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Sodium citrate tribasic dihydrate_Molecular_structure_CAS_6132-04-3)
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Sodium citrate tribasic dihydrate

Catalog No. 71402 Name Sigma Aldrich
CAS Number 6132-04-3 Website http://www.sigmaaldrich.com
M. F. C6H9Na3O9 Telephone 1-800-521-8956
M. W. 294.09957 Fax
Purity ≥99.5% (NT) Email
Storage Chembase ID: 102744

SYNONYMS

Title
柠檬酸钠 二水合物
IUPAC name
trisodium 2-hydroxypropane-1,2,3-tricarboxylate dihydrate
IUPAC Traditional name
trisodium citrate dihydrate
Synonyms
柠檬酸 三钠盐 二水合物
Trisodium citrate dihydrate
柠檬酸三钠 二水合物
Citric acid trisodium salt dihydrate

DATABASE IDS

MDL Number MFCD00150031
CAS Number 6132-04-3
PubChem SID 24886189
EC Number 200-675-3
Beilstein Number 6104939

PROPERTIES

Antion Traces chloride (Cl-): ≤10 mg/kg
Antion Traces sulfate (SO42-): ≤50 mg/kg
Cation Traces Al: ≤5 mg/kg
Cation Traces As: ≤0.1 mg/kg
Cation Traces Ba: ≤5 mg/kg
Cation Traces Bi: ≤5 mg/kg
Cation Traces Ca: ≤10 mg/kg
Cation Traces Cd: ≤5 mg/kg
Cation Traces Co: ≤5 mg/kg
Cation Traces Cr: ≤5 mg/kg
Cation Traces Cu: ≤5 mg/kg
Cation Traces Fe: ≤5 mg/kg
Cation Traces K: ≤100 mg/kg
Cation Traces Li: ≤5 mg/kg
Cation Traces Mg: ≤5 mg/kg
Cation Traces Mn: ≤5 mg/kg
Cation Traces Mo: ≤5 mg/kg
Cation Traces NH4+: ≤10 mg/kg
Cation Traces Ni: ≤5 mg/kg
Cation Traces Pb: ≤5 mg/kg
Cation Traces Zn: ≤5 mg/kg
Grade for molecular biology
Impurities DNases, none detected
Impurities RNases, none detected
Impurities insoluble matter, passes filter test
Impurities phosphatases, none detected
Impurities proteases, none detected
Impurities 11-13% Water (Karl Fischer)
λ 0.1 M in H2O
Linear Formula HOC(COONa)(CH2COONa)2 · 2H2O
Product Line BioUltra
Purity ≥99.5% (NT)
Absorption Wavelength λ: 260 nm Amax: 0.01
Absorption Wavelength λ: 280 nm Amax: 0.01
Melting Point >300 °C(lit.)
pH 7.5-9.0 (25 °C, 0.1 M in H2O)
Solubility H2O: soluble0.1 M at 20 °C, clear, colorless
MSDS Link Download
Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
German water hazard class 1

DETAILS

Description (English)
Other Notes
Buffer component in the preparation of total ribosomal RNA from E. coli1.
Description (简体中文)
Other Notes
Buffer component in the preparation of total ribosomal RNA from E. coli1.

REFERENCES