Arsenic (As) Back Catalog number: 50194 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677905 Emamectin benzoate, 100 µg/ml, Acetonitrile, 1ml Price on request 52044 Calibration Standard Mix 2 Price on request M10007B pH 7.01 buffer solution (box of 25x20mL sachet) Price on request