n-Undecanaldehyde-DNPH, 100µg/ml in Acetonitrile, 5ml

Hexachlorobenzene, 1000µg/ml in Toluene, 1ml

Petrochemical Qualitative Standard C5-C9 5 Analytes, equal Wt.%; unit: 1x1mL neat Use in combination with Petrochemical Quantitative Standard (S-4144) to prepare a calibration mixture covering C5 to C44 for calibrating retention times for boiling po

Fensulfothion, 10.0 µg/ml, Acetonitrile, 10ml