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    Home > Biochemistry News > Plant Extracts News > The front of the car is sugary

    The front of the car is sugary

    • Last Update: 2020-06-15
    • Source: Internet
    • Author: User
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    Extract source: This product is a sugar extracted from the seeds of Plantago Asiatica Lin front of the car's pre-plant car and plantago depressa Willd., with a total polysaccharide content of more than 60%the front of the car plus pH9 (NaOH pH-9) cold water immersion 48 hours, heating and extraction 3 times, the filter concentrated to 20:1, plus 2 times the volume of ethanol precipitation, centrifugal, acetone washing, cold water washing, and finally spray drying, add 10% water to dry powder mixedthe character of this product is a pale yellow to brownish-yellow powder, soluble in hot water"Identification" take this product 20mg plus 2mol/L sulfate 2 ml, 110 degrees C hydrolysis 8 hours, BaCO3 neutralized to pH 5 to 6, centrifugation, concentrated to 1 ml, take 5 sl dot on silicone G Plate, with ethyl acetate-pyrethroid-ice acetate-water (5:5:1:3) to spray phthalates and amphenols test fluid, hot wind, peach or brown spots, car front multi-sugar label stalker with operation controltake this product with methanol to make 37.0% solution as a determination method, take the pre-car standard control of the medicinal 0.5g with methanol 5 ml, ultrasonic vibration 20 minutes, filtration, for control fluidTake the above two liquids each 10 sl, respectively, point on the same silicone G board, to chloroform-methanol-water (6:4:0.3) to expand, spray 20% sulfuric acid ethanol solution, hot wind, speckle corresponding rate of 60%Moisture: No more than 8.0% (Appendix IX.H)Ash: No more than 7.0% (Appendix IX.K)Heavy Metals: No more than 10ppm (Appendix IX.E)Arsenic Salt: No more than 2ppm (Appendix IX.F)Content Determination" according to polysaccharide content determination (Appendix III) determination, total polysaccharides content is not less than 60%function to lower blood sugar, guide diarrhea, regulate the intestinal florastorage is cool, dry and light-proof
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