Nitrogen Set for ASTM D6366: N@Blank, 0.1, 0.5, 1.0, 2.5, 5.0, 10ng/μL in p- Xylene, set(7) Back Catalog number: VHG-NCED-SET1B Availability: In the manufacturer's stock Price on request - + Recommended P-197S-10X Trifluralin, 1.0mg/mL in MeOH, 1ml Price on request 676921 Benzthiazuron, 100 µg/ml, Acetonitrile, 1ml Price on request 2311.12-100-AC Carbofuran, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1563-66-2 Price on request