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  7. Selenious acid, 98%, Thermo Scientific Chemicals

Selenious acid, 98%, Thermo Scientific Chemicals

Product Code. 10002480
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Quantity:
50 g
250 g
1 kg
Packaging:
Glass bottle
This item is not returnable. View return policy
This item is not returnable. View return policy

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.

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 solution
PubChem CID 1091
ChEBI CHEBI:26642
IUPAC Name selenous acid
SMILES O[Se](O)=O

Specifications

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
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Safety and Handling

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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

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