JIAOZUO MEIDA FINE CHEMICAL Co., Ltd is a leading enterprise in developing, manufacturing and marking polyvinylpyrrolidone ( PVP) series products.Such as PVP-I, PVP-K Homopolyer Series, PVP-A....
140681-55-6, 1-( Chloromethyl) -4-fluoro-1, 4-diazoniabicyclo[ 2.2.2] octanebis( te trafluoroborate) Selectfluor 133745-75-2 N-Fluorobenzenesulphonimide NFSI
U-CHEMO Holding Co., Limited is a very fast developing high-technology enterprise combining with research, manufacture and sales. U-CHEMO supply high quality products and excellent service to our....
Shanghai Hanhong Chemical Co., Ltd. is a professional enterprise engagedin researching, developing , manufacturing and exporting unnatural amino acids , nucleosides, nucleotides , chiral chemicals....
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