Internal & Surrogate Standard 8260B Back Catalog number: 97179 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680507 Open-ring-2-keto ethofumesate lithium salt, 10mg Price on request 675044 Alachlor mercapturate, 50mg Price on request 11991.20-10MG (±)-Ajmaline,neat,neat,10mg, Price on request