EPA Method 8121 Analytes

alpha alpha alpha-Trifluorotoluene, Calibration (Surrogate) Standard, 0,0005, Solvent-CDCl3, Unit NMR tube, # of units-1, Cas.no. 98-08-8

Tantalum (Ta)

Heptachlor-exo-epoxide, 100 µg/ml, Methanol, 1ml