Linearity Check Mix ASTM D-5134 Back Catalog number: 51121 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0199.9-K-IO 6-Methylbenzothiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 16587-47-6 Price on request 79151 Benzidine Price on request 3296.23-K-IO Methyl 7,10,13,16-docosatetraenoate (all-cis), 1000µg/mL in Isooctane, 1ml Price on request