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99% Tdo Tud, Thiourea Dioxide for Dyeing, Paper Making, Leath Treatment, as Deinking Pulp Bleaching

99% Tdo Tud, Thiourea Dioxide for Dyeing, Paper Making, Leath Treatment, as Deinking Pulp Bleaching Basic Info

Model NO.: 99%
Organic Peroxides Chemical Formula: CH4n2o2s
Specification: SGS, HG/T3266-2002,
Origin: Shangdong
HS Code: 29309090

99% Tdo Tud, Thiourea Dioxide for Dyeing, Paper Making, Leath Treatment, as Deinking Pulp Bleaching Product Description

Our advantage:
1. Factory price,
2. Good Quality,
3. Free sample,
4. ISO Cerficate,
5. A long stable supplier,
6. Good support to you
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Organic Peroxides Product information
M F: (NH2)2CSO2
CAS No. 1758-73-2, 4189-44-0
EINECS No.: 217-517-8
UN NO. 3341
Dangerous Class: 4.2
Other name: Formamidine Sulfinic Acid (FAS), TDO, TUD
Appearance: White crystal powder

Organic Peroxides Packing:
25kg plastic woven bags/25kg kraft bags, 50kg fiber drums with double inner plastic bags


Items                             Standard
Appearance             White crystal powder
Purity: (%)                    ≥ 99.0
Thiourea: (%)               ≤ 0.10
Moisture: (%)               ≤ 0.05
Iron(PPM)                     ≤ 10
Sulphate: (%)               ≤ 0.17


3. Applications:
1. Pulper bleaching of recycled paper.
2. Single stage bleaching of recycled paper.
3. Sequential stage bleaching of recycled paper.
4. Solubilizing Vat dyes.
5. Clearing commercial dyes.
6. Reductive bleaching of minerals (primarily Calcium Carbonate).
7. Replacing sodium hydrosulfite in all above applications.


99% Tdo Tud, Thiourea Dioxide for Dyeing, Paper Making, Leath Treatment, as Deinking Pulp Bleaching Storage:
In a cool (below 30° C ), dry, well ventilated area away from all source of ignition and out of direct sunlight. Keep away from incompatible materials.
Keep containers tightly closed.
Do not store in unlabeled or mislabeled containers.
Protect from moisture.
Do not store near combustible materials.
Keep containers well sealed, seal only with original vent cap.
Ensure pressure relief and adequate ventilation.
Store separately from organics and reducing materials.
Avoid contamination which may lead to decomposition


ItemsStandard HG/T 3258--2001
Appearancewhite crystal powder
Purity :(%)≥99.0
Thiourea: (%)≤0.10
Moisture: (%)≤0.05
Iron(PPM)≤10
Sulphate: (%)≤0.17

99% Tdo Tud, Thiourea Dioxide for Dyeing, Paper Making, Leath Treatment, as Deinking Pulp Bleaching