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Industrial Grade Thiourea Pure Crystalline Powder for Dry Place Storage
Product Specifications
Attribute
Value
Acidity
≤0.02%
Purity
99%
EINECS
200-543-5
Storage
Store In A Cool, Dry Place
Molecular Formula
CH4N2S
Moisture
≤0.05%
Appearance
White Crystalline Powder
Melting Point
171-176°C
Physical and Chemical Properties
Chemical formula: CS(NH2)2 (Thiourea 99%)
Appearance: White crystalline powder
Density: 1.405
Molecular weight: 76.12
Melting point: 171-175℃
Boiling point: 349 to 352°F (NTP, 1992)
CAS: 62-56-6
Classified as dangerous chemical
Production Standards (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
References: Riel Chemical Lab1&2, National public service platform for standards information.
Industrial Applications of Thiourea
1. Metal Surface Treatment and Plating
Metal cleaning and rust removal: Effective for removing oxides and rust from metal surfaces
Plating additives: Acts as brightener and stabilizer in silver, copper, zinc plating processes
Metal corrosion inhibitor: Protects metal surfaces from corrosion
2. Chemical Engineering and Synthesis
Chemical intermediate for synthesis of sulfides, mercaptans and thioethers
Raw material for pharmaceutical and pesticide production
Used in urea-formaldehyde resins and plastics to enhance material properties
3. Textile Industry
Dye additive to improve fiber adhesion and dyeing effects
Bleaching agent for removing impurities and pigments
4. Photography and Photosensitive Materials
Developer component for photosensitive materials
Stabilizer to extend service life of chemical properties
5. Medicine and Pesticides
Raw material for anti-thyroid and anti-cancer drugs
Used in synthesis of insecticides, fungicides and herbicides
6. Mining and Metallurgy
Precious metal extraction (gold, silver) as environmentally friendly leaching agent
Flotation agent for mineral separation processes
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. Our customers choose us because we consistently deliver on time while maintaining top quality.
Do you provide free sample?
Yes, we provide free samples. Customers only need to cover the express fee.
How about the price? Can you make it cheaper?
Customer benefit is our top priority. Prices are negotiable under different conditions, and we guarantee the most competitive pricing.
Can I visit your company and factory in China?
Yes, you're welcome to visit our company in Weifang, China. We provide airport pickup and drop-off services at Weifang Airport.
What if there is a quality problem?
We have a professional after-sales service team ready to promptly address any quality concerns.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Year Established:
2005
Total Annual:
4500000-5000000
Employee Number:
120~200
Ecer Certification：
Verified Supplier
Riel Chemicals – Leading Enterprise in Basic Chemical Manufacturing
Who we are ?
Established in 2005 and headquartered in Weifang City, Shandong Province—a hub of China’s chemical industry—Riel Chemicals is a national high-tech enterprise specializing in the R... Riel Chemicals – Leading Enterprise in Basic Chemical Manufacturing
Who we are ?
Established in 2005 and headquartered in Weifang City, Shandong Province—a hub of China’s chemical industry—Riel Chemicals is a national high-tech enterprise specializing in the R...
