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Molekula

Trisodium phosphate hexahydrate

SKU 89982729 CAS 15819-50-8 Na3PO4 · 6H2O MW 272.03 In stock (2 packs) — same-day dispatch

ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Certificate of Analysis with every batch

Trisodium phosphate hexahydrate is an inorganic salt composed of sodium ions and phosphate anions, commonly used as a cleaning agent, water softener, and pH adjuster in industrial and household applications. It is also employed in food processing as a preservative and emulsifier. This chemical has a CAS number of 15819-50-8, with the molecular formula Na3PO4·6H2O and a molecular weight of 272.03 g/mol. It is stored at ambient conditions but requires careful handling due to its hazardous nature, indicated by the signal word "Danger." Molekula supplies Trisodium phosphate hexahydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Overview

Trisodium phosphate hexahydrate is an inorganic salt composed of sodium ions and phosphate anions, commonly used as a cleaning agent, water softener, and pH adjuster in industrial and household applications. It is also employed in food processing as a preservative and emulsifier. This chemical has a CAS number of 15819-50-8, with the molecular formula Na3PO4·6H2O and a molecular weight of 272.03 g/mol. It is stored at ambient conditions but requires careful handling due to its hazardous nature, indicated by the signal word "Danger." Molekula supplies Trisodium phosphate hexahydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Pricing & pack sizes

Pack sizes & pricing

  • 100 g £29.50 per pack

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

Specifications

Property Value
Appearance White to Off-white crystalline powder
Solubility ⩾ 50g/l aq.
Assay ⩾ 50.0% (Back titration)
Appearance of Solution Clear or hazy colourless solution
Identification (RAMAN) Conforms to Reference

Storage & handling

Property Value
Storage Temperature Ambient
Transport Class 8
Packing Group III
Acidity Base

Identification

Property Value
SKU 89982729
CAS Number 15819-50-8
Molecular Formula Na3PO4 · 6H2O
Molecular Weight 272.03
SMILES O.O.O.O.O.O.[O-]P(=O)([O-])[O-].[Na+].[Na+].[Na+]
EC / UN Number 3262
REACH Code Y110
TSCA Listed Yes
HTS Code 28352930
Tariff Code 2835293000

Safety & GHS

Danger
  • GHS pictogram — Corrosive Corrosive GHS05
  • GHS pictogram — Health Hazard Health Hazard GHS07

Hazard statements

  • H314 (sub cat. 1C) Causes severe skin burns and eye damage
  • H335 May cause respiratory irritation

Precautionary statements

  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P302+352 IF ON SKIN: Wash with soap and water
  • P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

Documents

Safety Data Sheets (SDS)

Available in English, French, German, Italian, Spanish.

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.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is Trisodium phosphate hexahydrate commonly used for?

It is primarily used as a cleaning agent, water softener, and pH adjuster in industrial and household applications, including detergents, metal cleaning, and boiler water treatment.

What is the chemical formula and molecular weight of Trisodium phosphate hexahydrate?

The formula is **Na₃PO₄·6H₂O**, and the molecular weight is **272.03 g/mol**.

How should Trisodium phosphate hexahydrate be stored?

Store in a cool, dry place at ambient temperature, away from incompatible substances, and ensure proper ventilation.

What grades of Trisodium phosphate hexahydrate does Molekula supply?

Molekula supplies **technical/industrial grade** Trisodium phosphate hexahydrate, suitable for most industrial applications.

Can Molekula supply Trisodium phosphate hexahydrate in bulk quantities?

Yes, Molekula can provide bulk quantities of Trisodium phosphate hexahydrate, with flexible packaging options to meet customer needs.

What documentation comes with an order of Trisodium phosphate hexahydrate?

Each order includes a **Certificate of Analysis (CoA)**, Safety Data Sheet (SDS), and a Material Safety Information (MSI) document.

Ready to order or need a custom pack?

Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.

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