Interference Standard 4 Back Catalog number: 53041 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675286 Benzofenap, 10mg Price on request H946332 4-Hydroxy-3-methoxymandelic Acid-d3, 10mg Price on request 681881 2,3,6-Trichloroanisole, 100 µg/ml, Ethyl acetate, Price on request