... extract IMO ISO9001 cert foliar or fertigation Seaweed Mn Zn Product character: Brown liquid, PH: 5-7, specific gravity: 1. ... 05-1.10Main ingredient: Seaweed extract: 200g/L, Zn (EDTA): 50g/L, Mn(EDTA): 50g/LEfficacy: Promote chlorophyll and ... (EDTA)50g/LMn(EDTA)50g/L Bio Organic Seaweed Mn Zn