產品描述
POTASSIUM HYDROXIDE HS 28152000 UN .1813, CLASS 8, PG II ZINC SULFATE HEPTAHYDRATE HS 2 8332990 UN .3077, CLASS 9, PG III POTASSIU M SULFATE CRYSTAL HS 28332990
產品描述
HS CODE 28273990, 28251090, CLASS 6.1 / UN NO 1564 PACKING GROUP III, BARIUM CHLORIDE DIHYDRATE, HYDROXYLAMINE HYDROCHLORIDE, FERRI C NITRATE NONAHYDRATE, MAGNESIUM SULFATE