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  7. Osmium tetroxide, 99.9+%, (trace metal basis)

Osmium tetroxide, 99.9+%, (trace metal basis)

Product Code. 10042610 Shop All Thermo Scientific Chemicals Products
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Product Code. 10042610 Supplier Thermo Scientific Acros Supplier No. 191181000
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Description

CAS: 20816-12-0 | O4Os | 254.23 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, Oxidation reagent
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 20816-12-0
Molecular Formula O4Os
Molecular Weight (g/mol) 254.23
MDL Number MFCD00011150
InChI Key VUVGYHUDAICLFK-UHFFFAOYSA-N
Synonym osmium tetroxide, osmium tetraoxide, osmic acid, perosmic oxide, osmic acid anhydride, osmium viii oxide, oso4, perosmic acid anhydride, osmiumtetroxide, osmium oxide, t-4
PubChem CID 30318
IUPAC Name tetraoxoosmium
SMILES O=[Os](=O)(=O)=O

Specifications

Boiling Point 130.0°C
Melting Point 40.0°C to 42.0°C
Color Colorless to Yellow
Physical Form Crystals
Quantity 100 mg
Assay Percent Range 99.9+%
Linear Formula OsO4
Fieser 01,759; 02,301; 04,361; 05,141; 06,424; 10,290; 12,358; 13,186; 14,235; 15,240; 16,249; 17,236
Merck Index 15, 6990
Solubility Information Passes test
Formula Weight 254.2
Percent Purity ≥99.9%
Grade Trace Metal Basis
Packaging Ampoule
Chemical Name or Material Osmium tetroxide
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Safety and Handling

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Product Identifier
  • Osmium(VIII)-tetroxide
 Signal Word
  • Danger
 Hazard Category
  • Acute toxicity Category 2
  • Acute toxicity Category 1
  • Skin corrosion/irritation Category 1 B
  • Serious eye damage/eye irritation Category 1
  • Respiratory sensitiser Category 1
 Hazard Statement
  • H300-Fatal if swallowed.
  • H310-Fatal in contact with skin.
  • H330-Fatal if inhaled.
  • H314-Causes severe skin burns and eye damage.
  • H334-May cause allergy or asthma symptoms or breathing difficulties if inhaled.
 Precautionary Statement
  • P330-Rinse mouth.
  • P310-Immediately call a POISON CENTER/doctor/.
  • P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
  • P303+P361+P353-IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower.
  • P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
SDS

RUO – Research Use Only

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