S4641

Sigma-Aldrich

Sodium citrate tribasic dihydrate

ACS reagent, ≥99.0%

Synonym(s):
Trisodium citrate dihydrate, Citric acid trisodium salt dihydrate
Linear Formula:
HOC(COONa)(CH2COONa)2 · 2H2O
CAS Number:
Molecular Weight:
294.10
Beilstein/REAXYS Number:
6104939
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

Quality Level

grade

ACS reagent

assay

≥99.0%

impurities

≤0.003% Ammonia (NH3)
≤0.005% Insoluble matter

pH

7.0-9.0 (25 °C, 5% in solution)

mp

>300 °C (lit.)

solubility

water: soluble 29.4 g/L at 20 °C (completely)

anion traces

chloride (Cl-): ≤0.003%
sulfate (SO42-): ≤0.005%

cation traces

Ca: ≤0.005%
Fe: ≤5 ppm
heavy metals: ≤5 ppm (by ICP-OES)

SMILES string

O.O.[Na+].[Na+].[Na+].OC(CC([O-])=O)(CC([O-])=O)C([O-])=O

InChI

1S/C6H8O7.3Na.2H2O/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);;;;2*1H2/q;3*+1;;/p-3

InChI key

NLJMYIDDQXHKNR-UHFFFAOYSA-K

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Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

RIDADR

NONH for all modes of transport

WGK Germany

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis
Certificate of Origin
Hyungbin Kim et al.
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Cell host & microbe, 26(1), 123-134 (2019-06-25)
Despite being a frequent cause of severe diarrheal disease in infants and an opportunistic infection in immunocompromised patients, Cryptosporidium research has lagged due to a lack of facile experimental methods. Here, we describe a platform for complete life cycle development and...
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Citrate is one of many cell culture components that affects the performance of serum-free, protein-free and animal protein-free cell culture systems used for biomanufacturing heterologous proteins such as monoclonal antibodies.
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