CHEMICAL NAME:ETHYLENEDIAMINE-N,N'-BIS(2-HYDROXYPHENYLACETIC ACID),FERRIC SODIUM COMPLEX CAS-NO:16455-61-1 FORMULAR:C18H16N2O6FeNa MOLECULAR WEITHT:435.2 APPEARANCE:DARK RED-BROWN MICROGRANNULAR. OTHO-OTHO CONTENT:50%,60%,70%,80% IRON CHELATED:6% PH VALVE:(1 OF THE SOLUTION)7-9 BIODEGRADABILITY:SLOW