Alachlor OA Sodium Salt, 100μg/mL in MeOH, 1ml

Custom Mix of 4-Nonyl- and 4-t-Octylphenols ethoxylates, 100/20µg/ml in Acetone, 5x1ml

Arsenic (As)

Terbufos-sulfoxide, 100 µg/ml, Acetonitrile, 1ml