Na2S (мин.), ≥
NaCO3(мах.) , ≤
Нерастворимое вещество в воде (мах.)
包装Packing: 25 or 40 kg. PP bags with inner in it.
Used in the manufacture of dyes, curing agent, leather, metal smelting photography, rayon denitration etc. Widely used in leather, paper, dressing, dye intermediates, printing and dyeing, organic produce, pharmaceutical, monosodium glutamate, man-made fibers and special engineering plastic, PPS, alkali rubber, is also used for making sodium sulfide method, sodium, etc., in the military industry also have certain USES.