4-Hydroxy-2-butanone Back Catalog number: 73685 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4677-100-DCX10 Custom Mix of deuterated PAHs 2, 100ug/ml each 1088 Benzo[a]pyrene 1337 Fluoranthrene Price on request 80910 EPA Method 8091Mix #1 Price on request 15900-5460-100AN5 Phorate-oxon-sulfone, 100µg/ml in Acetonitrile, 5m 191,60 €