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
| 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(1 |
| InChI key | HWPKGOGLCKPRLZ-UHFFFAOYSA |
| 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-] |
| 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 |