Valeraldehyde, 1000µg/ml in Water, 1ml Back Catalog number: 71767 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10890.12-100-T 3-Nitrobiphenyl,100 µg/mL,toluene,1mL, Price on request MPFAC-24ES Mass-Labelled PFAS Extraction Standard, 1000ng/ml in MeOH, 1,2ml Price on request 681534 7H-Perfluoro heptanoic acid, 100mg Price on request