1,100% water soluble super sodium humate 2,Rich water soluble Humic acid :78%min 3 ... such as carboxyls, quinonyls and phenolic hydroxyls; Soluble to water and alkaline. With functions of adsorption, ion ... super sodium humate specifications(Guranteed Quality) ItemSpecificationsWater soluble Humic acid(dry base)80%min65%min50%min40 ... Clients first --- Quality first ! 100% water soluble super sodium humate