Sodium diphosphate tetrabasic

Name: Sodium diphosphate tetrabasic
Brand: Jinan Shenghe Chemical Co., Ltd.

CAS 1004291-85-3Na4P2O7MW 265.90

Sodium diphosphate tetrabasic (CAS No. 1004291-85-3) is supplied by Jinan Shenghe Chemical Co., Ltd. with a typical purity of 按批次COA提供(不公开发布). Main applications include Organic Chemicals. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.

Product Overview

CAS Number	1004291-85-3
Molecular Formula	Na4P2O7
Molecular Weight	265.90
Melting Point	1810 °F (NIOSH, 2024)
Purity	按批次COA提供(不公开发布)
Packaging	按订单/批次确认(不公开发布)
Applications	Organic Chemicals
Category	Organic Chemicals

Applications

Organic Chemicals

Packaging & Storage

Packaging按订单/批次确认(不公开发布)

Purity按批次COA提供(不公开发布)

StorageSealed, cool and dry place

ShippingStandard chemical transport

SampleAvailable on request

Lead TimeIn stock / per order

Quality & Documentation

COA (Certificate of Analysis) is provided with every batch. MSDS/technical data sheets and third-party test reports are available on request. Purity and packaging are subject to batch COA and order confirmation.

Frequently Asked Questions

What is the CAS number of Sodium diphosphate tetrabasic?

The CAS number of Sodium diphosphate tetrabasic is 1004291-85-3.

What purity and packaging are available?

Typical purity is 按批次COA提供(不公开发布), supplied in 按订单/批次确认(不公开发布), with COA provided.

What are the applications of Sodium diphosphate tetrabasic?

Main applications include Organic Chemicals.

How do I buy Sodium diphosphate tetrabasic or get a quote?

Email info@591daili.com or reach us on WhatsApp with the product name, CAS number and required quantity; quotes within one business day. Supplier: Jinan Shenghe Chemical Co., Ltd..

PubChem Public Data

Description

Sodium diphosphate tetrabasic · CAS 1004291-85-3 · Na4P2O7. UNII O352864B8Z. Melting Point: 1810 °F (NIOSH, 2024); Melting Point: 988 °C; Melting Point: 993 °C.

Identification

CAS Registry Number	1004291-85-3
PubChem CID	24403
Molecular formula	Na4P2O7
IUPAC name	tetrasodium;phosphonato phosphate
UNII (FDA)	O352864B8Z

Computed Descriptors

Molecular Weight	265.90
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	7
Rotatable Bond Count	0
Exact Mass	265.87100346
Monoisotopic Mass	265.87100346
Topological Polar Surface Area	136
Heavy Atom Count	13
Formal Charge	0
Complexity	124

Physical & Chemical Properties

Melting Point	1810 °F (NIOSH, 2024)
Melting Point	988 °C
Melting Point	993 °C
Melting Point	1810 °F
Solubility	7 % at 77 °F (NIOSH, 2024)
Solubility	(77 °F): 7%
Density	2.534
Density	2.534 @25 °C
Density	2.45
Vapor Pressure	0 mmHg (approx) (NIOSH, 2024)

Physical description & handling notes

Liquid; Other Solid; Other Solid; Dry Powder; Large Crystals
Colourless or white crystals, or a white crystalline or granular powder. The decahydrate effloresces slightly in dry air
Odorless, white powder or granules. [Note: The decahydrate (Na4P2O7+10H2O) is in the form of colorless, transparent crystals.]; [NIOSH]
ODOURLESS COLOURLESS OR WHITE CRYSTALS OR POWDER.
Odorless, white powder or granules. [Note: The decahydrate (Na4P2O7 10H2O) is in the form of colorless, transparent crystals.]
CRYSTALS

Regulatory Status

Regulatory & Food Contact	FDA Substance added to food: ANTICAKING AGENT OR FREE-FLOW AGENT, DRYING AGENT, EMULSIFIER OR EMULSIFIER SALT FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS ACIDITY_REGULATOR; EMULSIFIER; SEQUESTRANT: Food Additives ANTICAKING AGENT OR FREE-FLOW AGENT, DRYING AGENT, EMULSIFIER OR EMULSIFIER SALT, FORMULATION AID, HUMECTANT, Group MTDI for phosphorus from all sources, expressed as P TRS 683-JECFA 26/25
GHS notification summary	6.2% (95 / 1523)

