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Chemical name: Thiourea Dioxide
Formula:CH4N2O2S
M.W.:108.12
Properties: White and smelless powder, a kind of stable compound with no oxidation and no reduction. 26.7g/l(20) cf solubility water and 5.0 of PH value in a saturated solution of water. Keep a quite stable state even if the temperature of the water solution is 20-30, but it would be condected if a heat or alkali condition is gren ad sulphonic acid dissociated.
Specification:(%) Excellent Qualification
Content 99.0min 96.0
Thiourea 0.10 max 1.0
Sulphate(SO4) 0.17 max 0.27
Iron(Fe) 0.001 max 0.001
Moisture 0.05 max 0.10
Usage: mainly used in dyeing industry stead of using of sodium hydrosulphite and the used organic synthesis in synthei/tic fibre industry. Also used as additive of polymerization, stabilizer for polychene sensitizer of photographical emulsion and so on. It has the merits of safety in store and trans port ation and a high value with reducted potential. Especially suitable for dyeing and bleaching under the continuous high temperature condt/ition.
Storage and transportation: Keep it in a cool, ventilated, dry place, and strictly keep away from damp, shining, rainning, and not be mixed with the oxidizer while transportation and torage.
Packing: 25kgs(packed with bag) and 50kgs (packed with drum).
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