Thiourea
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Molecular: |
(NH2)2CS |
Appearance: |
colorless crystal. |
Packing: |
net 25kg woven bags with PE inner liner. |
Usage: |
used as inermediate for drugs and synthesizing of sulfathiazole,and also used as bleaching agent,dyeing assistant,developer and mix color agent in the field of photo material,also as rust-eaten agent of metal. |
Specification |
Superfine Grade |
First Grade |
Second Grade |
Purity(%Min) |
99.0 |
98.5 |
98.0 |
Moisture(%Max) |
0.40 |
0.50 |
1.00 |
Ash content(%Max) |
0.10 |
0.15 |
0.30 |
Insoluble matter(%Max) |
0.02 |
0.05 |
0.10 |
Sulfocyan(%Max) |
0.02 |
0.05 |
0.10 |
Melting point(°CMin) |
171 |
170 |
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