Semi-Volatile Surrogate Standard Back Catalog number: 93927 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2493.18-K-IO Di-n-heptyldiethyltin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 165900-80-1 Price on request 682238 2-Hydroxybenzothiazole, 500mg Price on request 9074.9-K-IP 2-Chlorosyringealdehyde, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 76341-69-0 Price on request