EFFICIENT AND ENERGY-SAVING HEAT TRANSFER PROVIDER|SECESPOL|VAHTERUS|PLATULAR|LHE
Guangdong lizhu pharmaceutical Guangdong lizhu pharmaceutical company method under the condition of micro pressure (0.01 Mpa) for distillation chloroform, import and export of 58/30 ℃ temperature, solvent amount 1.8 t, the original took n
