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S6422

Sodium pyrophosphate tetrabasic decahydrate

Name: Sodium pyrophosphate tetrabasic decahydrate
Brand: SIAL

BioXtra, 99.0-103.0%

Synonym(s):

Pyrophosphate inorganic, Sodium diphosphate tetrabasic, Tetrasodium pyrophosphate

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About This Item

Linear Formula:

Na₄P₂O₇ · 10H₂O

CAS Number:

13472-36-1

Molecular Weight:

446.06

NACRES:

NA.25

PubChem Substance ID:

24899702

UNSPSC Code:

12161700

EC Number:

231-767-1

MDL number:

MFCD00149200

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Properties

product line

BioXtra

Quality Level

200

assay

99.0-103.0%

form

powder

impurities

≤0.01% Insoluble matter

pH

9.5-10.5 (20 °C, 50 g/L)

solubility

H₂O: 0.5 M, clear, colorless

anion traces

chloride (Cl^-): ≤0.002%, sulfate (SO₄^2-): ≤0.005%

cation traces

Al: ≤0.0005%, Ca: ≤0.0005%, Cu: ≤0.0005%, Fe: ≤0.0005%, K: ≤0.005%, Mg: ≤0.0005%, NH₄⁺: ≤0.05%, Pb: ≤0.001%, Zn: ≤0.0005%

SMILES string

O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])([O-])=O

InChI

1S/4Na.H4O7P2.10H2O/c;;;;1-8(2,3)7-9(4,5)6;;;;;;;;;;/h;;;;(H2,1,2,3)(H2,4,5,6);10*1H2/q4*+1;;;;;;;;;;;/p-4

InChI key

VZWGHDYJGOMEKT-UHFFFAOYSA-J

Description

General description

Sodium pyrophosphate tetrabasic decahydrate functions as a sequestering, clarifying, buffering agent and water softener. It is used as an emulsifier, pH buffer and dough conditioner. Sodium pyrophosphate tetrabasic acts as a thickening agent in puddings and tartar control agent in toothpaste.

Application

Sodium pyrophosphate tetrabasic decahydrate has been used:

for pyrophosphate hydrolysis and quantification
as a component of extraction buffer to homogenize liver
as a component of cell lysis buffer for western blotting

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pictograms

GHS05,GHS07

signalword

Danger

hcodes

H302,H318

pcodes

P264 - P270 - P280 - P301 + P312 - P305 + P351 + P338 - P501

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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A Consumerys Dictionary of Household, Yard and Office Chemicals: Complete Information About Harmful and Desirable Chemicals Found in Everyday Home Products, Yard Poisons, and Office Polluters (2007)

Hydrolysis of Extracellular Pyrophosphate increases in post-hemodialysis plasma

Azpiazu D, et al.

Scientific reports, 8 (2018)

Why There's Antifreeze in Your Toothpaste: The Chemistry of Household Ingredients (2007)

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Global Trade Item Number

SKU	GTIN
S6422-500G	04061836959395
S6422-100G	04061836959388