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30411

Sigma-Aldrich

Sodium pyrophosphate tetrabasic decahydrate

puriss. p.a., ≥99%

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
EC Number:
231-767-1
MDL number:
MFCD00149200
UNSPSC Code:
12352302
PubChem Substance ID:
329753498
form:
solid

grade

puriss. p.a.

Assay

≥99%

form

solid

impurities

≤0.0005% heavy metals (as Pb)
≤0.001% total nitrogen (N)

anion traces

chloride (Cl-): ≤10 mg/kg
phosphate (PO43-): ≤1000 mg/kg
sulfate (SO42-): ≤50 mg/kg

cation traces

As: ≤1 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg

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

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Pictograms

CorrosionExclamation mark
GHS05,GHS07

Signal Word

Danger

Hazard Statements

H302,H318

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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Metabolic syndrome affects a large proportion of the population and increases cardiovascular disease risk. Because metabolic syndrome often co-exists clinically with atherosclerosis, it is difficult to distinguish the respective contributions of the components to vascular abnormalities. Accordingly, we utilized a
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Adjuvant effect of G2 (extraction of buffalo spleen) was assessed in intraperitoneally immunized rainbow trout (100-150 g) with killed- Y. ruckeri bacterin biotype I [0.1 mL (1 × 107 cells/fish) of vaccine diluted with the adjuvant in a ratio of 1:1 (V/V)] at 12.4 ± 1.3 °C for
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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
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