MA - EPH Matrix Spike Back Catalog number: 92113 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675615 Flutolanil, 100 µg/ml, Ethyl acetate, 5ml Price on request 59629 Sulfate (SO42-) Price on request ZA22100100CY Toxaphene Mix 1, 1 ng/µl, 1ml Price on request