beta-BHC Back Catalog number: X9023 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50590 Copper (Cu) - 1 PPM Price on request DF-B10-CS1,2,3,4 Individual Calibration Solutions, 200ul, nonane Price on request 30059 EPA Method 502/524 High Conc VOC Mix #2 Price on request