Group I Elements Starter Kit Back Catalog number: 52253 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673654 Parathion-methyl, 100 µg/ml, Ethyl acetate, 5ml Price on request LGC2609 Tin - DSC calibration standard, 500mg Price on request 680095 Vinylacetate, 1ml Price on request