BOD Calibraton Standard Back Catalog number: 54197 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 90628 1-Methylnaphthalene Price on request 18-B-36-CCZ 1,8-Dibromo-3,6-dichloro-9H-carbazole, 1.2ml x 50ug/ml, nonane Price on request 676740 D8-4,4'-DDE, 100 µg/ml, Acetone, 1ml Price on request