Selenium dioxide 99.8% (trace metals basis)

: Thermo Fisher Scientific

Selenium dioxide 99.8% (trace metals basis)

: Thermo Fisher Scientific

:7446-08-4

:SeO₂

:MFCD00003562

:110.96 g/mol

:13,08508

:315 °C (subl.)

:3,95 g/cm³ (20 °C)

:231-194-7

:3283

:6.1,II

:GHS06

:GHS08

:GHS09

:Ambient

Appearance:
White to light beige Powder
Assay:
70 to 71.5 % Se
Total trace metal impurities:
≤0.2 %
Arsenic (As):
≤20 ppm
Cadmium (Cd):
≤5 ppm
Copper (Cu):
≤10 ppm
Iron (Fe):
≤50 ppm
Lead (Pb):
≤50 ppm
Mercury (Hg):
≤5 ppm
Nickel (Ni):
≤10 ppm
Tellurium (Te):
≤500 ppm
Insoluble matter:
≤0.2 %

ACRO20000

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