Internal & Surrogate Standard 8260B Back Catalog number: 92026 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 96064 Chloral hydrate Level 1 Price on request 676895 D3-Methiocarb, 100 µg/ml, Cyclohexane, 1ml Price on request 675248 Proquinazid, 100 µg/ml, Acetonitrile, 5ml Price on request