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Selen 99.5+%, powder 200 mesh

Dodavatel: Thermo Scientific
Nebezpečí

198070500 198072500 198070010
ACRO198070500EA 2640 CZK
ACRO198070500 ACRO198072500 ACRO198070010
Selen 99.5+%, powder 200 mesh
Selenium
Vzorec: Se
Bod varu: 685 °C (760 mmHg)
Bod tání: 217 °C
Hustota: 4,81 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00134090
CAS číslo: 7782-49-2
EINECS: 231-957-4
UN: 3283
ADR: 6.1,III
Merck Index: 12,08572

Objednat

Výsledky specifikačního testu

Appearance Dark grey to black Powder
Assay ≥99.50 %
Particle size ≤200 mesh
Arsenic (As) ≤100 ppm
Copper (Cu) ≤100 ppm
Iron (Fe) ≤200 ppm
Lead (Pb) ≤200 ppm
Mercury (Hg) ≤100 ppm
Nickel (Ni) ≤100 ppm
Tellurium (Te) ≤1000 ppm

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