BTEX (2.0 µg/mL) Back Catalog number: 98515 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10612.14-1MG Efavirenz-13C6 Price on request 70465 trans-Permethrin, 1000µg/ml in MeOH, 1ml Price on request 675588 Thiofanox-sulfone, 100 µg/ml, Acetonitrile, 5ml Price on request