Weed Killer Diquat 20%SL, Diquat 150g/L SL, 200g/Lsl, Find Details and Price about Diquat Dibromide Diquat 200 SL from Weed Killer Diquat 20%SL, Diquat 150g/L SL, 200g/Lsl - Shanghai Lavaur Chemical Co., Ltd.