Tefluthrin, 10.0 µg/ml, Cyclohexane, 10ml

Precision and Recovery Stock Solution: Marker PCBs, 1.2ml, nonane

Diisodecyl phthalate (Tech), 100µg/ml in MeOH, 1ml

ISO 18857-2 4-tert-Octylphenol, Internal standard, assorted in acetone 1446.14 4-tert-Octylphenol 1 µg/mL 3689.16 4-tert-Octylphenol monoethoxylate 1 µg/mL 3753.18 4-tert-Octylphenol diethoxylate 1 µg/mL 3754.20 4-tert-Octylphenol triethoxylate 1 µg/