الوصف

1.Physical and Chemical

Appearence:white crystal power

Molecular formula:(NH2)2CSO2

Molecular weighï¼›**8.*2

Melting Point:**6degree

PH:4

UN NO:***1

Harzard Level:4.2

2.Specification:



item Stardard

purity >=*9.0

Thiourea <=0.*0

Mositure <=0.*5

Fe <=*0

Sulfate <=0.*7



3.Application：

 A new environmental- production agent which  can be used in place of sodium hydrosulfite,it has better thermal staility and strong reducing ability.Operation is simple and effective,transportation and storage are convenient.There is no pollution during the use of thiourea dioxide.

a:As a auxiliaries use in textiles and dyes,it is widely used to reduce dyes and sulfur dyes,and for bleaching wool and silk.Other uses include the reduction cleaning of disperse dyes,stripping undesirable colors from dyes

b:Thiourea Dioxide is also used is the paper industry as a bleachig agent and recycles paper deinking.

c:Other usesï¼›Thiourea Dioxide can be used as catalyst for producing synthitic resins in the polymer materials industry as well as in precious metal recovery and separation

4:Packing

*5KG or *0KG  Woven bags

*0KG Fiber drums

**0KG iron drums

**0KG iron drums

Special packing is also avaiable at the request of the customer.



Tks  Best regards and Waiting for your reply