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Merck
CN

P8135

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
NACRES:
NA.23
PubChem Substance ID:
57654563
UNSPSC Code:
12352302
EC Number:
231-835-0
MDL number:
MFCD00014246
Assay:
≥90% NaOH basis (titration)
Grade:
practical grade
Form:
powder

Key Documents

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Product Name

Sodium pyrophosphate dibasic, practical grade

InChI key

GYQBBRRVRKFJRG-UHFFFAOYSA-L

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

SMILES string

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

grade

practical grade

assay

≥90% NaOH basis (titration)

form

powder

reaction suitability

core: sodium

Quality Level

200

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Related Categories

General description

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

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H319

Hazard Classifications

Eye Irrit. 2

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificates of Analysis (COA)

Lot/Batch Number
0000502526
0000502526
0000424646
0000424646
0000391537

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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
Bruce L Riser et al.
Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association, 26(10), 3349-3357 (2011-03-15)
The high rate of cardiovascular mortality in patients with end-stage renal disease (ESRD) is a significant barrier to improved life expectancy. Unique in this population is the marked development and aggressive worsening of vascular calcification (VC). Pyrophosphate (PPi), an endogenous
Taís Scaramucci et al.
Journal of dentistry, 39(12), 841-848 (2011-09-29)
To evaluate the erosive potential of orange juice modified by food additives in enamel and dentine. Calcium lactate pentahydrate (CLP), xanthan gum (XG), sodium linear polyphosphate (LPP), sodium pyrophosphate tetrabasic (PP), sodium tripolyphosphate (STP) and some of their combinations were
Priyadip Das et al.
Chemical communications (Cambridge, England), 47(28), 8118-8120 (2011-06-21)
Newly synthesized Zn(II) and Cd(II)-based complexes show unique selectivity towards inorganic pyrophosphate (PPi) in 100% aqueous medium at pH = 7.4 and act as a "turn-on" and "turn-off" real-time assay, respectively, for the evaluation of the enzymatic activity of alkaline
Nadia Marino et al.
Inorganic chemistry, 50(1), 378-389 (2010-12-01)
The reaction in water of Cu(NO(3))(2)·2.5H(2)O with 2,2'-bipyridine (bipy), 1,10-phenanthroline (phen), or 1,10-phenanthroline-5-amine (phenam), and sodium pyrophosphate (Na(4)P(2)O(7)), at various pHs, afforded three new copper(II)-pyrophosphate complexes, namely, {[Cu(bipy)(cis-H(2)P(2)O(7))](2)}·3H(2)O (1a), {[Cu(phen)(H(2)O)](4)(HP(2)O(7))(2)}(ClO(4))(2)·4H(2)O (2), and {[Cu(2)(phenam)(2)(P(2)O(7))](2)·25H(2)O}(n) (3). A solvent free crystalline phase of
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