硒球

Product Data:

Description Selenium 99.99%
Specification Selenium not less than 99.99%
Cas Number 7782-49-2
Remarks  

Formula:
Specification:

element (ppm)Min
Cu <1
Hg <1
As <3
Sb <3
Te <3
Fe 4
Pb <3
Sn <3
Ni <1
Bi <3
Mg <1
Al 1
Si <3
S <3