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Thiourea Dioxide
Product Introduction : An other name is formamidine sulphinic acid,loose and white power of crystallization in its outward appearance,active constituent content is 99% min, it is a kind of stablecompound which with no oxidation and no reduction. This product ismainly used in dyeing industry to be substituted for sodiumhydrosulfite, secondly used to organic synthesis in synthetic fibreindustry, it can also be used as additive in poly reaction,stabilzer for polythene, sensitizer of photographical emulsion andso on.
Thiourea dioxide is called TDO or FAS for short. It is a kind ofgood de-inking and bleaching agent for paper, pulp as well astextile industry to be substituted for sodium hydrosulfite. It isespecially suitable for producing high brightness paper gradesusing recycled fibre (RCF). It can meet the demand of environmentalprotection owing to containing no chlorine. We start to produce TDOin 1983, and our products have been exported to Europe, America andsouth-east Asia. Our annual capacity is 1500mt. Being the earliestand the largest TDO manufacturer in china, our products enjoy highreputation in the world market owing to its uniform and excellentquality.
