Internal Standard ASTM D-5307

EPA Method 537 Analyte Primary Dilution Standard, 2000ng/ml in MeOH, 1,2ml

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

ASTM D-4815 Valve Timing Mix