Internal Std., 4000µg/ml Methylene Chloride, 1ml Back Catalog number: 10009 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 81400 EPA Method 8140/8141 Analytes Price on request 91004 EPA Method 8270C Pesticide Mix #24 Price on request AE-00049-R1-10ML Carcinogenic Aryl Amine, 10µg/mL in Ethyl AC, 10ml Price on request