Regulatory & Food Contact

FDA Substance added to food: ANTICAKING AGENT OR FREE-FLOW AGENT, DRYING AGENT, EMULSIFIER OR EMULSIFIER SALT
FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS
ACIDITY_REGULATOR; EMULSIFIER; SEQUESTRANT: Food Additives
ANTICAKING AGENT OR FREE-FLOW AGENT, DRYING AGENT, EMULSIFIER OR EMULSIFIER SALT, FORMULATION AID, HUMECTANT,
Group MTDI for phosphorus from all sources, expressed as P
TRS 683-JECFA 26/25

GHS notification summary

6.2% (95 / 1523)

GHS Hazard Classification

GHS notification summary	6.2% (95 / 1523)
Reported hazard statements	H302 (51.1%), H315 (13.1%), H318 (49.6%), H319 (44.2%), H335 (11.7%), H312 (100%), H332 (100%), H413 (100%)

This chemical does not meet GHS hazard criteria for 6.2% (95 of 1523) of reports.

H302 (51.1%): Harmful if swallowed [Warning Acute toxicity, oral]

Documented Uses

CIR ingredient: Tetrasodium Pyrophosphate
Used as a water softener, detergent, emulsifying agent, metal cleaner, and nutritional supplement; [ACGIH]
Acid and Alkali Cleaning of Metals [Category: Clean]
IN CLEANING CMPD, OIL-WELL DRILLING, WATER TREATMENT, CHEESE EMULSIFICATION; AS GENERAL SEQUESTERING AGENT, TO REMOVE RUST STAINS; AS INGREDIENT OF ONE-FLUID INK ERADICATORS, IN ELECTRODEPOSITION OF METALS
TEXTILE DYEING; SCOURING OF WOOL; BUFFER; SEQUESTRANT; NUTRIENT SUPPLEMENT; FOOD ADDITIVE
INDUST & INSTITUTIONAL DETERGENT BUILDER; IN WATER TREATMENT; IN HOUSEHOLD LAUNDRY DETERGENTS; IN PROCESSED CHEESES; IN OTHER FOOD APPLICATIONS; IN TEXTILE & CLAY PROCESSING, ELASTOMERS, & PAPER PROCESSING

Synonyms

Sodium pyrophosphate; TETRASODIUM PYROPHOSPHATE; 7722-88-5; TSPP; Tetrasodium diphosphate; Phosphotex; Diphosphoric acid, tetrasodium salt; Sodium diphosphate; Victor TSPP; Natrium pyrophosphat; Sodium diphosphate, anhydrous; Pyrophosphoric acid tetrasodium salt; Sodium phosphate (Na4P2O7); Sodium diphosphate (Na4P2O7); Sodium pyrophosphate, tetrabasic; DTXSID9042465

Frequently Asked Questions

What are the CAS number and molecular formula of Sodium diphosphate tetrabasic?

CAS 1004291-85-3; molecular formula Na4P2O7; molecular weight — g/mol.

What other names is Sodium diphosphate tetrabasic known by?

Sodium pyrophosphate, TETRASODIUM PYROPHOSPHATE, 7722-88-5, TSPP, Tetrasodium diphosphate, Phosphotex.

What is the regulatory status of Sodium diphosphate tetrabasic?

Documented regulatory listings: FDA Substance added to food: ANTICAKING AGENT OR FREE-FLOW AGENT, DRYING AGENT, EMULSIFIER OR EMULSIFIER SALT; FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS; ACIDITY_REGULATOR; EMULSIFIER; SEQUESTRANT: Food Additives.

Is Sodium diphosphate tetrabasic classified as hazardous?

6.2% of GHS notifications report no hazard classification (95 of 1523).

What are the key physical properties of Sodium diphosphate tetrabasic?

Melting Point: 1810 °F (NIOSH, 2024); Melting Point: 988 °C; Melting Point: 993 °C; Melting Point: 1810 °F.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.

Sodium diphosphate tetrabasic

Product Overview

Applications

Packaging & Storage

Quality & Documentation

Frequently Asked Questions

PubChem Public Data

Description

Identification

Computed Descriptors

Physical & Chemical Properties

Physical description & handling notes

Regulatory Status

GHS Hazard Classification

Documented Uses

Synonyms

Frequently Asked Questions

What are the CAS number and molecular formula of Sodium diphosphate tetrabasic?

What other names is Sodium diphosphate tetrabasic known by?

What is the regulatory status of Sodium diphosphate tetrabasic?

Is Sodium diphosphate tetrabasic classified as hazardous?

What are the key physical properties of Sodium diphosphate tetrabasic?

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