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428965

Sodium hydrogen sulfate

ACS reagent, chunks

Synonym(s):

Sodium hydrogen sulfate, fused

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About This Item

Linear Formula:
Na2S2O7 · NaHSO4
UNSPSC Code:
12352300
PubChem Substance ID:
24866826
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grade

ACS reagent

form

chunks

composition

acidity, 39.0-42.0% (as H2SO4)

impurities

≤0.01% NH4OH ppt., ≤0.01% insolubles

anion traces

chloride (Cl-): ≤0.001%, phosphate (PO43-): ≤0.001%

cation traces

Ca: ≤0.002%, Fe: ≤0.002%, Mg: ≤0.001%, heavy metals (as Pb): ≤5 ppm

SMILES string

[Na+].[Na+].[Na+].OS([O-])(=O)=O.[O-]S(=O)(=O)OS([O-])(=O)=O

Other Notes

Mixture of sodium pyrosulfate, Na2S2O7 and sodium hydrogen sulfate, NaHSO4.

pictograms

Corrosion
GHS05

signalword

Danger

hcodes

H314

Hazard Classifications

Skin Corr. 1B

Storage Class

8B - Non-combustible corrosive hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
00306DN
09913JS

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