Sodium phosphate, tribasic, 98%

Name: Sodium phosphate, tribasic, 98%
Brand: Vaqora Chemicals
SKU: VQ-014216

About Sodium phosphate, tribasic, 98%

Vaqora Chemicals supplies Sodium phosphate, tribasic (Extra Pure grade), an alkali metal compound registered under CAS number 10101-89-0, specified at 98% purity. The compound has the formula H24Na3O16P, corresponding to a molecular weight of 380.12 g/mol. Systematically, it is named trisodium. Phosphate. Dodecahydrate. Common synonyms include TSP and Trisodium phosphate (tert) dodecahydrate.

It is supplied as a solid. Reported physical data include a melting point of ~75 °C (dec.) and a boiling point of 158 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span ceramics and glass and materials research. It is used across academic and industrial research.

Vaqora Chemicals supplies Sodium phosphate, tribasic in 500 g, 5 kg, 25 kg and 4 x 25 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Ceramics & glass
Materials research

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Sodium phosphate, tribasic, 98%
Catalogue No.	VQ-014216
CAS Number	10101-89-0
IUPAC name	trisodium;phosphate;dodecahydrate
Molecular formula	H₂₄Na₃O₁₆P
Molecular weight	380.12 g/mol
Exact mass	380.0495
Grade	Extra Pure
Purity / assay	98%
HSN code	28352990
InChIKey	ASTWEMOBIXQPPV-UHFFFAOYSA-K
SMILES	O.O.O.O.O.O.O.O.O.O.O.O.[O-]P(=O)([O-])[O-].[Na+].[Na+].[Na+]
PubChem CID	61473

Physical properties
Physical form	Solid
Melting point	~75 °C (dec.)
Boiling point	158 °C
Density	1.62 g/mL at 25 °C
H-bond donors / acceptors	12 / 16
TPSA	98.3 Å²
UN number	UN 3262
Synonyms	TSP, Trisodium phosphate (tert) dodecahydrate, Trisodium phosphate dodecahydrate, Sodium phosphate tribasic dodecahydrate, Sodium phosphate dodecahydrate, Phosphoric acid, trisodium salt, dodecahydrate, sodium phosphate, tribasic, dodecahydrate, Phosphoric acid, trisodium salt, dodeahydrate, Phosphoric acid, sodium salt, hydrate (1:3:12), Sodiumphosphatedodecahydrate, Na3PO4.12H2O, trisodiumphosphate dodecahydrate

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H314Causes severe skin burns and eye damage
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P260, P261, P264, P264 + P265, P271, P280, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P316, P319, P321, P332 + P317, P337 + P317, P362 + P364, P363, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 10101-89-0

Extra Pure

Sodium orthophosphate, tribasic, 98%

CAS: 10101-89-0
Formula: H₂₄Na₃O₁₆P
MW: 380.12 g/mol

VQ-014195

AR / Food Grade

Sodium orthophosphate, tribasic, AR, food grade (FCC)

CAS: 10101-89-0
Formula: H₂₄Na₃O₁₆P
MW: 380.12 g/mol

VQ-047265

AR

Sodium orthophosphate, tribasic, GR 98%+

CAS: 10101-89-0
Formula: H₂₄Na₃O₁₆P
MW: 380.12 g/mol

VQ-014196

AR

Sodium phosphate, tribasic, GR 99%

CAS: 10101-89-0
Formula: H₂₄Na₃O₁₆P
MW: 380.12 g/mol

VQ-014217

Frequently asked questions

What is the CAS number of Sodium phosphate, tribasic, 98%?

The CAS Registry Number of Sodium phosphate, tribasic, 98% is 10101-89-0. It is also known as TSP, Trisodium phosphate (tert) dodecahydrate, Trisodium phosphate dodecahydrate.

What is the molecular formula and molecular weight of Sodium phosphate, tribasic, 98%?

Sodium phosphate, tribasic, 98% has the molecular formula H24Na3O16P and a molecular weight of 380.12 g/mol.

Which grade and pack sizes of Sodium phosphate, tribasic, 98% can I order?

We supply Sodium phosphate, tribasic, 98% in Extra Pure (98%) grade, in 500 g, 5 kg, 25 kg, 4 x 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Sodium phosphate, tribasic, 98%?

Yes. Every lot of Sodium phosphate, tribasic, 98% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Sodium phosphate, tribasic, 98% be shipped internationally?

Yes. Sodium phosphate, tribasic, 98% is classified as hazardous (UN 3262), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.