Cov khoom

Siv rau hauv kev tsim cov pigments, luam ntawv thiab dyeing oxidation additives, potassium cyanide, potassium ferricyanide, explosives thiab tshuaj reagents, thiab kuj siv nyob rau hauv steel tshav kub kho, lithography, engraving, thiab lwm yam. [1]

[Siv 2] Siv los ua analytical reagent, chromatographic reagent thiab tsim tawm [1]

[Siv 3] Siv rau hauv kev tsim cov pigments, luam ntawv thiab dyeing oxidation additives, xim, number case, ntshav liab ntsev poov tshuaj, explosives thiab tshuaj reagents, thiab kuj siv nyob rau hauv hlau thiab steel tshav kub kho, lithography, engraving thiab tshuaj thiab lwm yam lag luam.Nws cov khoom noj additive qib yog siv los ua cov tshuaj tiv thaiv rau cov ntsev.[1]

[Siv 4] High hlau reagent (tsim ntawm Prussian xiav).Kev txiav txim siab ntawm hlau, tooj liab, zinc, palladium, nyiaj, osmium thiab protein reagents, kuaj zis.Poob tsom xam ntawm palladium, osmium, uranium