Fulvic acid

FULVIC ACID PURITY 95%

1H,3H-Pyrano4,3-b1benzopyran-9-carboxylic acid, 4,10-dihydro-3,7,8-trihydroxy-3-methyl-10-oxo-

4,10-dihydro-3,7,8-trihydroxy-3-methyl-10-oxo-1h,3h-pyrano[4,3-b][1]benzopyran-9-carboxylic acid