Detailed Product Description Characters and functions: the product has strong sterilizing effect to Aspidiscaspecies, and is the special-purpose medicine to zoothamnium arbuscula, Epistylis,Carchesium, Apiosoma cylindriformis and Epistylidae which parasitize on the gillor body surface of shrimp, crab and turtle. It is a high-effect and low-toxicpesticide, with functions of astringing of organism ...