MATERIAL LLC

Potassium hydrogen phthalate ≥99.95%, crystals, AR® ACS primary standard, Macron Fine Chemicals™

: AVANTOR PERFORMANCE MATERIAL LLC

:877-24-7

:HOOCC₆H₄COOK

:MFCD00013070

:204.22 g/mol

:13,07694

:295…300 °C

:1.6362 g/cm³ (20 °C)

:Management of Change (MOC) category = N

:Ambient

:212-889-4

ACS - Assay (1-KOCOC₆H₄-2-COOH):
99.95 - 100.05 %
ACS - Chlorine Compounds (as Cl):
≤0.003 %
ACS - Heavy Metals (as Pb):
≤5 ppm
ACS - Insoluble Matter:
≤0.005 %
ACS - Iron (Fe):
≤5 ppm
ACS - pH of 0.05M Solution at 25°C:
4.00 - 4.02
ACS - Sodium (Na):
≤0.005 %
ACS - Sulfur Compounds (as S):
≤0.002 %

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