1.Thiourea dioxide 99% 2.Purity : 99.0% min 3.Cas no.: 1758-73-2 PRODUCT NAME:THIOUREA DIOXIDE 99%--- Aminoiminomethanesulfinic acid Other names: Formamidine Sulfinic Acid or aminoiminomethanesulfinic acid ITEMStandard SpecificationsAPPEARANCEWhite Crystal PowderPURITY≥99.00%THIOUREA RESIDUAL≤0.10%SO4≤0.17%MOISTURE≤0.05%IRON CONTENT≤0.001%QUALITY STABILITYStable at 80°C/2 hoursWhite or light ...