Selenious acid, 98%, Thermo Scientific Chemicals

Product Code. 10002480

Brand: Thermo Scientific Acros 198870500

Description

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

Specifications

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

• Color: Pink or White
• Melting Point: 70.0°C
• Packaging: Glass bottle
• Assay Percent Range: 97.5% min. (Iodometry)
• Quantity: 50 g
• Physical Form: Crystalline Powder, Crystals and/or Chunks
• Fieser: 1992
• Merck Index: 158567
• Solubility Information: Solubility in water: 167g/100mL (20°C). Other solubilities: very soluble in hot water and alcohol,insoluble in ammonia
• Formula Weight: 128.97
• Percent Purity: 98%
• Chemical Name or Material: Selenious acid

Safety and Handling

Signal Word

• Danger

Hazard Category

• Acute toxicity Category 3
• LONG-TERM AQUATIC HAZARD Chronic 1
• ACUTE AQUATIC Acute 1
• Specific target organ toxicity after repeated exposure Category 2

Hazard Statement

• H301-Toxic if swallowed.
• H331-Toxic if inhaled.
• H373-May cause damage to organs.
• H400-Very toxic to aquatic life.
• H410-Very toxic to aquatic life with long lasting effects.

Precautionary Statement

• P260-Do not breathe dust/fume/gas/mist/vapours/spray.
• P273-Avoid release to the environment.
• P301+P310-IF SWALLOWED: Immediately call a POISON CENTER/doctor /
• P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.

Supplemental information

• MIXTURE LIST-Contains : Selenious acid

SDS

RUO – Research Use Only