High-quality Thiourea Dioxide with 99% purity for printing and dyeing in the textile industry. Trust Guangzhou Zhifan Chemical Co., Ltd. as your supplier. CAS 1758-73-2.
Thiourea Dioxide - Product Description
Thiourea Dioxide
Thiourea dioxide, offered by Guangzhou Zhifan Chemical Co., Ltd., is a versatile substitute for insurance powder. This inorganic compound boasts strong reducing properties, excellent thermal stability, and easy storage and transportation. It serves as a reliable reducing agent, bleaching and decolorizing agent, plastic stabilizer, organic synthetic antioxidant, and effector of photosensitive materials. Widely utilized in industries such as printing, dyeing, and papermaking, Thiourea Dioxide is a must-have for various applications.

item | value |
CAS No. | 62-56-6 |
Other Names | Thiourea |
MF | CH4N2O4S |
EINECS No. | 200-543-5 |
MW | 140.1185 |
Flash point | 66.8 ºC |
Melting point | 176-178 °C(Predicted) |
Density | 1.41 |


Thiourea Dioxide
Thiourea dioxide, offered by Guangzhou Zhifan Chemical Co., Ltd., is an inorganic compound with strong reducing properties, excellent thermal stability, and convenient storage and transportation. Its versatile uses include:
- Printing and dyeing industry: Ideal as a reducing agent for bleaching cotton, wool, and chemical fibers, as well as for sulfur dyes and disperse dyes.
- Paper industry: Effective for pulp bleaching and deinking waste paper.
- Photography industry: Acts as an emulsifying agent for stable photographic paper exposure.
- Synthetic fiber: Functions as a catalyst to prevent yellowing in modified fibers.
- Organic synthesis: Valuable as an antioxidant for various compounds.
- Additional applications: Plastic stabilizer, photosensitive material effector, chloroprene polymerization agent, and more.
Thiourea dioxide is also utilized in the production of fine chemical products like medicines and spices, making it a versatile and essential compound for various industries.




Our Thiourea Dioxide is a versatile chemical compound that must be stored properly to maintain its effectiveness. Store in a dry, clean, well-ventilated warehouse with a room temperature below 30°C. Keep away from fire, heat, and direct sunlight. Pay attention to moisture and rain, and keep containers tightly sealed with labels intact.
When handling, load and unload with care to prevent damage to packaging and containers, ensuring normal pressure relief. Avoid transporting on rainy days and do not mix with flammable or combustible substances, reducing agents, sulfur, or phosphorus.
Thiourea Dioxide is a powerful reducing agent, so avoid contact with oxidants like ***-based bleach, percarbonate soda, perborate soda, persulfate, and other substances. Mixing with water will accelerate the reaction.
Trust Guangzhou Zhifan Chemical Co., Ltd. for high-quality Thiourea Dioxide that meets your industrial needs.



