Total Phenolics Back Catalog number: 54136 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3250.18-K-IO 9-cis,11-trans-Octadecadienoic acid , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2540-56-9 Price on request 681813 D4-Ethylene thiourea, 10mg Price on request 1020.16-K-IO n-Hexadecane-d34, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 15716-08-2 Price on request