Potassium (K) Back Catalog number: 57219 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93679 Pesticide Standard, varied µg/mL in Acetone, 1ml Price on request 8242.18-100-IO 1-Nitrotriphenylene-d11, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 8874.4-K-IO Pyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. Price on request