BTEX Plus 2 Back Catalog number: 95609 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70349 Propionitrile Price on request 0239.20-400-05CY Benzo[a]pyrene,400µg/mL,cyclohexane,0.5mL, Price on request A11457554CY-100 Chloroparaffin C14 55% Cl, 100µg/mL in CY, 1ml Price on request