Selenium technical powdery the ST brands - 1. Size of particles no more than 1 mm. It is made in the granulated or powdery look and represents powder or granules brilliantly - black color.
Selenium the technical ST - 1 finds application in the paint and varnish and glass industries; metallurgy - in production of high - quality alloys, etc.
Packing and transportation
Selenium technical is packed into a plastic bag in accordance with GOST 17811 - 78, the mouth of a bag is soldered. The packed selenium is placed in bags from synthetic fabric, then in wooden boxes. Selenium net weight in a box no more than 30 kg.
Period of storage: In not heated warehouse - 5 years, in heated - 8 years from the moment of production.
Selenium technical on extent of impact on an organism belongs to substances of the 3rd class of danger.