L-Tryptophan Back Catalog number: 72281 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4379-500-4DCX10 Internal Standard for GC-analysis of PAH-compounds III 0768,16 3,6-Dimethylphenanthrene 0254,20 2,2’-Binaphthyl Conc: 500 µg/mL in DCM, 4.5mL in Certan, 10mL screw-cap Price on request 675932 D5-Propachlor OA, 5mg Price on request S-4307-100-MEX5 Aromatic Acids Standard 2289,8 1,2-Benzenedicarboxylic acid (Phthalic acid) 2290,8 1,3-Benzenedicarboxylic acid (Isophthalic acid) 2291,8 1,4-Benzenedicarboxylic acid (Terephthalic acid) 2292,9 4-Methyl-1,2-benzenedicarboxylic acid (4-Me Price on request