4-Methylvaleric acid, 250mg Back Catalog number: 680164 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 1674.11-100-IO 1,2,10,11-Tetrachloroundecane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 210049-49-3 Price on request 11692.12-100-IO 2,3,3',5-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 12205.34-100G Fumonisins in corn, high level,Please enquire,corn,100g, Price on request