Atrazine, 100 µg/ml, Methanol, 1ml Back Catalog number: 679464 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-G Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 674555 3,5,6-Trichloro-2-pyridinole, 100mg Price on request S-4503-20K-25LW Phosphorous Standards Phosphorus in Light White Mineral Oil, 20Cst Tri-n-butylphosphate, 99+% (Chiron product nr. 1399.19) CAS [126-73-8] Matrix: Isooctane , 20cSt Units: 1x25mL, 1x100mL Isooctane Price on request