瀏覽次數:247by:正煌 亞磷酸一鉀 Potassium dihydrogen phosphite，crystal 規格: ITEM SPECIFICATIONS Assay KH2PO3 98.0 % min K2O 38.4 % min P2O5 57.9 % min pH of a 3% sol. 3.9~4.2 Moisture 2.0 % max Chloride(Cl) 0.0005 % max Iron(Fe) 0.0005 % max Cadmium(Cd) 0.0005 % max Plumbum(Pb) 0.001 % max Arsenic(As) 0.001 % max Not dissolution material in water 0.01 % max https://033379123.web66.com.tw/web/NMD?postId=375787紫銅軟管&紫銅直管 紅銅軟管Copper Tube, JIS H3300 C1220T, 50'/coil, 1
