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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

signalword

Warning

hcodes

H319

Hazard Classifications

Eye Irrit. 2

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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