Potassium Phosphate Monobasic

Name: Potassium Phosphate Monobasic
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Categories: Food & Nutraceutical, Pharmaceuticals

CAS NO: 7778-77-0

MOLECULAR FORMULA :- KH₂PO₄

MOLECULAR WEIGHT :- 136.10 g/mol

SPECIFICATION	IP	BP	USP
Description		White or almost white powder , crystalline powder , colorless powder or crystalline masses, efflorescent.	White or almost white powder , crystalline powder , colorless powder or crystalline masses, efflorescent.
Appearance of solution		4% w/v Solution is clear and colorless	–
Solubility		Soluble in water , very soluble in boiling water and freely soluble in glycerol.	–
Identification (A) Reaction (B) Reaction (C) Reaction		A. Solution S is faintly acid B. Reaction of Potassium C. Reaction for Phosphates	A. Reaction of Potassium B. Reaction for Phosphates
pH (4% w/v solution in water)		4.2-4.5	–
Sulphate		NMT 50 ppm.	–
Ammonium		NMT10 ppm.	–
Arsenic		NMT 2 ppm.	NMT 3 ppm
Sodium		NMT 1000 ppm	–
Iron		NMT 10 ppm	–
Sulphate		NMT 300 ppm	–
Chloride		NMT 200 ppm	–
Lead		–	NMT 5 ppm
Heavy Metal		–	NMT 20 ppm
Fluoride		–	NMT 10 ppm
Reducing Substances		The colour of permanganate is not completely discharged	–
Residual Solvents		–	Meets the requirement
Organic volatile impurities		–	Meets the requirement
Insoluble substances		–	Max. 0.2%
Loss on Drying at 105⁰C		Max. 2.0%	Max. 1.0%
Assay Na₂B₄O₇,10H₂O		98.0 % – 100.5	98.0 % to 100.5 %

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Description

Potassium Phosphate, Monobasic is a commonly used laboratory reagent useful in formulating buffered solutions for applications such as: equilibrium dialysis, high-performance liquid chromatography (HPLC), and affinity capillary electrophoresis (ACE). Potassium Phosphate, Monobasic is an excellent source of phosphorus and potassium. Potassium Phosphate, Monobasic has been used as a fungicide. In its crystalline state, Potassium Phosphate, Monobasic is noted for its non-linear optical properties. Additional forms available: Potassium Phosphate, Dibasic, Anhydrous Potassium phosphate tribasic Potassium phosphate tribasic monohydrate Potassium phosphate dibasic solution Potassium Phosphate Monobasic solution