567446

Sodium Citrate, Dihydrate, Molecular Biology Grade - CAS 1545801 - Calbiochem

• Synonym(s): Trisodium citrate dihydrate, Citric acid trisodium salt dihydrate, Sodium citrate tribasic dihydrate
• Linear Formula: HOC(COONa)(CH₂COONa)₂ · 2H₂O
• CAS Number: 6132-04-3
• Molecular Weight: 294.10
• Beilstein: 6104939
• MDL number: MFCD00150031

Properties

• Quality Level: 100
• assay: ≥99% (titration)
• form: crystalline solid
• manufacturer/tradename: Calbiochem^®
• storage condition: OK to freeze
• color: white
• pKa (20 °C): 6.40
• mp: >300 °C (lit.)
• solubility: water: 100 mg/mL
• cation traces: heavy metals: ≤0.001%; heavy metals (as Pb): ≤0.001%
• absorption: ≤0.015 at 260 nm; ≤0.015 at 280 nm
• foreign activity: DNases, proteases, RNases, none detected
• shipped in: ambient
• storage temp.: 15-25°C
• SMILES string: O.O.[Na+].[Na+].[Na+].OC(CC([O-])=O)(CC([O-])=O)C([O-])=O
• InChI: 1S/C6H8O7.3Na.2H2O/c7-3(8)1-6(13,5(11)12)2-4(9)10;;;;;/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12);;;;2*1H2/q;3*+1;;/p-3
• InChI key: NLJMYIDDQXHKNR-UHFFFAOYSA-K

Description

General description

Widely used buffer in amino acid analysis.

Packaging

5 kg in Fibre carton

100 g in Glass bottle

1 kg in Glass bottle

Warning

Toxicity: Standard Handling (A)

Reconstitution

Following reconstitution, store at room temperature (20°C). Stock solutions are stable for up to 6 months at 20°C.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable