Native PCB Stock Solution , 1.2ml , nonane Back Catalog number: PCB-ST-A Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 12027.7-K-ME n-Pentyl acetate,1000 µg/mL,MeOH,1mL, Price on request 30103 EPA Method 551.1 Internal Standard Price on request 12130.12-100-AC Carbetamide-d5 (phenyl-d5),100 µg/mL,acetone,1mL, Price on request