Products
For inquiries, please contact:
Natalia Serebryakova, Head of Sales Department
+7(34368) 4-73-73
email: snv@elem.ru
Evgenia Sidorkina
+7 (34368) 4-99-90
email: E.Sidorkina@elem.ru (Russia & CIS)
Application and Specification
Selenium commercial of ST-1 and ST-0 grades is produced in accordance with GOST 10298-2018 in form of:
- powder with the particle size of 1 mm max;
- granules of 2 to 5 mm.
- ingots (custom-made).
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Application: pharmaceuticals, food additives, paint, and glass industries, metallurgy (production of high-quality alloys) and electronic industry.
Chemical composition
Grade |
Mass fraction, % |
Total impurities, max |
||||||||
Selenium, min |
Impurities, max |
|||||||||
Fe |
Cu |
Pb |
Hg |
Te |
As |
S |
Al |
|||
ST0 |
99.9 |
0.005 |
0.0020 |
0.002 |
0.0010 |
0.03 |
0.003 |
0.005 |
0.005 |
0,1 |
ST1 |
99.5 |
0.010 |
0.0050 |
0.005 |
0.0050 |
0.100 |
0.005 |
0.020 |
0.005 |
0.5 |
Note – mass fraction of organic impurities (Cd, Ni) is measured upon customer’s request |
Package and Transportation
Selenium powder - packed in a fabric bag with a polyethylene liner (weight 12 kg) and placed in a cardboard box (2 bags each). Gross weight - no more than 26 kg.
Selenium in ingots - packed in a cardboard box (4 ingots each). Gross weight no more than 27 kg.
The boxes are formed into transport packages (1200*800 mm) – on a wooden pallet there are 12 boxes tied with plastic tape.
Selenium is not classified as dangerous goods.
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Warranty period of storage
In an unheated warehouse - 5 years, in a heated warehouse - 8 years from the date of manufacture.
Quality
Each batch is accompanied by a certificate of product quality of JSC "Uralelektromed".
The quality management system of JSC "Uralelectromed" is certified for compliance with the requirements of ISO 9001:2015.
The products are registered in accordance with the European regulation on the safety of chemical products REACH.