Interference Standard 3 Back Catalog number: 52050 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79316 Profenophos Price on request 684688 Clothianidin-desmethyl, 25mg Price on request 11720.12-100-IO 2,2',4,5',6-Pentachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request