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disodium diphosphate

CAS 7782-95-8H2Na2O6P2MW 205.94

disodium diphosphate (CAS No. 7782-95-8) 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 Inorganic Chemicals. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.

Product Overview

CAS Number7782-95-8
Molecular FormulaH2Na2O6P2
Molecular Weight205.94
Melting Point250 °C
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)
ApplicationsInorganic Chemicals
CategoryInorganic Chemicals

Applications

Inorganic 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 disodium diphosphate?

The CAS number of disodium diphosphate is 7782-95-8.

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 disodium diphosphate?

Main applications include Inorganic Chemicals.

How do I buy disodium diphosphate 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

disodium diphosphate · CAS 7782-95-8 · H2Na2O6P2. UNII MR6TW8IQ9X. Melting Point: 250 °C.

Identification

CAS Registry Number7782-95-8
PubChem CID24535
Molecular formulaH2Na2O6P2
IUPAC namedisodium;hydroxy-[hydroxy(oxido)phosphoryl]phosphinate
UNII (FDA)MR6TW8IQ9X

Computed Descriptors

Molecular Weight205.94
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count6
Rotatable Bond Count1
Exact Mass205.91220034
Monoisotopic Mass205.91220034
Topological Polar Surface Area121
Heavy Atom Count10
Formal Charge0
Complexity131

Physical & Chemical Properties

Melting Point250 °C

Physical description & handling notes

  • Hexahydrate: Colorless solid; [HSDB]
  • Soly in water at 25 °C: 2.0 g/100 ml; at 100 °C: 25.0 g/100 ml. Insol in alc. /Hexahydrate/
  • Aqueous solutions have an acid reaction.
  • COLORLESS, MONOCLINIC CRYSTALS; SOL IN DILUTE SULFURIC ACID, AMMONIUM HYDROXIDE; INSOL IN ETHANOL; INDEX OF REFRACTION: 1.468, 1.490, 1.504; DENSITY 1.849 /HEXAHYDRATE/
  • Monoclinic plates from water. Specific gravity: 1.849. Becomes anhydr at 110 °C. /Hexahydrate/

Documented Uses

  • Prepd by the oxidation of red phosphorus with sodium chlorite in water.
  • Hypophosphoric acid, sodium salt (1:2): INACTIVE

Synonyms

Disodium hypophosphate; DISODIUM DIHYDROGEN HYPOPHOSPHATE; Sodium acid hypophosphate; UNII-MR6TW8IQ9X; MR6TW8IQ9X; Sodium dihydrogen hypophosphate; Disodium dihydrogen subphosphate; HSDB 374; 7782-95-8; EINECS 231-972-6; disodium dihydrogen hypodiphosphate; DISODIUM DIHYDROGEN HYPOPHOSPHATE [MI]; DISODIUM DIHYDROGEN HYPOPHOSPHATE [HSDB]; RefChem:135033; DTXCID801426007; Disodium diphosphate

Frequently Asked Questions

What are the CAS number and molecular formula of disodium diphosphate?

CAS 7782-95-8; molecular formula H2Na2O6P2; molecular weight — g/mol.

What other names is disodium diphosphate known by?

Disodium hypophosphate, DISODIUM DIHYDROGEN HYPOPHOSPHATE, Sodium acid hypophosphate, UNII-MR6TW8IQ9X, MR6TW8IQ9X, Sodium dihydrogen hypophosphate.

What are the key physical properties of disodium diphosphate?

Melting Point: 250 °C.

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.

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