Potassium hydrogen phthalate ≥99.5% (by titrimetric analysis) for HPLC, Fluka™
Supplier: Honeywell Chemicals
Certificates
About this item
Synonyms: Potassium phthalate monobasic, Potassium biphthalate, Potassium Acid Phthalate, KHP, Phthalic Acid Monopotassium Salt, Phthalic acid potassium salt
CAS Number:877-24-7
:
Formula:HOOCC₆H₄COOK
MDL Number:MFCD00013070
Boiling Pt:378 °C (1.013 hPa)
Melting Pt:295…300 °C
Density:1.64 g/cm³ (20 °C)
Molecular Weight:204.22 g/mol
Merck Index:13,07694
Storage Temperature:Ambient
EINECS:212-889-4
Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- Assay:99.5 - 100.5 %
- pH (10 %):3.5 - 5.0
- Solution 20 g to 200 mL (H₂O):complying
- Loss on drying (105°C):Max. 0.5 %
- Absorbance 500 nm:Max. 0.02
- Absorbance at 350 nm:Max. 0.02
- Absorbance at 340 nm:Max. 0.03
- Absorbance at 330 nm:Max. 0.05
Specification Test Results
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