di-Potassio idrogenofosfato triidrato, per HPLC

- Synonyms: Secondary potassium phosphate, Potassium phosphate dibasic
- K2HPO4·3H2O
- M = 228,23 g/mol
- CAS [16788-57-1]
- EINECS-No.: 231-834-5
- Solub. in water: (20 ºC): freely soluble
- Tariff number: 2835 24 00 00
- Applications: in buffer solutions (chromatography).

SPECIFICATIONS
assay (acidimetric): min. 99 %
identity (IR-spectrum): passes test
insoluble matter: passes test
pH (5 %, H2O): 9,2 - 9,4

wavelength:: absorbance:
230 nm: 0,1 AU
240 nm: 0,06 AU
250 nm: 0,04 AU
310 nm: 0,02 AU