Sélénite de sodium

Product name: Sodium Selenite It is a inorganic compound with the chemical formula of Na2SeO3. On October 27, 2017, the list of carcinogen published by the International Agency for Research on Cancer of the World Health Organization was preliminarily sorted out for reference. Selenium and selenium compounds were included in the list of three categories of carcinogen Description It is a white crystal or crystalline powder. It is soluble in water, insoluble in ethanol. Application It can be used as a nutritional supplement. It is also used for the examination of alkaloids and the preparation of red glass and glaze. Specification Appearance White crystal or crystalline powder Assay (Na2SeO3) ≥99.8% Se ≥45.53% Fe ≤5ppm Ni ≤5ppm Cu ≤5ppm As ≤5ppm Cd ≤5ppm Te ≤30ppm Pb ≤10ppm Hg ≤0.1ppm Loss on drying ≤1.0 % Transparency (0.1% Solution) ≥98.5% Selenate and sulphate ≤0.03 % Packing 25kg/carton or as customer requirements. Storage Store in tightly closed original container, protected from light, in a dry place.