C3434
Sigma-Aldrich

Sodium citrate tribasic dihydrate

SigmaUltra, ≥99.0% (titration)

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Synonym

Citric acid trisodium salt dihydrate

Trisodium citrate dihydrate

Molecular Formula

HOC(COONa)(CH₂COONa)₂ · 2H₂O

Molecular Weight

294.10

CAS Number

6132-04-3

Beilstein Registry Number

6104939

MDL number

MFCD00150031

PubChem Substance ID

24892616

EG/EC Number

200-675-3

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Properties

grade

SigmaUltra

assay

≥99.0% (titration)

total impurities

Insoluble matter, passes filter test

7.5-9.0 (20 °C, 0.1 M in H₂O)

>300 °C(lit.)

solubility

H₂O: 0.1 M at 20 °C, clear, colorless

anion traces

chloride (Cl^-): ≤0.001%

sulfate (SO₄^2-): ≤0.005%

cation traces

Al: ≤0.0005%

As: ≤0.00001%

Ba: ≤0.0005%

Bi: ≤0.0005%

Ca: ≤0.005%

Cd: ≤0.0005%

Co: ≤0.0005%

Cr: ≤0.0005%

Cu: ≤0.0005%

Fe: ≤0.0005%

K: ≤0.01%

Li: ≤0.0005%

Mg: ≤0.0005%

Mn: ≤0.0005%

Mo: ≤0.0005%

NH₄⁺: ≤0.001%

Ni: ≤0.0005%

Pb: ≤0.0005%

Zn: ≤0.0005%

abs.

A0.1M/260, H₂O ≤0.010

A/280 ≤0.010

References

Reference

H.U. Bergmeyer, ed. , Substrate for citrate lyase (EC 4.1.3.6). Meth. Enzym. Anal. 3rd ed.,, (1983) 2, 173

D.M. Ramsey, Anticoagulant. J. Clin. Pathol. 30, 766, (1977)

A. Babb Artif. Organs 3, 470, (1979)

Beilstein

Beil. 3,IV,1272

reference

Aldrich MSDS 1, 477:D / Arctander, 2852 / Corp MSDS 1 (1), 893:C / FT-IR 2 (1), 888:B / FT-IR 1 (1), 555:B / FT-NMR 1 (1), 860:A / IR-Spectra (3), 330:B / IR-Spectra (2), 295:D / RegBook 1 (1), 631:N / Sax 6, 2694 / Sigma FT-IR 1 (2), 403:A / Structure Index 1, 92:D:5

Safety

WGK Germany

Related Categories

... Biological Buffers > Buffers A to Z

... Biochemicals and Reagents > Chelators

... Biological Buffers > SigmaUltra Buffers

C3434 - Product Information Sheet (47kb)

MSDS

Specification Sheet

Certificate of Analysis

Certificate of Origin

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