Theophylline,neat,neat,100mg,

Propetamphos, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 31218-83-4

2,2,3,4,4,5,6-Heptachlorobiphenyl,182

4-tert-Octylphenol monoethoxylate,1000 µg/mL,MeOH,1mL,