CLP Semi-Volatile - Low Conc Mix #1 Back Catalog number: 20055 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680443 beta-HCH, 100 µg/ml, Methanol, 1ml Price on request 680949 Neohesperidin dihydrochalcone hydrate, 100mg Price on request 71377 3-Methylsulfolane Price on request