DOW 624 Volatile Internal/Surrogate Standard Back Catalog number: 93323 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677795 Halosulfuron-methyl, 50mg Price on request 31521 m-Xylene Price on request 8393.6-K-TF Levoglucosan, 1000µg/mL, Solvent-Tetrahydrofuran, Unit 1mL, # of units-1, Cas.no. 498-07-7 Price on request