Potassium hydrogen phthalate 99.95-100.05%, crystals, AR® ACS primary standard, Macron Fine Chemicals™
Supplier: AVANTOR PERFORMANCE MATERIAL LLC
Synonyms:
KHP
, Potassium phthalate monobasic
, Potassium Acid Phthalate
, Potassium biphthalate
, Phthalic Acid Monopotassium Salt
, Phthalic acid potassium salt
Management of Change (MOC) category = N
MACR6704-02
6704-02
6704-04
MACR6704-20
6704-04
6704-20
MK670402CS
4117.15
CAD
MK670420
MK670402
MK670404
CAMK670420
CAMK670402
CAMK670404
Potassium hydrogen phthalate 99.95-100.05%, crystals, AR® ACS primary standard, Macron Fine Chemicals™
Potassium hydrogen phthalate
Primary standard.
Formula:
HOOCC₆H₄COOK MW: 204.22 g/mol Melting Pt: 295…300 °C Density: 1.6362 g/cm³ (20 °C) |
MDL Number:
MFCD00013070 CAS Number: 877-24-7 Merck Index: 13,07694 |
Specification Test Results
Meets ACS Reagent Chemical Requirements | |
For Laboratory,Research,or Manufacturing Use | |
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 % |
Traceable to NIST | |
Appearance (white crystals) |
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