EPA Method 8141 Standard Back Catalog number: 92834 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended LGCAMP0460.08-01 Bisoprolol Fumarate, 1.0mg/ml in MeOH (as free base), 1ml Price on request S-4236-100-DCX5 ISO 10382 Multicomponent Stock Solution of PCBs “Dutch Seven” PCBs in isooctane, 10µg/mL each, 1x1ml, 5x1ml, 10x1ml 100µg/mL each, 1x1ml, 5x1 ml, 10x1 ml 200µg/mL each, 1x1ml, 5x1ml, 10x1ml Price on request 11319.13-K-ME Melatonin,1000 µg/mL,MeOH,1mL, Price on request