CLP Semi-Volatile Base/Neutral Surrogate Std Back Catalog number: 23016 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 23004 EPA Method 8260B Surrogate Standard Price on request 0692.29-100-IO Lup-20(29)-ene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1721-81-9 Price on request 1052.7-1ML o-Thiocresol, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 137-06-4 Price on request