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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,almost
insoluble in ethylether.Melting point is 180-182°C.It
is highly reactive and used for the manufacture of various
compounds.
Standard:HG/T3266-2002
| 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 dyeing,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.Away form moisture and handle with care when transportation,loading
and unloading.
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