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Sodium citrate monobasic

SIGMA/71497 - BioXtra, anhydrous, ≥99.5% (T)

Synonym: Citric acid monosodium salt; Sodium dihydrogen citrate

CAS Number: 18996-35-5
Empirical Formula (Hill Notation): C6H7NaO7
Molecular Weight: 214.11
EC Number: 242-734-6
MDL Number: MFCD00013067
Linear Formula: HOC(COONa)(CH2COOH)2
Product Type: Chemical

Catalog Number PKG Qty. Price Quantity
45-71497-250G 250 g
$88.10
1/EA
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45-71497-1KG 1 kg
$297.00
1/EA
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λ 0.25 M in H2O
anion traces chloride (Cl-): ≤50 mg/kg
  sulfate (SO42-): ≤50 mg/kg
assay ≥99.5% (T)
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
  K: ≤50 mg/kg
  Li: ≤5 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Mo: ≤5 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Sr: ≤5 mg/kg
  Zn: ≤5 mg/kg
form crystals
impurities insoluble matter, passes filter test
  ≤0.2% water
InChI 1S/C6H8O7.Na/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);/q;+1/p-1
InChI key HWPKGOGLCKPRLZ-UHFFFAOYSA-M
pH 3.5-4.0 (25 °C, 0.25 M in H2O)
product line BioXtra
Quality Level 200 
SMILES string [Na+].OC(=O)CC(O)(CC([O-])=O)C(O)=O
solubility H2O: 0.25 M at 20 °C, clear, colorless
Application: Sodium citrate monobasic has been used-
• as a component of Beltsville thawing solution (BTS) for semen dilution
• for the formulation of isonitrogenous diets to study the effects of sodium citrate in red hybrid tilapia
• for the preparation of SSC (saline sodium citrate) made for post-hybridization wash
RIDADR NONH for all modes of transport
WGK Germany WGK 1
Flash Point(F) Not applicable
Flash Point(C) Not applicable
Purity ≥99.5% (T)
UNSPSC 12161700

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