21118

Calcium citrate tribasic tetrahydrate

BioUltra, ≥98.0% (calc. on dry substance, KT)

• Synonym(s): Citric acid calcium salt, Tricalcium dicitrate
• Linear Formula: Ca₃(C₆H₅O₇)₂ · 4H₂O
• CAS Number: 5785-44-4
• Molecular Weight: 570.49
• UNSPSC Code: 12161700
• NACRES: NA.25
• PubChem Substance ID: 57647903
• EC Number: 212-391-7
• Beilstein/REAXYS Number: 3924520
• MDL number: MFCD00150786
• Assay: ≥98.0% (calc. on dry substance, KT)
• Grade: reagent grade
• Form: powder
• Solubility: 0.1 M HCl: 0.01 M at 20 °C, clear, colorless

Properties

• grade: reagent grade
• product line: BioUltra
• assay: ≥98.0% (calc. on dry substance, KT)
• form: powder
• impurities: Insoluble matter, passes filter test
• loss: 10-14% loss on drying, 180°C, 4 h
• solubility: 0.1 M HCl: 0.01 M at 20 °C, clear, colorless
• anion traces: chloride (Cl^-): ≤50 mg/kg, sulfate (SO₄^2-): ≤100 mg/kg
• cation traces: As: ≤0.1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤50 mg/kg, Hg: ≤0.1 mg/kg, K: ≤500 mg/kg, Li: ≤5 mg/kg, Mg: ≤1000 mg/kg, Mn: ≤50 mg/kg, Mo: ≤5 mg/kg, Na: ≤100 mg/kg, Ni: ≤5 mg/kg, Pb: ≤1 mg/kg, Sr: ≤100 mg/kg, Zn: ≤5 mg/kg
• λ: 0.01 M in 0.1 M HCl
• UV absorption: λ: 260 nm A_max: 0.04, λ: 280 nm A_max: 0.03
• SMILES string: O.O.O.O.OC1(CC(=O)O[Ca]OC(=O)C1)C(=O)O[Ca]OC(=O)C2(O)CC(=O)O[Ca]OC(=O)C2
• InChI: 1S/2C6H8O7.3Ca.4H2O/c2*7-3(8)1-6(13,5(11)12)2-4(9)10;;;;;;;/h2*13H,1-2H2,(H,7,8)(H,9,10)(H,11,12);;;;4*1H2/q;;3*+2;;;;/p-6
• InChI key: LNIZKKFWMDARJV-UHFFFAOYSA-H

Description

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)