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Extract source: This product is a water-raised dry powder extracted from the scaly water frying of the lily plant onion Allium fistulosum L
onion white water lift is green yellow to sepia powder, the active ingredient can be dissolved in methanol, ethanol, hot water
"Identification" take this product plus 60% methanol to make 6.0% solution for determinationTake onion white standard control medicine 2.0g plus 60% methanol 20 ml, ultrasonic extraction for 30 minutes, the lifp concentrated to 1 ml of control liquid
(1) take the above two liquids each 10 sl, respectively, point in the same silicone G plate, to positive butanol-acetic acid-water (6:2:2) to expand, spray 0.1% of the three-ketone water solution, hot wind, spot response rate of 80%
(2) take the above two liquids each 10 sl, respectively, point in the same silicone G board, with acetone-water (1:1) to expand, ultraviolet lamp under the inspection, fluorescent speckle correspondence rate of up to 80%
"Check" Starch: No positive reaction (Appendix II)
Moisture: Not over 4.0% (Appendix IX H)
Ash: Not over 4.0% (Appendix IXK)
Heavy Metals: No Over 10 ppm (Appendix IXE) arsenic salt saline
: not over 2ppm (Appendix IXF)
dextrin: not more than 2.0% (Appendix IV)
Pesticide residues: 66 must not exceed 0.2ppm
DDT may not exceed 0.2ppm
PeCB benzene may not exceed 0.1 ppm (Appendix IX Q)
"Immersion" "Immersion" (Appendix A) thermal leachate determination (Appendix A)
" Function" promotes fibrinogen insoluble, strong yang, sedation, anti-alarm, antibacterial, antifungal, anti-trichomoniasis
"storage" cool, dry, to avoid light