Qin Qi water lift

"Extractsource" This product is Dragon Bile plant Qinqi Gentzana macrophylla Pall., Maga Qinqin Gentiana Straminea Maxim., coarse-stemmed Qinqin Gentzana Clinesaulis exBurk

" this product is brownish-yellow to sepia powder, the active ingredient can be soluble in methanol, ethanol, acetone

"Identification" take this product plus methanol to make 5% solution for test solutionTake Qinqi standard control medicine 1.0g heated water 40 ml, 80 degrees C ultrasound extraction for 30 minutes, the filtrate steamed dry, residual residue plus methanol 1 ml dissolved as a control liquidTake the above two liquids each 10 sl, respectively, point in the same silicone G board, point three boards at a time

(1) with chloroform-methanol-methicic acid (50:1:0.5), spray 10% sulphate ethanol solution, hot wind blowing

(2) with ethyl acetate-methanol-water (10:2:1) and UV lamp 254nm

(3) to ether-acetone (3:1) to expand, spray improved potassium iodide test fluid

above three plates, fluorescent spots and visible spots corresponding rate of up to 80%

" water: not over 6.0%

ash: not over 6.0%

heavy metals: not over 10ppm

arsenic salt: not over 2ppm

dextrin: not over 2.0%

"Leaching" hydrolyzed leachate determination (appendix X A) thermal immersion determination, leaching rate is not less than 93%

"function" to relieve heat, antibacterial, anti-inflammatory, blood pressure reduction

"storage" cool, dry, to avoid light