7778-77-0 Potassium dihydrogen phosphate

Superiority:

Product Name: Potassium dihydrogen phosphate
Synonyms: Potassium Phosphate Monobasic, Meets analytical specification of Ph. Eur.NF;Potassium Dihydrogen Phosphate, Suprapur;Potassium Phosphate, Monobasic, For HPLC analysis;Potassium Dihydrogen Phosphate/Di-sodium Hydrogen Phosphate, Certified secondary standard reference material for pH measurement: directly traceable to primary SRM from NIST/PTB pH(S)= 6.86;Potassium Dihydrogen Phosphate, For analysis ACS;KALII DIHYDROGENOPHOSPHAS;BUFFER CONCENTRATE II FROM POTASSIUM DIHYDROGEN PHOSPHATE;kdp
CAS: 7778-77-0
MF: H2KO4P
MW: 136.085541
EINECS: 231-913-4
Product Categories: Inorganics;Anionic SolutionsChromatography;Anionic Standard SolutionsAlphabetic;Application CRMs;Ion Chromatography;Ion Chromatography Standards;P;PER - POLA;Chemical Synthesis;Inorganic Salts;Materials Science;Metal and Ceramic Science;Potassium;Potassium Salts;Salts;Synthetic Reagents;Food additives;metal phosphate compound
Mol File: 7778-77-0.mol

Potassium dihydrogen phosphate Chemical Properties
Melting point  252.6 °C(lit.)
density  2.338 g/mL at 25 °C(lit.)
storage temp.  Store at RT.
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℃)
Water Solubility  222 g/L (20 ºC)
λmax λ: 260 nm Amax: 0.046
λ: 280 nm Amax: 0.040
Sensitive  Hygroscopic
Decomposition  253 °C
Merck  14,7659
InChIKey GNSKLFRGEWLPPA-UHFFFAOYSA-M
CAS DataBase Reference 7778-77-0(CAS DataBase Reference)
EPA Substance Registry System Monopotassium phosphate (7778-77-0)
Safety Information
Hazard Codes 
Risk Statements 
Safety Statements 
Hazardous Substances Data 7778-77-0(Hazardous Substances Data)
Toxicity LD50 skin in rabbit: > 4640mg/kg