ASTM D-4815 Calibration Mix #1 Back Catalog number: 51064 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11771.12-100-IO 2,2',3,3',4,5,6,6'-Octachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request C175280 (±)-Cannabichromene, 5mg Price on request 077964 2-Amino-4,5-dimethoxybenzoic acid, 98%, 10g Price on request