Basic Information

Product name : Potassium dihydrogen phosphate

Molecular formula: H2KO4P

Chinese aliases : high-purity potassium dihydrogen phosphate; edible potassium dihydrogen phosphate; edible monopotassium phosphate; potassium dihydrogen phosphate for feed; monopotassium phosphate for feed; potassium dihydrogen phosphate; acidic potassium phosphate; potassium phosphate monohydrate

C AS :7778-77-0

Molecular weight :136.085541

EINECS number : 231-913-4

Structural formula :

Brief description

This product is colorless crystal or white crystalline powder or granule or block; odorless.

This product is easily soluble in water and almost insoluble in ethanol.

use

Analytical reagents, pH buffers. Used for preparing buffers, determining arsenic, antimony, phosphorus, aluminum and iron, preparing phosphorus standard solutions and various culture media for haploid breeding, determining inorganic phosphorus and alkaline acid enzyme activity in serum, preparing culture media for bacterial serum testing of Leptospira, etc. Also used for piezoelectric elements, electro-optical elements and the generation of laser light harmonics.

Storage conditions

The warehouse is ventilated, low temperature and dry; stored separately from oxidants and food additives

Package

1. Plastic woven bags, aluminum foil bags, cardboard barrels;

2. According to customer needs, other forms of packaging

Physical and chemical properties

Colorless columnar crystals or white crystalline powder. Melting point 96℃; d 2.34. Stable in air. Soluble in about 4.5 parts of water, the aqueous solution is acidic, pH 4.4-4.7. Insoluble in ethanol. Dehydrated at 400℃ to form potassium metaphosphate.