missing translation for 'onlineSavingsMsg'
Learn More
Selenous acid, Puratronic™, 99.999% (metals basis) Product Code.: 11347007
  1. Home
  2. Products
  3. Chemicals
  4. Acids
  5. Inorganic Acids
  6. Selenous Acid
  7. Selenous acid, Puratronic™, 99.999% (metals basis)
SDS

Selenous acid, Puratronic™, 99.999% (metals basis)

Product Code. 11347007
25 g, 25g
Click to view available options
Quantity:
25 g
100 g
Unit Size:
100g
25g
This item is not returnable. View return policy
Regulatory: This product fall under regulation “Lov om kemiske stoffer og produkter - lovbekendtgørelse nr. 1755 af 22. december 2006. If applicable, customers must provide a license before delivery.

Product Code. 11347007

Brand: Thermo Scientific Alfa Aesar 010855.14

Request Bulk or Custom Format

Please to purchase this item. Need a web account? Register with us today!

3081.34 DKK valid until 2025-12-31
Use promo code "25339" to get your promotional price.
This item is not returnable. View return policy
Regulatory: This product fall under regulation “Lov om kemiske stoffer og produkter - lovbekendtgørelse nr. 1755 af 22. december 2006. If applicable, customers must provide a license before delivery.

Description

CAS: 7783-00-8 | H2O3Se | 128.98 g/mol

Selenous acid is used in steel guns, wherein it changes the color of the steel from silver-grey to blue-grey. It serves as an important component of the Mecke reagent, which is utilized for drug testing. It acts as a source of selenium. It acts as a reagent for alkaloids and an oxidizing agent. Further, it is used in labeling radiopharmaceuticals. It is involved in the organic synthesis for the preparation of glyoxal.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 7783-00-8
Molecular Formula H2O3Se
Molecular Weight (g/mol) 128.98
MDL Number MFCD00011331
InChI Key MCAHWIHFGHIESP-UHFFFAOYSA-N
Synonym selenious acid, selenious acid h2seo3, monohydrated selenium dioxide, unii-f6a27p4q4r, selenium dioxide, monohydrated, ccris 5530, selenious acid usp, selenious acid,selenous acid,monohydrated selenium dioxide, selenium, reference standard solutionShow MoreShow Less
PubChem CID 1091
ChEBI CHEBI:26642
IUPAC Name selenous acid
SMILES O[Se](O)=O

Specifications

Melting Point 70°C (decomposition)
Odor Odorless
Sensitivity Hygroscopic
Quantity 25 g
Physical Form Crystalline Aggregates
UN Number UN3290
Merck Index 14,8430
Solubility Information Soluble in water and ethanol.
Formula Weight 128.97
Percent Purity 99.999%
Grade Puratronic™
Assay (metals basis)
Chemical Name or Material Selenous acid
Show More Show Less

Product Suggestions

Certificates

Certificates

A lot number is required to show results for certificates. To find your lot number on previous orders use our order status area.

5 results found
Lot Number Certificate Type Date Product Code
Lot NumberW18E009 Certificate TypeCertificate of Analysis Date17/05/2025 Product Code010855.14,010855.22
Lot NumberW18E009 Certificate TypeCertificate of Analysis Date14/01/2025 Product Code010855.14,010855.22
Lot NumberR21K032 Certificate TypeCertificate of Analysis Date11/06/2024 Product Code010855.14,010855.22
Lot NumberY03D021 Certificate TypeCertificate of Analysis Date12/11/2021 Product Code010855.14,010855.22
Lot Number10855TYPICAL Certificate TypeCertificate of Analysis Date12/11/2021 Product Code010855.14,010855.22

RUO – Research Use Only

Product Content Correction

Your input is important to us. Please complete this form to provide feedback related to the content on this product.

Product Title
Selenous acid, Puratronic™, 99.999% (metals basis) >

By clicking Submit, you acknowledge that you may be contacted by Fisher Scientific in regards to the feedback you have provided in this form. We will not share your information for any other purposes. All contact information provided shall also be maintained in accordance with our Privacy Policy.

Thank You! Your feedback has been submitted. Fisher Scientific is always working to improve our content for you. We appreciate your feedback.