|
 |
|
| > |
Add: No.257 Kangle Street,Huinong |
| |
District, Shizuishan City, |
| |
Ningxia,China |
| > |
P.C.: 753200 |
| > |
Tel: 0086 952 3977723/55/67 |
| > |
Fax: 0086 952 3977722 |
| > |
Email: yulin@nxyulin.com |
| > |
Home Page: www.nxyulin.com |
|
 |
|
|
|
| PRODUCTS |
Your Location:Home > Products |
|
| Thiourea |
| |
| Molecular formula |
(NH2)2CS |
| Molecular weight |
76.12 |
| Specificity |
White flake, column or needle crystal, it is bitter. Relative density is 1.405. It is soluble in water and alcohol, slightly soluble in ethylether. Melting point is 180-182°C. It is highly reactive and used for the manufacture of various compounds. |
| Standard |
HG/T 3266-2002 |
| Item |
Premium Grade |
First Grade |
Regular Grade |
| Purity % ≥ |
99.0 |
98.5 |
98.0 |
| Heating Loss % ≤ |
0.40 |
0.50 |
1.0 |
| Ash content % ≤ |
0.10 |
0.15 |
0.30 |
| Insoluble matter % ≤ |
0.02 |
0.05 |
0.10 |
| Sulfocyan(CNS-)% ≤ |
0.02 |
0.05 |
0.10 |
| Melting point °C ≥ |
171 |
170 |
- |
|
| Usage |
Used as intermediate for the manufacture of medicine and pesticide, vulcanization accelerator in rubber industry, flotation agent in mining, fabric and paper treatment agent in printing and dying, antirusting agent and also in electroplating industry. |
| Package |
Packed in net 25kg plastic woven bags with plastic bag inside. |
| Storage and transportation |
Stored in cool, dry and ventilated warehouse. keep away from moisture and handle with care when transporting, loading and unloading. |
|
|
|
 |
|
