PQQ powder with high quality 

【Product Name】PQQ  【CAS No.】72909-34-3 【Specification】99% 【Product Source】Fermentation 【Product Introduction】 PQQ  = Pyrroloquinoline Quinone ( Pyrroloquinoline Quinone Disodium Salt )  = Methaxatin,  is a neoprosthetic group, the third prosthetic group found in membrane-bound bacterial dehydrogenases after flavin nucleotides and nicotinamide nucleotides. The world medical community calls it the fourteenth vitamin. The compound was first isolated from bacteria and later found in animals and plants.   【COA of PQQ 】     ITEMS   STANDARDS Appearance   Red or reddish-brown Powder Chromatographic purity ≥99.0% Water ≤12.0% Lea…