Bisphenol A BPA Sulphuric Acid Method cu zeitindah hman a si?
Bisphenol A bpa Sulfuric Acid Lam
Phenol le acetone cu 35-45°C ah 72.5%-73.0% tluk a ritmi sulfuric acid ah thlennak an tuah. Cu thilri cu ti in tawl a si, a tlongmi a si, centrifugation in tthen a si, cun a tlangpi in hmanmi epoxy resins le mei khamnak caah aa tlakmi bisphenol A hmuh khawhnak ding caah a roter. Thilri ton khat ah hmanmi zat cu phenol ton 0.925, acetone ton 0.285, le sulfuric acid ton 0.500 (98% thianhlimnak) hrawng a si.
Hi Bisphenol A bpa phunglam nih hin a sawhsawh mi thilri le kalning a langhter. Sihmanhsehlaw, thilri hmannak a tam caah a tuar, cu nih cun thilri man a kaiter. Cun thilri, pipeline, valve le thilchuahnak hmun ah rawhnak a chuahter, cu lio ah thilri tampi a chuahter. Cun, thilri tthatnak nih polycarbonate asiloah rawl ttha epoxy resins chuah khawhnak ding caah a herhmi a tlinh lo.