Alternate Interferents A Back Catalog number: 53026 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C16177300 Phthalic acid, butyloctyl ester, certified, 0.25g Price on request G844495 Guanylurea, 10mg Price on request 678514 Triazophos, 100 µg/ml, Acetonitrile, 5ml Price on request