Se-74

Опубліковано: 14.12.2006

Автор: Бондаренко Михаил Николаевич

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Sell Se-74

1.1.Chemical purity of selenium is to be not less than 99,98%;

1.2.The percentage of stable isotope SE-74 is to be not less than 99,95% (nuclear per cent), at that the sum percentage of other isotopes is to be equal 0,5% (nuclear per cent);

1.3.The total sum of the impurities: Mo, Zn, Fe, Si, Pb, Cu, Mn, Ni, Co, S is to be at most 0,1 (component of million);
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