WS Herbicides Back Catalog number: 38030 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended L20425100AL 1-Chloronaphthalene, 10µg/mL in Acetonitrile, 10ml Price on request S-4053-20K-10T Thiophene in Toluene Units: 5x1mL ampoule, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4053-0 Blank 0 S-4053-K 1 000 0.1000 S-4053-2.5K 2 500 0.2500 S-4053-5K Price on request 3756.20-K-IO Alverine (free base), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 150-59-4 Price on request