Method 200.8/1638/1640 Internal Standard Back Catalog number: 53145 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79498 sec-Butanol Price on request 67020 Sugars - Carbohydrates Price on request 2648.8-1ML 1-Octene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 111-66-0 Price on request