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Osmium tetroxide, +99.9%, (trace metal basis), ACROS Organics™


Quantity 5g

Manufacturer: thermo fisher scientific  AC191180050

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Catalog No. AC191180050

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Description & Specifications

Chemical Identifiers

Health Hazard 3 GHS P Statement
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN: Gently wash with plenty of soap and water. IF SWALLOWED: rinse mouth. Do NOT induce vomiting. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
Health Hazard 2 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.
Physical Form Crystals
Formula Weight 254.2
Assay ≥99.90% (OsO4) (based on metal purity)
Purity Grade Trace Metal Basis
Quantity 5g
Color Colorless to yellow
Solubility Solubility in water: 72g/L (25°C). Other solubilities: soluble in alcohol, ether, dioxane, benzene and, carbon tetrachloride
Melting Point 40° to 42°C
Merck Index 15, 6990
Synonym Osmic acid
Health Hazard 1 Danger
Molecular Formula O4Os
Chemical Name or Material Osmium tetroxide
CAS 20816-12-0
MDL Number MFCD00011150
Assay Percent Range 99.9+%
Heavy Metals (as Pb) 50ppm max.
Linear Formula OsO4
Non_volatile Matter 0.2% max.
Ruthenium (Ru) 0.0025% max.

Specifications

Chemical Name or Material Osmium tetroxide
CAS 20816-12-0
Purity Grade Trace Metal Basis
Assay ≥99.90% (OsO4) (based on metal purity)
Assay Percent Range 99.9+%
Molecular Formula O4Os
Linear Formula OsO4
Formula Weight 254.2
MDL Number MFCD00011150
Synonym Osmic acid
Accessories

Danger

GHS P Statement
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN: Gently wash with plenty of soap and water. IF SWALLOWED: rinse mouth. Do NOT induce vomiting. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.

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.

SDS & Safety Documents