High Quality Best China High-Purity Bismuth Supplier – Top Seller 3N Black Pure Se Powder From China – Fitech

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High Quality Best China High-Purity Bismuth Supplier – Top Seller 3N Black Pure Se Powder From China – Fitech Detail:

Basic information:

1.Molecular formula: Se
2.Molecular weight: 78.96
3.Storage: Store in a cool, ventilated and dry warehouse. Protect from moisture and exposure.
4.Packing:This product should be used in six months,and please restore the remanins in vacuum package.

Descriptions:
● Selenium is a chemical element with symbol Se and atomic number 34 and found impurely in metal sulfide ores.
● Selenium has six naturally occurring isotopes. Black Selenium is a brittle, lustrous solid that is slightly soluble in CS2.
● Specializes in producing high purity selenium with the smallest particle average grain sizes.

Product name	Selenium Powder
CAS No	7782-49-2
Melting point	217°C
Purity	99.9%
HS Code	2804909000
Density	4.81 g /cm3
Molecular Weight	192.35
Size	200mesh

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Anhydrous Lanthanum Chloride