Used to generate diazomethane and other gases for gas chromatography, mass spectroscopy and NMR studies using one millimole of Methylnitronitrosoguanidine (MNNG)
Includes an "O" ring clamp, a 13-425 screw cap with a cut-out top and a PTFE faced rubber liner
Note: Please use a safety shield and efficient fume hood when generating diazomethane or similar gases