Selenious acid, 99.999%, (trace metal basis)

Product Code.	Quantity	Packaging	unitSize
11944111	50 g	Glass bottle	50g

Product Code. 11944111

Brand: Thermo Scientific Acros 437120500

Description

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

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.

For ultra trace analysis

Specifications

• Color: White
• CAS: 7783-00-8
• Melting Point: 70.0°C
• Packaging: Glass bottle
• Assay Percent Range: 99.999%
• Quantity: 50 g
• Molecular Formula: H2O3Se
• Physical Form: Crystals
• MDL Number: MFCD00011331
• 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 solution
• Solubility Information: Solubility in water: 167 g/100mL (20°C). Other solubilities: very soluble in hot water and alcohol, insoluble in ammonia
• InChI Key: MCAHWIHFGHIESP-UHFFFAOYSA-N
• SMILES: O[Se](O)=O
• IUPAC Name: selenous acid
• Molecular Weight (g/mol): 128.98
• PubChem CID: 1091
• ChEBI: CHEBI:26642
• Formula Weight: 128.97
• Percent Purity: 99.999%
• Grade: Trace Metal Basis
• Chemical Name or Material: Selenious acid

Safety and Handling

Product Identifier

• Selenious acid

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