N/a manufacturer / supplier in China, offering Supply 99% High Purity Spermidine Trihydrochloride Powder CAS 334-50-9, Supply Feed Grade L-Lysine Hydrochloride 99% Powder CAS 657-27-2, High Purity 99% CAS 70288-86-7 Powder Veterinary Ivermectin and so on.