... grade ISO9001:2000 3.competitive price 4.used for animal,plant Seaweed fertilizer,is made from ... producing and exporting sodium alginate(potassium alginate,lithium alginate,alginic acid,PGA,carrageenan etc) for over 7 years. ... is guaranteed and the transport is convenient.Secondly,sodium alginate has unique and unplaced usage:Now ... alginate. seaweed fertilizer with alginate sodium,acid,potassium