Nanjing Leon Biological Technology Co., Ltd. is based in China and lists peptide and biochemical products on Global Trade Plaza. The catalog includes Copper Peptide (GHK-Cu) with a stated purity of 95% by HPLC and a molecular weight of 742.29, Sinapultide with a molecular formula of C126H238N26O22 and molecular weight of 2469.4, and Sermorelin Acetate with a molecular formula of C149H246N44O42S·C2H4O2 and molecular weight of 3417.97. The company also offers Biotinoyl Tripeptide-1 (Biotin-GHK) at 98% minimum HPLC purity, 80% peptide content, and a molecular weight of 566.67, supplied in pack sizes from 1 g to 1 kg with a stated shelf life of two years when stored at 2–8 °C. Nonapeptide-1 (Melanostatine) is listed with a sequence of Met-Pro-D-Phe-Arg-D-Trp-Phe-Lys-Pro-Val-NH2, molecular weight of 1206.62, and 95% minimum HPLC purity. Buyers can send an enquiry through Global Trade Plaza.