Multi-Element Internal Standard / Back Catalog number: 53319 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678348 Nitrofen, 100 µg/ml, Ethyl acetate, 1ml Price on request 71415 Bromodichloroacetic acid Price on request 10594.14-10MG (S)-(+)-Efavirenz Price on request