CLP Semi-Volatile Base/Neutral Surrogate Std Back Catalog number: 21016 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71345 3,4-Dimethylheptane Price on request 92948 Phenol Standard Price on request 681954 Tebufenpyrad, 10.0 µg/ml, Acetone, 10ml Price on request