Arsenic (As) Back Catalog number: 50194 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 94008 EPA Method 8150 - Methyl Derivatives Price on request MPFBA Perfluoro-n-[1,2,3,4-13C4]butanoic acid, 50µg/ml in MeOH, 1,2ml Price on request 677688 gamma-Cyhalothrin, 100 µg/ml, Acetone, 1ml Price on request