2,4'-DDE D8, 100µg/mL in Acetone, 1ml Back Catalog number: XA12040100AC Manufacturer: DR. EHRENSTORFER Availability: In the manufacturer's stock Price on request - + Recommended 2540.7-25MG Paraxanthine, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 611-59-6 Price on request S-4172-10MLX5 Daily Quality Control Standard (with Internal Standard) 15 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 11 Ethylbenzene Price on request 0337.10-K-HX (1S)-(-)-trans-Pinane, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 10281-53-5 Price on request