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Potassium Phosphate MonobasicCAS#7778-77-0

Chemical Name：Potassium Phosphate Monobasic

CAS No.:7778-77-0

Appearance:White transparent powder

Molecular Formula：H2KO4P

Molecular weight:136.085541

Sample: Available

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Product Details

Products Description of Potassium Phosphate MonobasicCAS#7778-77-0

Potassium dihydrogen phosphate industrial product purity ≥ 99%, white crystalline powder, odorless. Melting point 252.6℃, boiling point 158℃ (atmospheric pressure). Vapor pressure negligible (25℃), relative density 2.34 (20℃). Solubility in water: soluble, insoluble in ethanol. Hygroscopic, stable in air, melts at 400℃.

Parameters

Melting point	252.6 °C (lit.)
Boiling point	> 450 °C
bulk density	1200kg/m3
density	2.338 g/mL at 25 °C (lit.)
vapor pressure	0Pa at 25℃
refractive index	1.4864
storage temp.	Store at +5°C to +30°C.
solubility	H2O: 1.5 M at 20 °C, clear, colorless
form	powder
color	White transparent
Specific Gravity	2.338
Odor	Odorless
PH	4.2-4.6 (20g/l, H2O, 20℃)
pka	(1) 2.15, (2) 6.82, (3) 12.38 (at 25℃)
biological source	rabbit
Water Solubility	222 g/L (20 ºC)
λmax	λ: 260 nm Amax: 0.046 λ: 280 nm Amax: 0.040
Decomposition	253 °C
Sensitive	Hygroscopic
Merck	14,7659
Specific Activity	25-33nmol/min·mg
Stability:	Hygroscopic
InChIKey	GNSKLFRGEWLPPA-UHFFFAOYSA-M
CAS DataBase Reference	7778-77-0(CAS DataBase Reference)
EPA Substance Registry System	Monopotassium phosphate (7778-77-0)
Absorption	≤0.01 at 260nm ≤0.01 at 280nm

Safety Information

Hazard Codes
RTECS	TC6615500
HS Code	2835240000
Hazardous Substances Data	7778-77-0(Hazardous Substances Data)
Toxicity	LD50 skin in rabbit: > 4640mg/kg

Product Application of Potassium Phosphate MonobasicCAS#7778-77-0

As feed phosphorus additives; In the food industry, it is used for the manufacture of baked goods, for leavening agent, flavoring agent, fermentation additives, nutritional fortifiers, yeast food. Also used as a buffer, chelating agent.

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