Potassium citrate tribasic monohydrate

• Catalog No.: 25107
• CAS Number: 6100-05-6
• M. F.: C6H7K3O8
• M. W.: 324.40988
• Purity: 99-100.5% (calc with ref. to anhyd. subst.)

SYNONYMS

• Title: 柠檬酸钾 三元 一水合物
• IUPAC name: tripotassium 2-hydroxypropane-1,2,3-tricarboxylate hydrate
• IUPAC Traditional name: tripotassium citrate hydrate
• Synonyms: Citric acid tripotassium salt; 柠檬酸三钾; Tripotassium citrate; 柠檬酸 三钾盐

DATABASE IDS

• Beilstein Number: 3924344
• PubChem SID: 24855102
• CAS Number: 6100-05-6
• MDL Number: MFCD00150442
• EC Number: 231-905-0

PROPERTIES

• Antion Traces: chloride (Cl-): ≤30 mg/kg
• Antion Traces: oxalate (as oxalic acid): ≤100 mg/kg
• Antion Traces: sulfate (SO42-): ≤50 mg/kg
• Cation Traces: As: ≤1 mg/kg
• Cation Traces: Cu: ≤10 mg/kg
• Cation Traces: Fe: ≤10 mg/kg
• Cation Traces: Hg: ≤1 mg/kg
• Cation Traces: Na: ≤3000 mg/kg
• Cation Traces: Pb: ≤1 mg/kg
• Cation Traces: Zn: ≤10 mg/kg
• Impurities: ≤0.0005% heavy metals (as Pb)
• Impurities: 4-6% water (Karl Fischer)
• Linear Formula: HOC(COOK)(CH2COOK)2 · H2O
• Loss on Drying: 3-6 loss on drying, 180°C
• Purity: 99-100.5% (calc with ref. to anhyd. subst.)
• Quality: meets analytical specification of Ph. Eur., BP, FCC, E332
• Suitability: in accordance for appearance of solution
• Suitability: passes test for reaction against H2SO4
• Melting Point: 275 °C (dec.)(lit.)
• pH: 7-9 (20 °C, 5%)
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• German water hazard class: 1