Internal Std., 4000µg/ml Methylene Chloride, 1ml Back Catalog number: 10009 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 677675 4-Ethylphenol, 100 µg/ml, Methanol, 1ml Price on request 93714 n-Hydrocarbon Standard Price on request 684599 2,2'-Methylenedianiline, 10mg Price on request