CLP Semi-Volatile Internal Standard Back Catalog number: 13009 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended P-910S Alachlor OA Sodium Salt, 100μg/mL in MeOH, 1ml Price on request 31641 Promecarb Price on request 50683 Nitrite Single as (NO2-) Price on request