Piperacillin, 250mg

1,5-Bis-(4-chlorophenyl)-biguanide HCl, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 13590-98-2

Nitro-PAH Mixture 1 1106,14 9-Nitroanthracene [602-60-8] 1278,16 2-Nitrofluoranthene [13177-29-2] 0025,16 3-Nitrofluoranthene [892-21-7] Concentration: 1000 ppm in Toluene Units: 1mL ampoules

EPA Method 8270C - B/N Matrix Spiking Solution