02 Kev ua haujlwm siab Chromatograph kua (HPLC)
Kev siv cov kua chromatography ua haujlwm siab (HPLC) yog ib qho cuab yeej tseem ceeb hauv chav kuaj mob rau kev sib cais, txheeb xyuas thiab ntsuas ntau yam khoom siv tshuaj lom neeg. Hauv kev tshawb fawb thiab kev txhim kho ntawm cellulose ethers, kev siv HPLC ua rau kev tshuaj xyuas cov khoom sib xyaw ua ke sai dua thiab raug dua, thiab muab kev txhawb nqa zoo rau kev tsim cov khoom tshiab.