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SAAR5823820

Sodium metabisulfite

univAR™

Synonym(s):

Sodium disulfite, Sodium pyrosulfite

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About This Item

Linear Formula:
Na2S2O5
CAS Number:
7681-57-4
Molecular Weight:
190.11
MDL number:
MFCD00167602
UNSPSC Code:
12352302

product line

univAR™

packaging

poly bottle of 12 × 500 g (SAAR5823820EM)

mp

>300 °C (lit.)

storage temp.

2-30°C

SMILES string

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

InChI

1S/2Na.H2O5S2/c;;1-6(2)7(3,4)5/h;;(H,1,2)(H,3,4,5)/q2*+1;/p-2

InChI key

HRZFUMHJMZEROT-UHFFFAOYSA-L

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Application

Analysed reagent
For laboratory use only

Legal Information

univAR is a trademark of Merck KGaA, Darmstadt, Germany

pictograms

CorrosionExclamation mark
GHS05,GHS07

signalword

Danger

hcodes

H302,H318

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1

supp_hazards

EUH031

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

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