Method 504.1LFB Mix Back Catalog number: 94019 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 33621 Benzothiazole Price on request 73477 4-Chlorobenzotrichloride Price on request 0755.18-K-IO 6,7-Diethyl-1,1,4,4-tetramethyltetraline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 55741-10-1 Price on request