Internal Std., 4000µg/ml Methylene Chloride, 1ml Back Catalog number: 10009 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 1780.10-100-AN 2-Aminonaphthalene,100 µg/mL,acetonitrile,1mL, Price on request 675958 1-(3,4-Dichlorophenyl)urea, 100 µg/ml, Acetonitri Price on request 11029.6-100-CY Demeton-S-methyl sulfon-d6,100 µg/mL,cyclohexane,1mL, Price on request