Requirement 
1.Diazodinitrophenol (DDNP) CAS NO:4682-03-5 

2.Tetrazene explosive CAS NO:31330-63-9 

3.Pentaerythritol tetranitrate (PETN) CAS NO:78-11-5 

4.Lead Styphnate CAS NO:15245-44-0 

Quantity -Mixed container of 20fcl

He said

We would need samples of 1kg each
Pls quote us including delivery