POTASSIUM HYDROGEN PHTHALATE
POTASSIUM HYDROGEN PHTHALATE For HPLC
Short Name: POTASSIUM HYDROGEN PHTHALATE
Synonym: KHP; Phthalic acid monopotassium salt, Potassium biphthalate; Potassium phthalate monobasic
Basic Details
Article No.
LG101876
Grade
For HPLC
Purity
99.5%
CAS No.
877-24-7
HS Code
2917.3990
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
White crystalline
Odour
Odorless
pH value
3.8 - 4.0 (5% aq. sol.)
Melting point/ Freezing point [°C]
295 - 300 °C
Density [g/cm3]
1.64
Solubility in water [% weight]
80 g/L @ 20°C
Chemical Specifications
Appearance
White crystalline powder
Assay
Min 99.5%
Filter test
In accordance
Solubility (100 mg/mL in water)
Complete, colourless
pH
3.5 - 5.0
UV absorbance (10% solution in water)
at 330 nm
Amax :
at 340 nm
Amax :
at 350 nm
Amax :
at 500 nm
Amax :
Safety Information & Hazard Symbols
Safety Statement
22-24/25