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

Product Code	Brand	Quantity
10042610	Thermo Scientific Acros 191181000	100 mg
10531641	Thermo Scientific Acros 191182500	250 mg
10760701	Thermo Scientific Acros 191185000	500 mg
10174350	Thermo Scientific Acros 191180010	1 g
10207243	Thermo Scientific Acros 191180050	5 g

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

Chemical Identifiers

• CAS: 20816-12-0
• Molecular Weight (g/mol): 254.23
• InChI Key: VUVGYHUDAICLFK-UHFFFAOYSA-N
• PubChem CID: 30318
• SMILES: O=[Os](=O)(=O)=O

• Molecular Formula: O4Os
• MDL Number: MFCD00011150
• Synonym: osmium tetroxide, osmium tetraoxide, osmic acid, perosmic oxide, osmic acid anhydride, osmium viii oxide, oso4, perosmic acid anhydride, osmiumtetroxide, osmium oxide, t-4
• IUPAC Name: tetraoxoosmium

Specifications

• Boiling Point: 130.0°C
• CAS: 20816-12-0
• Physical Form: Crystals
• Molecular Formula: O4Os
• MDL Number: MFCD00011150
• Merck Index: 15, 6990
• Solubility Information: Passes test
• SMILES: O=[Os](=O)(=O)=O
• Molecular Weight (g/mol): 254.23
• Formula Weight: 254.2
• Grade: Trace Metal Basis
• Chemical Name or Material: Osmium tetroxide

• Melting Point: 40.0°C to 42.0°C
• Color: Colorless to Yellow
• 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
• Synonym: osmium tetroxide, osmium tetraoxide, osmic acid, perosmic oxide, osmic acid anhydride, osmium viii oxide, oso4, perosmic acid anhydride, osmiumtetroxide, osmium oxide, t-4
• InChI Key: VUVGYHUDAICLFK-UHFFFAOYSA-N
• IUPAC Name: tetraoxoosmium
• PubChem CID: 30318
• Percent Purity: ≥99.9%
• Packaging: Ampoule

Safety and Handling

GHS H Statement
Fatal in contact with skin.
Causes severe skin burns and eye damage.
Fatal if inhaled.
Fatal if swallowed.
May cause allergy or asthma symptoms or breathing difficulties if inhaled.

GHS P Statement
Rinse mouth.
Immediately call a POISON CENTER or doctor/physician.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
Wear protective gloves/protective clothing/eye protection/f

GHS Signal Word: Danger

missing translation for 'einecsNumber' : 244-058-7

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