☏
当前位置 : 网站首页 > 产品中心 > 化学指示剂
Code: km-308 Product name: Direct Red 28 CAS number 573-58-0 MF: C32H22N6Na2O6S2 MW: 696.68 PH indicator range: 3.0(bluish violet)-5.2(red) Water-insoluble test : qualified Moisture: 5.0%max Residue on ignition: 27%max