Skip to Content
Merck

28-4509

Sodium thiosulfate

SAJ first grade, ≥90.0%

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Linear Formula:
Na2S2O3
CAS Number:
Molecular Weight:
158.11
UNSPSC Code:
12352302
PubChem Substance ID:
EC Number:
231-867-5
MDL number:
Assay:
≥90.0%
Grade:
SAJ first grade
Form:
powder
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist


grade

SAJ first grade

assay

≥90.0%

form

powder

availability

available only in Japan

pH

6.0-8.5 (20 °C, 50 g/L)

SMILES string

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

InChI

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

InChI key

AKHNMLFCWUSKQB-UHFFFAOYSA-L



Still not finding the right product?

Explore all of our products under Sodium thiosulfate


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.

28-4509-5-500G-J:4.548173009759E12

jan



Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library