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W302600

Sigma-Aldrich

Sodium citrate dihydrate

≥99%, FG

Synonym(s):
Trisodium citrate dihydrate, Citric acid trisodium salt dihydrate, Sodium citrate tribasic dihydrate
Linear Formula:
HOC(COONa)(CH2COONa)2 · 2H2O
CAS Number:
Molecular Weight:
294.10
FEMA Number:
3026
Beilstein:
6104939
EC Number:
MDL number:
PubChem Substance ID:

Quality Level

biological source

synthetic

grade

FG
Halal
Kosher

reg. compliance

EU Regulation 1333/2008 & 178/2002
EU Regulation 178/2002

assay

≥99%

mp

>300 °C (lit.)

Documentation

see Safety & Documentation for available documents

Organoleptic

odorless

application(s)

flavors and fragrances

food allergen

no known allergens

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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General description

Sodium citrate dihydrate is used as a buffer, pH controlling agent, emulsifier, sequestrant and complexing agent in food industry.

Application

Sodium citrate dihydrate is used as a buffering, sequestering, or emulsifying agent in foods, beverages, and various other industrial applications. It can also be used in detergent formulations due to its rapid biodegradability characteristics.

Packaging

10, 25 kg in fiber drum
1 kg in poly bottle

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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