Hiourea dioxide 991.Reach certificate2.Thiourea dixoide free sample3.3000mt/month4.Quick ship thiourea dioxide 99 no.1, basic physical and chemical propertiescas no 1758-73-2byname formamidine sulfinic acidappearance white crystal powder, odour lessmolecular formula nh2)2cso2 molecular weight 108.12un no 3341 no.2, specifications ( can sent free sample if request to test quality) appearance white crystal powderpurity (%) ≥99.0thiourea (%) s 25kgs plastic woven bags