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P8135

Sigma-Aldrich

Sodium pyrophosphate dibasic

practical grade

Synonym(s):

Disodium dihydrogen pyrophosphate, Sodium diphosphate dibasic

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About This Item

Linear Formula:
Na2H2P2O7
CAS Number:
7758-16-9
Molecular Weight:
221.94
EC Number:
231-835-0
MDL number:
MFCD00014246
UNSPSC Code:
12352302
PubChem Substance ID:
57654563
NACRES:
NA.23

grade

practical grade

Quality Level

200

Assay

≥90% NaOH basis (titration)

form

powder

SMILES string

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

InChI

1S/2Na.H4O7P2/c;;1-8(2,3)7-9(4,5)6/h;;(H2,1,2,3)(H2,4,5,6)/q2*+1;/p-2

InChI key

GYQBBRRVRKFJRG-UHFFFAOYSA-L

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General description

Sodium pyrophosphate dibasic can be used as a heavymetal extractant from sludge.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H319

Precautionary Statements

P305 + P351 + P338

Hazard Classifications

Eye Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
SLCL2272
SLCK6362
SLCH4758
SLCF6615
SLCB8253

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Caroline Öhman et al.
Journal of materials science. Materials in medicine, 26(7), 210-210 (2015-07-15)
The porosity of calcium phosphate cements has an impact on several important parameters, such as strength, resorbability and bioactivity. A model to predict the porosity for biomedical cements would hence be a useful tool. At the moment such a model
Xingqiang Wu et al.
Analytica chimica acta, 709, 66-72 (2011-11-30)
The optimization of analytical procedures for the quantification of free and total microcystins (MCs) in natural sediments was systematically examined based on solvent extraction and Lemieux oxidation. In this optimized analytical procedure, a sequential solvent extraction using 50% (v/v) methanol
Imtiaz Ahmed Abbasi
Nuclear medicine and biology, 39(6), 763-769 (2012-03-31)
(99m)Tc-Sn-PYP (Technetium-99(m) labeled tin pyrophosphate) has been widely used as a radiopharmaceutical for bone scanning as well as in nuclear cardiology. It is also found in the body in trace amounts. (177)Lu is presently considered as an excellent radionuclide for
T Ozcan et al.
Journal of dairy science, 91(12), 4492-4500 (2008-11-29)
The effect of tetrasodium pyrophosphate (TSPP) on the properties of yogurt gels was investigated. Various concentrations (0.05 to 0.2%) of TSPP were added to preheated (85 degrees C for 30 min) reconstituted skim milk, which was readjusted to pH 6.50.
Aikansh Singh et al.
Journal of food protection, 73(5), 879-887 (2010-05-27)
The effect of phosphate blends and pork meat type (pale, soft, and exudative [PSE]; normal; and dark, firm, and dry [DFD]) on the germination and outgrowth of Clostridium perfringens during abusive exponential chilling times was evaluated. Two phosphates were used:
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