- carbon black
- 2016-09-13 05:23
- Quality Certification ofCarbon Black N220if you are interedted it, pls contact me: candycheng2010a at gmail dot comItems
- titanium dioxide
- 2016-09-13 04:21
- Specifications
- copper sulfate
- 2016-09-12 17:44
- Use:Used for producing other copper salt, also used as textile mordant, agricultural pesticide, fungicide, and used for