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Osmium tetroxide, 4 wt.% solution in water Product Code.: 10616881
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Osmium tetroxide, 4 wt.% solution in water

Product Code. p-215394 Shop All Thermo Scientific Chemicals Products
5 mL, Glass bottle, 5mL
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Quantity:
5 mL
10 mL
Packaging:
Glass bottle
Unit Size:
10mL
5mL
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Product Code. 10616881

Brand: Thermo Scientific Acros 319010050

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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.

Oxidation reagent

Specifications

Boiling Point 100.0°C
Chemical Name or Material Osmium tetroxide
CAS 20816-12-0, 7732-18-5
Color Yellow
Physical Form Solution
Quantity 5 mL
Molecular Formula O4Os
Linear Formula OsO4
MDL Number MFCD00011150
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
Synonym osmium tetroxide, osmium tetraoxide, osmic acid, perosmic oxide, osmic acid anhydride, osmium viii oxide, oso4, perosmic acid anhydride, osmiumtetroxide, osmium oxide, t-4
Solubility Information Solubility in water: soluble
InChI Key VUVGYHUDAICLFK-UHFFFAOYSA-N
SMILES O=[Os](=O)(=O)=O
IUPAC Name tetraoxoosmium
Molecular Weight (g/mol) 254.23
PubChem CID 30318
Formula Weight 254.2
Concentration or Composition (by Analyte or Components) 3.92 to 4.08%
Packaging Glass bottle
Specific Gravity 1.04
Density 1.0400g/mL
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Lot Number Certificate Type Date Catalog Number
Lot NumberA0470867 Certificate TypeCertificate of Analysis Date17/05/2025 Catalog Number319010050,319010100
Lot NumberA0459556 Certificate TypeCertificate of Analysis Date17/05/2025 Catalog Number319010050,319010100
Lot NumberA0467927 Certificate TypeCertificate of Analysis Date31/01/2025 Catalog Number319010050,319010100
Lot NumberA0459556 Certificate TypeCertificate of Analysis Date31/01/2025 Catalog Number319010050,319010100
Lot NumberA0459556 Certificate TypeCertificate of Analysis Date23/04/2024 Catalog Number319010050,319010100

Safety and Handling

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Product Identifier
  • Osmium tetroxide, 4 wt% solution in water
 Signal Word
  • Danger
 Hazard Category
  • Acute toxicity Category 2
  • Acute toxicity Category 4
  • Serious eye damage/eye irritation Category 1
  • Respiratory sensitiser Category 1
  • Skin corrosion/irritation Category 2
 Hazard Statement
  • H310-Fatal in contact with skin.
  • H315-Causes skin irritation.
  • H318-Causes serious eye damage.
  • H332-Harmful if inhaled.
  • H334-May cause allergy or asthma symptoms or breathing difficulties if inhaled.
 Precautionary Statement
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P302+P352-IF ON SKIN: Wash with plenty of water/soap.
  • P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
  • P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P310-Immediately call a POISON CENTER/doctor/.
  • P332+P313-If skin irritation occurs: Get medical advice/attention.
 Supplemental information
  • MIXTURE LIST-Contains : Osmium oxide
SDS

RUO – Research Use Only

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