Osmium tetroxide, 99.9+%, (trace metal basis), Thermo Scientific Chemicals

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.

For ultra trace analysis, Oxidation reagent

Specifications

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

• 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

Safety and Handling

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.

RUO – Research Use Only