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Selenium, Powder, 200 mesh 99.5+%, ACROS Organics™


Quantity 250g
Packaging Glass bottle

Manufacturer: thermo fisher scientific  198072500

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Catalog No. AC198072500

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Description & Specifications

Chemical Identifiers

Assay ≥99.50%
Physical Form Solution
Formula Weight 78.96
Quantity 250g
Color Clear colorless to light yellow
Density 4.81g/mL
Fieser 01,990; 04,422; 05,575; 06,507; 08,439; 10,345; 11,465; 14,281
Chemical Name or Material Selenium
Mercury (Hg) 100ppm max.
Packaging Glass bottle
Copper (Cu) 100ppm max.
Lead (Pb) 200ppm max.
Nickel (Ni) 100ppm max.
Particle Size 200 mesh max.
Assay Percent Range 99.5+%
Molecular Formula Se
Linear Formula Se
CAS 7782-49-2
Arsenic (As) 100ppm max.
Zinc (Zn) 100ppm max.
Iron (Fe) 100ppm max.
Tellurium (Te) 500ppm max.

Specifications

Chemical Name or Material Selenium
Assay ≥99.50%
Assay Percent Range 99.5+%
Molecular Formula Se
Linear Formula Se
Formula Weight 78.96