Interference Standards Set Back Catalog number: 53038 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681691 2,3,5,6-Tetrachlorophenol, 100 µg/ml, Methanol, Price on request 73028 1-(1,3-Benzodioxol-5-yl)propan-2-amine Price on request 57052 Tellurium (Te) Price on request