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Ahmed KhanI'm a trader from Pakistan. I have bought sodium hempetaphosphate with Manager Hu and worked with him for 3 times. THKs Hu, now I have become a local agent. Riel Chemical is indeed a trusted partner. Highly recommended for friends who need high quality chemical products. -
Maria J GarciaOverall, I was impressed. Whether it is product details or service response speed, it is done very well, and customers are satisfied. Warmly tips: Could you guys add more payment methods？that would be great. -
LabrekeoLa vitesse de livraison est très satisfaisante et presque aucune inquiétude. Chaque fois que la coopération fonctionne sans à-coup. Recommandez sincèrement à d’autres acheteurs! -
محمد لاگولدشریک خوب، پیدا کردن چنین تامین کننده ای عالی است، برای شما آرزوی موفقیت دارم -
JackThe cooperation with Riel Chemical Co., Ltd. is our most sensible choice. Your team's efficiency, professionalism and innovative spirit are impressive, and we are looking forward to further cooperation in the future! -- Jack Sales manager -
ອາ ລິ ສໄປ ຈົນ ສຸດ ຂີດ, ຂອບ ໃຈ ຫລາຍໆ ທີ່ ມີ ທ່ານ! ບໍ່ ວ່າ ຈະ ເປັນ ການ ສະຫນັບສະຫນູນ ຢ່າງ ເຕັມທີ່ ໃນ ເວລາ ທີ່ ສໍາຄັນ ຫລື ການ ເອົາ ໃຈ ໃສ່ ຢ່າງ ລະມັດລະວັງ ຕໍ່ ລາຍ ລະອຽດ ຂອງ ການ ຮັບ ໃຊ້ ປະຈໍາ ວັນ, ເຮົາ ຮູ້ສຶກ ວ່າ ໄດ້ ຮັບ ຄວາມ ໄວ້ ວາງ ໃຈ. ຂໍ ໃຫ້ ມິດຕະພາບ ຍືນ ຍົງ ຕະຫລອດ ໄປ ແລະ ການ ຮ່ວມ ໄມ້ ຮ່ວມ ມື ຈະ ຍືນ ຍົງ ຕະຫລອດ ໄປ ——[ທີມການຄ້າເຄມີຂອງລາວ] -
Mr. ZhaoWe have been cooperating with Riel Chemical for five years. The product quality has always been perfect and the usage effect is good. Your company's sales manager is also particularly polite
Cas No.62-56-6 Thiourea CH4N2S TU For Metal plating Mtal platngelectroplate
| Place of Origin | Weifang |
|---|---|
| Brand Name | Riel Chemical |
| Certification | SGS, ISO9001, CE |
| Model Number | 99% |
| Minimum Order Quantity | 1 ton |
| Price | USD 900～1100 FOB |
| Packaging Details | 25 kg polyethylene woven bag, moisture-proof, easy to transport |
| Delivery Time | 3～5 work day |
| Payment Terms | T/T , L/C |
| Supply Ability | 50 tons per day |
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xProduct Details
| 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 |
| Density | 1.41 G/cm³ | Molecular Weight | 76.121 |
| Highlight | Thiourea CH4N2S TU,Cas No.62-56-6 Thiourea,Metal plating Thiourea |
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| Mode of loading | Maximum load | |
|---|---|---|
| 20 GP no pallet | 20~22 tons | |
| 20 GP with pallet | 16 tons |
Product Description
Thiourea CH4N2S TU for Metal Plating and Electroplating (CAS No. 62-56-6)
Product Attributes
| 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 |
| Density | 1.41 g/cm³ |
| Molecular weight | 76.121 |
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 g/cm³
- Molecular weight: 76.12 g/mol
- Melting point: 171-175°C
- Boiling point: 349-352°F (NTP, 1992)
- Odor: Odorless or slight sulphide odor
- Solubility: Soluble in water (13.7g/100mL at 20°C), slightly soluble in ethanol
Production Standard (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°C |
Chemical Properties
- Weakly basic, forms salts with acids
- Reducibility: Can be oxidized by oxidants like hydrogen peroxide
- Complexation: Forms complexes with metal ions (Ag+, Au+, Cu²+)
- Thermal stability: Decomposes above melting point producing ammonia and hydrogen sulfide
- Hydrolysis: Produces urea and hydrogen sulfide under acidic/alkaline conditions
Applications of Thiourea in Chemical Industry
- Metal Surface Treatment: Brightener for electroplating, corrosion inhibitor
- Chemical Synthesis: Intermediate for pharmaceuticals, pesticides, dyes; catalyst
- Rubber Industry: Vulcanization accelerator
- Textile Industry: Dyeing and printing auxiliary
- Water Treatment: Deaerator to prevent corrosion
- Analytical Chemistry: Metal ion detection reagent
- Other Applications: Photography developer, drug synthesis
Product Advantages of Riel Chemical
- High Quality Standards: Strict quality control, ISO/REACH/RoHS certified
- Technological Innovation: Strong R&D team, customized solutions
- Environmental Protection: Green production technology, sustainable development
- Wide Applications: Multiple industries including coatings, plastics, electronics
- Customer Service: Comprehensive technical support, quick response
- Global Supply Chain: Stable supply, worldwide distribution network
- Cost Effectiveness: Competitive pricing, long-term cooperation benefits
Frequently Asked Questions
What is your payment term?
We accept T/T and L/C at sight as payment terms.
Are you able to deliver on time?
We specialize in this product line with many years of experience, ensuring timely delivery while maintaining top quality.
Do you provide free samples?
Yes, we provide free samples with the customer responsible for express fees.
How about the price? Can you make it cheaper?
We prioritize customer benefits and offer competitive, negotiable pricing based on order conditions.
Can I visit your company and factory in China?
You're welcome to visit our facility in Weifang, China (we provide airport pickup/dropoff service).
What if there is a quality problem?
Our professional after-sales team promptly addresses all quality concerns.
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