GLC Reference standard 674, 100mg Back Catalog number: GLC-674 Availability: In the manufacturer's stock Price on request - + Recommended 19063 EPA Method 525 - PCB Standard Price on request BDE-176 2,2',3,3',4,6,6'-Heptabromodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 53071 Spiking Standard 5 Price on request