Thiourea
Molecular Formula : CH4N2S
Molecular Weight : 76.12
Use : It is used as raw material for making medicines,dyestuff,resin,plastic and so on.; also as vulcanization accelerator and metal mineral flotation agent.
Packing : In woven bag lined with plastic or in neutural package.
Weight : Net weight 25kg , 50kg.
Technical Parameters
Standard No.: ZBG17013-88
|
|
Best quality
|
First quality
|
Qualifier
|
|
thiourea Assay%
|
99.00
|
98.50
|
98.00
|
|
Heating loss %
|
0.40
|
0.50
|
1.00
|
|
Ash %
|
0.10
|
0.15
|
0.30
|
|
Water insolubles %
|
0.20
|
0.05
|
0.10
|
|
Thiocyanate%
|
0.02
|
0.05
|
0.10
|
|
Melting point °C
|
171
|
170
|
|
