Spike Sample Standard 3 Back Catalog number: 52031 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92269 Citric acid [2% wt] Price on request 676194 Mexacarbate, 10.0 µg/ml, Acetonitrile, 10ml Price on request 678318 D4-Diclofenac, 100 µg/ml, Acetone, 1ml Price on request