Aromatics Quantitative Calibration Mix #4 Back Catalog number: 51132 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4381-K-MEX5 ISO 17353/23161 Internal Standard OC, Stock Solution B 4 Analytes, each 1000µg/mL OC in methanol; units: 5x1mL, 5x5mL Prod.No. Compound CAS No. Weight OCT 2496.14 Di-n-heptyltin dichloride [7434 Price on request 59248 ICP-MS Standard 3 Price on request 678220 1-(4-Isopropylphenyl)urea, 100 µg/ml, Acetonitrile, 1ml Price on request