NANJING LONGYUAN NATURAL POLYPHENOL SYNTHESIS FACTORY
Pyrogallol,Lauryl gallate,1,2,3-Trimethoxy benzene,Tannic acid for dye,Tannic acid for dye ,2,3,4-Trimethoxy benzaldehyde,Granular tannic acid ,2,3,4-Trihydroxy benzaldehyde,Hight Purity gallic acid ,Propyl gallate,Ellagic acid,Octyl gallate,Ethyl gallate