This product is produced out of the painstaking efforts of fishery experts. Examination results have proved that as a kind of neurotic toxic drug, it could affect the nerve system of pests and make them excessively excited and then die of anesthesia. It could kill instantly external parasites, such as Sinergasilus Yin, lernea, enithares sinica, dactylogyrus, ichthyophthirius and gyrodactylu, in the stomach of fish or the moment they touch it.
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