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Merck

28-4510

Sodium thiosulfate pentahydrate

JIS special grade, ≥99.0%

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About This Item

Linear Formula:
Na2S2O3 · 5H2O
CAS Number:
Molecular Weight:
248.18
UNSPSC Code:
41115710
PubChem Substance ID:
EC Number:
231-867-5
MDL number:
Assay:
≥99.0%
Grade:
JIS special grade
Form:
crystalline
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grade

JIS special grade

assay

≥99.0%

form

crystalline

availability

available only in Japan

SMILES string

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

InChI

1S/2Na.H2O3S2.5H2O/c;;1-5(2,3)4;;;;;/h;;(H2,1,2,3,4);5*1H2/q2*+1;;;;;;/p-2

InChI key

PODWXQQNRWNDGD-UHFFFAOYSA-L



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Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

28-4510-5-500G-J:4.548173009766E12

jan



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