The synthesis of NMP is described in detail

γ-butyrolactone process flowFeed 1,4-butanediol is pumped into the 1,4-butanediol heater through a metering pump, heated to a certain temperature by heat conduc...


A historical landmark that reminds you of old Hong Kong

Bruce Lee s HomeAlong Cumberland Road in Kowloon Tong sits the former home of kung fu legend Bruce Lee, a relatively small house that was unfortunately turned i...