Calibration Standard 1 Back Catalog number: 52021A Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 62242 Aroclor 1242 in Transformer Oil Price on request 679674 3-Hydroxyibuprofen, 10mg Price on request 2405.9-K-IPX5 3-Isopropylphenol-d12, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 1219805-35-2 Price on request