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SODIUM ACID PYROPHOSPHATE FOOD GRADE

CAS 7758-16-9Na2H2P2O7MW 221.94

SODIUM ACID PYROPHOSPHATE FOOD GRADE (CAS 7758-16-9) — formula Na2H2P2O7, molecular weight 221.94; category food and feed additives.

Specifications

CAS Number7758-16-9
Molecular FormulaNa2H2P2O7
Molecular Weight221.94
CategoryFood & Feed Additives

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What this product is

SODIUM ACID PYROPHOSPHATE FOOD GRADE is a food and feed compound with CAS registry number 7758-16-9 and molecular formula Na2H2P2O7 (molecular weight 221.94), belonging to the food and feed additives segment of chemical raw materials.

Identification

CAS number: 7758-16-9

Its molecular formula Na2H2P2O7 comprises 2 Na, 2 H, 2 P, 7 O atoms.

Also known as: SODIUM ACID PYROPHOSPHATE FOOD GRADE · di-sodium dihydrogen pyrophosphate anhydrous

Category: food and feed additives

Frequently Asked Questions

What is the CAS number of SODIUM ACID PYROPHOSPHATE FOOD GRADE?

The CAS registry number of SODIUM ACID PYROPHOSPHATE FOOD GRADE is 7758-16-9.

What is the molecular formula and molecular weight of SODIUM ACID PYROPHOSPHATE FOOD GRADE?

Molecular formula Na2H2P2O7, molecular weight 221.94.

What other names is SODIUM ACID PYROPHOSPHATE FOOD GRADE known by?

It is also registered under: SODIUM ACID PYROPHOSPHATE FOOD GRADE, di-sodium dihydrogen pyrophosphate anhydrous.

Which category does SODIUM ACID PYROPHOSPHATE FOOD GRADE belong to?

Category: Food & Feed Additives.

PubChem Public Data

Public-database records for SODIUM ACID PYROPHOSPHATE FOOD GRADE (CAS 7758-16-9), reproduced here for independent cross-checking.

Safety classification and hazard statements

GHS notification summary14.5% (71 / 490)
Reported hazard statementsH302 (25.5%), H319 (84.5%)

This chemical does not meet GHS hazard criteria for 14.5% (71 of 490) of reports.

H302 (25.5%): Harmful if swallowed [Warning Acute toxicity, oral]

Regulatory listings

Regulatory & Food ContactFDA Substance added to food: COLOR OR COLORING ADJUNCT, DOUGH STRENGTHENER, EMULSIFIER OR EMULSIFIER SALT, FL
ACIDITY_REGULATOR; RAISING_AGENT; SEQUESTRANT: Food Additives
COLOR OR COLORING ADJUNCT, DOUGH STRENGTHENER, EMULSIFIER OR EMULSIFIER SALT, FLAVORING AGENT OR ADJUVANT, FLO
ACID SODIUM PYROPHOSPHATE
Group MTDI for phosphorus from all sources, expressed as P
TRS 683-JECFA 26/25
GHS notification summary14.5% (71 / 490)

Physical description and handling notes

  • Large Crystals; CBI; Dry Powder; Other Solid; Liquid
  • White powder or grains
  • White solid; [Merck Index] White odorless powder; [MSDSonline]
  • White crystalline powder
  • Soluble in water
  • Sol in water

Reported physical properties

密度1.862 @25 °C

How this substance is indexed

CAS Registry Number7758-16-9
PubChem CID24451
分子式Na2H2P2O7
IUPAC 名称disodium;[hydroxy(oxido)phosphoryl] hydrogen phosphate
UNII(FDA)H5WVD9LZUD

Documented uses

  • CIR ingredient: Disodium Pyrophosphate
  • Used in baking powders and as food acidulant; Hexahydrate: Used in electroplating, metal cleaning and phosphatizing, and drilling muds; [HSDB]
  • Acid and Alkali Cleaning of Metals [Category: Clean]
  • Electroplating [Category: Plate]
  • Petroleum Production and Refining [Category: Industry]
  • Electroplating; metal cleaning & phosphatizing; drilling muds buffer; sesquestrent peptizing agent in cheese & meat products; frozen desserts /Hexahydrate/

Names this substance appears under

7758-16-9; Sodium acid pyrophosphate; Disodium dihydrogen pyrophosphate; DISODIUM PYROPHOSPHATE; Disodium dihydrogen diphosphate; Dinatriumpyrophosphat; Disodium acid pyrophosphate; Diphosphoric acid, disodium salt; SAPP; H5WVD9LZUD; Pyrophosphoric acid, disodium salt; RefChem:135083; 231-835-0; Dinatriumpyrophosphat [German]; Disodium dihydrogenpyrophosphate; HSDB 377

Computed molecular descriptors

分子量221.94
氢键供体数2
氢键受体数7
可旋转键数2
精确质量221.90711496
单同位素质量221.90711496
拓扑极性表面积130
重原子数11
形式电荷0
复杂度143

Database abstract

SODIUM ACID PYROPHOSPHATE FOOD GRADE · CAS 7758-16-9 · Na2H2P2O7. UNII H5WVD9LZUD. 密度: 1.862 @25 °C.

Source: PubChem / Wikidata; the batch COA governs where values differ.

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