Volatile Mix, 2.0mg/mL in MeOH, 5 x 1ml Back Catalog number: M-502-REG-10X-PAK Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-B40 Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request 3221.19-K-IO 10-trans-Nonadecenoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 147527-21-7 Price on request 0041.18-100-T 5-Nitrobenzo[c]phenanthrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 64356-30-5 Price on request