3-Methylcatechol

GC-IRMS Standards (C25 (?13C: -28.21); C30 (?13C: -28.60); C36 (?13C: -26.15)), 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no.

Semi-Volatile Mix #1

2,2',3,3',5,6'-Hexachlorobiphenyl,100 µg/mL,isooctane,1mL,