525.2 Internal & Surrogate Standard Back Catalog number: 92386 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71922 n-Hexylcyclohexane Price on request 32811 n-Octane Price on request 679317 Carbophenothion-methyl, 100 µg/ml, Methanol, 1ml Price on request