... Cistanche tubulosa extract 2.we can do 40%,60%,80%90%,10:1,20:1,5:1 cistanche ... function and the function of improving immunity,etc.DCT-II ExtractQuality standardtotal phenylethanoid glycosides≥60%, Acteoside≥6%,Echinacoside≥ ... of strengthening kidney, improving immunity,etcQuality standardtotal phenylethanoid glycosides≥80%, Acteoside≥10%,Echinacoside≥25%Inspection methodHPLCminimum quantity per order ...