CH4N2S Cas62-56-6 Thiourea Electro Coppering For Plat Electroplate Galvanize
Product Specifications
| Attribute | Value |
| CAS | 62-56-6 |
| EINECS | 200-543-5 |
| Appearance | White glossy crystal |
| Crystalline hydrate | Water-free |
| Available port | Qingdao Port, Tianjin Port, Shanghai Port, Lianyungang Port, Fujian Port, Guangzhou Port |
| Life span | Two years |
| Fusing point | 176 - 178 ℃ |
| Crystal structure | Monoclinic crystal system |
Product Description
Thiourea 99% (CS(NH2)2) is classified as a dangerous chemical with the following properties:
Physical and Chemical Properties
- Appearance: White crystal powder
- Density: 1.405
- Molecular weight: 76.12
- Melting point: 171-175℃
- Boiling point: 349 to 352°F (NTP, 1992)
Production Standard
CAS: 62-56-6
Products meets GB/8218-2018:
| No. | Items for detecting and analyzing | Standard value |
| 1 | Thiourea (CS(NH2)2) ％≥ | 99.0 |
| 2 | Heating interval ％≤ | 0.35 |
| 3 | Chemical moisture ％≤ | 0.01 |
| 4 | Water insoluble ％≤ | 0.02 |
| 5 | Thiocyanate (CNS) ％≤ | 0.02 |
| 6 | Melting point (centigrade) | 171 OC |
Detailed Physical and Chemical Properties
- Molecular weight: 76.12 g/mol
- Appearance: White or light yellow crystalline powder, glossy
- Odor: Odorless or slightly sulphide odor
- Density: 1.405 g/cm³ (20°C)
- Chemical Safety: Class 6.1 toxic substances
- Solubility: Water (about 13.7g/100 mL, 20°C); slightly soluble in ethanol
- Acid base: Weakly basic, can react with acids to form salts
- Reducibility: Can be oxidized by oxidants (hydrogen peroxide, potassium permanganate)
- Complexation: Forms complexes with metal ions (Ag+, Au+, Cu²+)
- Thermal stability: Decomposes above melting point, producing ammonia and hydrogen sulfide
- Hydrolysis reaction: Produces urea and hydrogen sulfide under acidic/alkaline conditions
Applications of Thiourea
1. Industrial Sector
- Metal extraction and refining: Used in precious metal extraction as leaching agent
- Corrosion inhibitor: Protects metals during pickling and surface treatment
- Plating additive: Improves coating uniformity and gloss in electroplating
2. Medicine and Biochemistry
- Antithyroid drugs: Key ingredient in hyperthyroidism treatment
- Anticancer research: Derivatives show potential activity
- Protein studies: Used in denaturation and folding mechanism research
3. Agriculture
- Fungicides and insecticides: Controls crop diseases
- Plant growth regulator: Promotes seed germination or delays aging
4. Photography and Video
- Developer: Used in film development
- Stabilizer: Improves image quality in processing
5. Textile and Dye Industry
- Dye auxiliaries: Improves color fixing and uniformity
- Fiber treatment: Enhances softness or wrinkle resistance
6. Research and Laboratory
- Chemical reagent: Used in compound synthesis
- Analytical chemistry: Detects and separates metal ions
7. Other Applications
- Rubber industry: Vulcanization accelerator
- Water treatment: Removes heavy metal ions
- Cosmetics: Used as antioxidant or stabilizer
Advantages of Riel Chemical Products
- Leading technology: Advanced production processes and continuous R&D
- Product diversity: Wide range of chemical products with customization options
- Reliable quality: Strict quality control and international certifications
- Environmental protection: Green production processes and safety compliance
- Cost advantage: Large-scale production and localized resources
- Customer service: Professional technical support and rapid response
- Market recognition: Strong industry reputation and long-term customers
- Global layout: Worldwide exports and international support team
Frequently Asked Questions
1. What is your payment term?
We accept T/T and L/C at sight as payment terms.
2. Are you able to deliver on time?
Yes, we specialize in this product line and maintain strict delivery schedules while ensuring top quality.
3. Do you provide free sample?
Yes, we provide free samples with the customer responsible for express fees.
4. How about the price? Can you make it cheaper?
We prioritize customer benefits and offer competitive, negotiable pricing based on order conditions.
5. Can I visit your company and factory in China?
Yes, you're welcome to visit our Weifang facility. We provide airport pickup/drop-off services.
6. What if there is a quality problem?
Our professional after-sales team promptly addresses all quality concerns.
