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姜黄提取物 Turmerlc extract HPLC Conditions ba065 Column : CAPCELL PAK C MGII S5: 4.6 mm i.d.x 150 mm Mobile phase : Trifluoroacetic acid was added to a solution (H:0 / CH:CN= 55 /45) at 0.1 vol% Flw rate : 1.0 mL/min Temperature :40℃ Detection : UV 420 nm Inj. vol. :5pl Pretreatment : The standard compound was dissolved in the mobile phase at 20pg/mL. The content of the supplement was diluted with methanolso that the concentration of curcumin be 1 mg/mL, approximately,and sonicated for five minutes. After leaving it for a while theupper layer was filtered with a 0.2-um filter, diluted with methanolat 20 pg/mL, and introduced to HPLC ※1 pg/mL=1 ppm
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