POTASSIUM PHOSPHATE MONOBASIC BIOULTRA FOR MOLECULAR BIOLOGY ANHYDROUS >= 99.5 % T (C005B-079665)

Application

Potassium phosphate monobasic and dibasic, are used to create phosphate buffered solutions such as potassium phosphate buffered water and saline solutions used in biological applications.

Other Notes

Component of PBS - in the isolation and analysis of nuclear RNA

Molecular Weight: 136.09. Empirical Formula: H₂KO₄P. linearFormula: KH₂PO₄. grade: for molecular biology. Quality Level: 200. product line: BioUltra. Assay: ≥. 99.5% (T). form: powder or crystals. impurities: DNases, none detected, RNases, none detected, insoluble matter, passes filter test, phosphatases, none detected, proteases, none detected, ≤. 0.001% total nitrogen (N). pH: 4.0-4.5 (25 . °C, 1 . M in H₂O). pKa (25 °C): (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid). mp: 252.6 . °C (lit.). solubility: H₂O: 1 . M at . 20 . °C, clear, colorless. density: 2.338 . g/mL . at 25 . °C (lit.). anion traces: chloride (Cl^-): ≤. 5 . mg/kg, sulfate (SO₄^2-): ≤. 30 . mg/kg. cation traces: Al: ≤. 5 . mg/kg, As: ≤. 0.1 . mg/kg, Ba: ≤. 5 . mg/kg, Bi: ≤. 5 . mg/kg, Ca: ≤. 10 . mg/kg, Cd: ≤. 5 . mg/kg, Co: ≤. 5 . mg/kg, Cr: ≤. 5 . mg/kg, Cu: ≤. 5 . mg/kg, Fe: ≤. 5 . mg/kg, Li: ≤. 5 . mg/kg, Mg: ≤. 5 . mg/kg, Mn: ≤. 5 . mg/kg, Mo: ≤. 5 . mg/kg, Na: ≤. 50 . mg/kg, Ni: ≤. 5 . mg/kg, Pb: ≤. 5 . mg/kg, Sr: ≤. 5 . mg/kg, Zn: ≤. 5 . mg/kg. λ: 1 . M in H₂O. UV absorption: λ. : 260 . nm A_max: 0.050, λ. : 280 . nm A_max: 0.045. SMILES string: [K+].OP(O)([O-]): O. InChI: 1S/K.H3O4P/c. 1-5(2,3)4/h. (H3,1,2,3,4)/q+1. /p-1. InChI key: GNSKLFRGEWLPPA-UHFFFAOYSA-M. Storage Class Code: 13 - Non Combustible Solids. WGK: WGK 1. Flash Point(F): Not applicable. Flash Point(C): Not applicable. Personal Protective Equipment: Eyeshields, Gloves, type N95 (US).