latin name：magnolia officinalis active ingredients：honokiol testing method：hplc specifications: 1) honokiol and magnolol ≥ 50%-98% 2) extracted part: bark 3) appearance brownish yellow, yellow or light yellow powder 4) particle size: passed 80 mesh 5) moisture: ≤ 5.0% 6) arsenic: ≤ 2ppm 7) heavy metals: ≤ 20ppm pharmacology function: china has been under gas, huashi cited sluggish effectiveness. for antibiotic sterilization, chest zhangman, changgengzu, tanyin gasp summer. 1、the anti-bacterial pathogenic organisms; 2、muscle lax; 3 、and the role of the digestive system; 4、 and the cardiovascular system; 5、the anti-cancer role.