Pesticide Standard Back Catalog number: 92699 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended M305370 Methopterine, 100mg Price on request DF-IS-C Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request 13570-100AC5 Siloxane - Mix 8, 100µg/ml in Acetone, 5ml Price on request