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THIOUREA DIOXIDE(FORMAMIDINE SULFINIC ACID)
CAS No.:1758-73-2;4189-44-0
Dangerous Goods Class: 4.2
UN No.: 3341
Description: White crystal powder, odorless
| Specifications |
| Melting Point : |
126 ºC |
| Purity: |
99.0%min |
| PH Value(1% solution) : |
4 |
| Thiourea: |
0.10%max |
| Moisture: |
0.05%max |
| Sulphate: |
0.17%max |
| Iron(on Fe basis) : |
10ppm max |
Uses: It is one new kind environmental-protection agent which is can be used as exchange of Sodium Hydrosulfite. It has good heat stability, high as reducibility, easy operation and transportation and storage convenient. It widely applies to reduction dyes and sulfur dyes dyeing, wool and silk bleaching, disperse dyes reducing cleaning, dye vat cleaning and so on. And also used in paper making industry as bleaching agent, deinking, waste paper deink, etc. And then used to organic synthesis in synthetic fiber industry, additive of polythene sensitizer of photographical emulsion, noble metal recycling and separates, etc. There is no pollution during the operation.
Packing: a .500kg or 1000kg jumbo bags. b .50kg fiber drums. c .25kg or 50kg woven bags.
d .25kg kraft compound plastic bags or upon customers' demands .
(20MT/FCL).
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