1). Product name
Thiourea Dioxide(Formamidine sulfinic acid)
2). Molecular formula
CH4N2SO2 Molecular weight: 108.12

3). Appearance
1. Melting point: 126degrees centigrad, pH value: 4 dangerous grade: 4.2
2. Thiourea dioxide(TD or TUD)is also named as Formamidine sulfinic acid. Its appearance is white crystal powder. Thiourea is a stable compound with no strong reducing and oxidizing ability.
3. Thiourea dioxide has many advantages, such as high reducibility, excellent heat stability, nonpoison, tasteless, easy operation, efficience, transportation and storage convenient etc. It is an exchange product of sodium hydrosulphite.
4. The thiourea dioxide's security performance is good, it does not pollute the environmental air when using.

*thiourea dioxide content: 99% min
*content of risidual thiourea: 0.1% max
*moisture contentt: 0.05% max
*sulphate content: 0.17% max
*molysite content: 10PPM max