penta-Sodium triphosphate

Name: penta-Sodium triphosphate
Brand: Vaqora Chemicals
SKU: VQ-013981

About penta-Sodium triphosphate

Vaqora Chemicals supplies penta-Sodium triphosphate, an alkali metal compound registered under CAS number 7758-29-4 with a typical assay of 56–59%. With the molecular formula Na5O10P3, it has a molar mass of 367.86 g/mol. The IUPAC name is pentasodium. [oxido(phosphonatooxy)phosphoryl] phosphate. Alternative names: Pentasodium triphosphate and Rhodiaphos LV.

The material typically appears as a white powder. Key physical data: a melting point of 622 °C and a density of 2.52 g/cm3 at 20 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for analytical determinations and surfactants and detergency. Our customers for this product work in academic and industrial research.

We offer penta-Sodium triphosphate in 1 kg and 5 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Analytical determinations
Surfactants & detergency

Industries

Specifications & identifiers

Chemical identifiers
Product name	penta-Sodium triphosphate
Catalogue No.	VQ-013981
CAS Number	7758-29-4
IUPAC name	pentasodium;[oxido(phosphonatooxy)phosphoryl] phosphate
Molecular formula	Na₅O₁₀P₃
Molecular weight	367.86 g/mol
Exact mass	367.8193
Purity / assay	56–59%
HSN code	28353100
InChIKey	HWGNBUXHKFFFIH-UHFFFAOYSA-I
SMILES	[O-]P(=O)([O-])OP(=O)([O-])OP(=O)([O-])[O-].[Na+].[Na+].[Na+].[Na+].[Na+]
PubChem CID	24455

Physical properties
Physical form	Powder
Appearance	White powder
Melting point	622 °C
Density	2.52 g/cm3 at 20 °C
H-bond donors / acceptors	0 / 10
TPSA	185 Å²
Synonyms	Pentasodium triphosphate, Rhodiaphos LV, Thermphos N, Triphosphoric acid, pentasodium salt, Thermphos SPR, Thermphos L 50, Sodium phosphate (Na5P3O10), Sodium triphosphate (Na5P3O10), Sodium triphosphate, Na5P3O10, Na5O10P3, Sodium triphosphate (Na5(P3O10))

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, 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 7758-29-4

Sodium tripolyphosphate, anhydrous

CAS: 7758-29-4
Formula: Na₅O₁₀P₃
MW: 367.86 g/mol

VQ-014257

Frequently asked questions

What is the CAS number of penta-Sodium triphosphate?

The CAS Registry Number of penta-Sodium triphosphate is 7758-29-4. It is also known as Pentasodium triphosphate, Rhodiaphos LV, Thermphos N.

What is the molecular formula and molecular weight of penta-Sodium triphosphate?

penta-Sodium triphosphate has the molecular formula Na5O10P3 and a molecular weight of 367.86 g/mol.

Which grade and pack sizes of penta-Sodium triphosphate can I order?

We supply penta-Sodium triphosphate in (56–59%) grade, in 1 kg, 5 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with penta-Sodium triphosphate?

Yes. Every lot of penta-Sodium triphosphate 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 penta-Sodium triphosphate be shipped internationally?

Yes. penta-Sodium triphosphate is classified as hazardous, 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.