Specifications：
Applications: Used as agents or additive of foliar fertilizer, fertigation, organic manures,trace element fertilizer, aquaculture fertilizer, as well as original coating of the slow -release fertilizer in organic and inorganic compound fertilizer.
Synonyms: 4,10-dihydro-3,7,8-trihydroxy-3-methyl-10-oxo-1h,3h-pyrano[4,3-b][1]benzopyran-9-carboxylic acid;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-;3,7,8-trihydroxy-3-methyl-10-oxo-1,3,4,10-tetrahydropyrano[4,3-b]chromene-9-carboxylic acid;
Appearance: Yellow brown powder
