S4641
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S4641
Sigma-Aldrich
Sodium citrate tribasic dihydrate
ACS reagent, ≥99.0%
| Synonym: | Citric acid trisodium salt dihydrate, Trisodium citrate dihydrate |
| CAS Number: | 6132-04-3 |
| Linear Formula: | HOC(COONa)(CH2COONa)2 · 2H2O |
| Molecular Weight: | 294.10 |
| Beilstein Registry Number: | 6104939 |
| EC Number: | 200-675-3 |
| MDL number: | MFCD00150031 |
| PubChem Substance ID: | 24899613 |
Properties
| grade | ACS reagent |
| assay | ≥99.0% |
| total impurities | ≤0.003% Ammonia (NH3) |
| ≤0.005% Insoluble matter | |
| pH | 7.0-9.0 (25 °C, 5% in solution) |
| mp | >300 °C(lit.) |
| anion traces | chloride (Cl-): ≤0.003% |
| sulfate (SO42-): ≤0.005% | |
| cation traces | Ca: ≤0.005% |
| Fe: ≤5 ppm | |
| heavy metals (as Pb): ≤5 ppm |
Safety
| Personal Protective Equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
| WGK Germany | 1 |
References
| reference | H.U. Bergmeyer, ed. , Substrate for citrate lyase (EC 4.1.3.6). Meth. Enzym. Anal. 3rd ed., 2, 173, (1983) |
| D.M. Ramsey, Anticoagulant. J. Clin. Pathol. 30, 766, (1977) | |
| A. Babb Artif. Organs 3, 470, (1979) | |
| Beilstein | Beil. 3,IV,1272 |
| Aldrich MSDS 1, 477:D / Arctander, 2852 / Corp MSDS 1 (1), 893:C / FT-IR 1 (1), 555:B / FT-IR 2 (1), 888:B / FT-NMR 1 (1), 860:A / IR-Spectra (2), 295:D / IR-Spectra (3), 330:B / RegBook 1 (1), 631:N / Sax 6, 2694 / Sigma FT-IR 1 (2), 403:A / Structure Index 1, 92:D:5 |
