251755

Osmium tetroxide solution

4 wt. % in H2O

Manufacturer: Sigma Aldrich

CAS Number: 20816-12-0

Select a Size

Pack Size SKU Availability Price
2 ML 251755-2-ML In Stock ₹ 9,379.50
5 ML 251755-5-ML In Stock ₹ 16,894.20
10 ML 251755-10-ML In Stock ₹ 23,143.50

251755 - 2 ML

₹ 9,379.50

In Stock

Quantity

1

Base Price: ₹ 9,379.50

GST (18%): ₹ 1,688.31

Total Price: ₹ 11,067.81

vapor pressure

1.23 psi ( 20 °C)3.55 psi ( 55 °C)

Quality Level

100

form

liquid

reaction suitability

reagent type: oxidant

concentration

3.5-4.5% (OsO4)4 wt. % in H2O

density

1.0 g/mL at 20 °C1.04 g/mL at 25 °C

storage temp.

2-8°C

SMILES string

O=[Os](=O)(=O)=O

InChI

1S/4O.Os

InChI key

VUVGYHUDAICLFK-UHFFFAOYSA-N

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Description

  • General description: OsO4 (4wt% in H2O) is widely employed in organic synthesis especially for hydroxylation reactions. Additionally, it is also involved in the oxidative cleavage of alkenes.
  • Application: In situ X-ray-assisted electron microscopy staining for large biological samples.: This study explores the use of osmium tetroxide solution for X-ray-assisted electron microscopy staining, enhancing the visualization of large biological samples (Ströh et al., 2022). Application of the electron microscope to the cytochemical peroxidase reaction in salamander leukocytes.: The use of osmium tetroxide solution in electron microscopy enhances the cytochemical analysis of peroxidase reactions in salamander leukocytes, providing clear and detailed images (MITSUI, 1960).

SAFETY INFORMATION

Pictograms

GHS06,GHS05

Signal Word

Danger

Hazard Statements

H302 + H332,H310,H315,H318

Precautionary Statements

P262 - P280 - P301 + P312 - P302 + P352 + P310 - P304 + P340 + P312 - P305 + P351 + P338

Hazard Classifications

Acute Tox. 2 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Irrit. 2

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable