POTASSIUM PHOSPHATE DIBASIC ANHYDROUS

POTASSIUM PHOSPHATE DIBASIC ANHYDROUS For HPLC

Dipotassium hydrogenphosphate; Dipotassium phosphate; sec.-Potassium phosphate

Article No.

05428

Grade

For HPLC

Purity

99%

CAS No.

7758-11-4

Molecular Formula

K₂HPO₄

Molecular Weight

174.2

H.S. Code

2835.2400

Shelf Life

60 Months

MSDS

Certificate of Analysis (COAs)

Physical state at 20 °C

Solid

Colour

White crystalline

Odour

Odorless

pH value

8.8

Melting point/ Freezing point [°C]

>465°C

Decomposition point [°C]

>465°C

Density [g/cm3]

2.338

Solubility in water [% weight]

1600 g/l (20°C)

Appearance	White hygroscopic crystalline powder
Assay	Min 99%
Solubility (0.1 g/mL in water; 25°C)	Complete, colourless
pH (10% solution in water)	8.5 - 9.6
Loss on drying (at 105°C)	Max 1.0%
UV absorbance (10% in water)	-
at 230 nm	Max 0.15
at 240 nm	Max 0.12
at 250 nm	Max 0.11
at 310 nm	Max 0.05
at 500 nm	Max 0.02

Safety Statement: 22-24/25

Revision Date : 11-Jun-2018