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Sodium citrate dihydrate - BP/USP spec.

CAS 6132-04-3 C6H5Na3O7 · 2H2O MW 294.10 Made to order

Sodium citrate dihydrate (BP/USP spec) is a white, crystalline powder used as an anticoagulant in blood collection tubes and as a buffering agent in pharmaceuticals and food products. It is available in high purity with specifications meeting British Pharmacopoeia and United States Pharmacopeia standards. CAS: 6132-04-3, Molecular formula: C6H5Na3O7 · 2H2O, Molecular weight: 294.10, Storage: Ambient, Signal word: None. Molekula supplies Sodium citrate dihydrate - BP/USP spec from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch

Overview

Sodium citrate dihydrate (BP/USP spec) is a white, crystalline powder used as an anticoagulant in blood collection tubes and as a buffering agent in pharmaceuticals and food products. It is available in high purity with specifications meeting British Pharmacopoeia and United States Pharmacopeia standards. CAS: 6132-04-3, Molecular formula: C6H5Na3O7 · 2H2O, Molecular weight: 294.10, Storage: Ambient, Signal word: None. Molekula supplies Sodium citrate dihydrate - BP/USP spec from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Specifications

Property Value
Appearance White crystalline powder
Water 11.0 - 13.0%
Conclusion Conforms to BP/USP standard
Heavy metals ≤10 ppm
Identification Conforms to reference
Sulfate (SO4) ≤0.15%
Chloride (Cl) ≤0.005%
Acidity / Alkalinity Conforms to USP/BP
Content ≥99.0%
Oxalates ≤0.03%
Readily Carbonisable Substances Conforms to USP/BP
Pyrogens Conforms to USP/BP
Clarity of Solution Conforms to USP/BP
Tartrate Conforms to USP/BP

Storage & handling

Property Value
Storage Temperature Ambient
Shelf Life 24 months
Acidity Neutral

Identification

Property Value
CAS Number 6132-04-3
Molecular Formula C6H5Na3O7 · 2H2O
Molecular Weight 294.10
SMILES C(C(=O)[O-])C(CC(=O)[O-])(C(=O)[O-])O.O.O.[Na+].[Na+].[Na+]
REACH Code Y113
Tariff Code 2918150019

Safety & GHS

None

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

Documents

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Pricing & pack sizes

Pack sizes & pricing

Pricing on request — packs available from research to bulk quantities.

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is sodium citrate dihydrate (BP/USP spec.) used for?

It is commonly used as an anticoagulant in blood collection tubes and as a buffer in pharmaceutical and food applications.

What is the chemical formula and molecular weight of sodium citrate dihydrate?

The formula is C6H5Na3O7 · 2H2O with a molecular weight of 294.10 g/mol.

How should sodium citrate dihydrate be stored?

It should be stored at ambient temperature, protected from moisture and heat.

What grade is available for this product?

This product is available in BP/USP specification grade, suitable for pharmaceutical and laboratory use.

Can Molekula supply sodium citrate dihydrate in bulk?

Yes, Molekula can supply sodium citrate dihydrate in bulk quantities—please contact our sales team for pricing and availability.

What documentation comes with the order?

Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS); additional documentation can be provided upon request.

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