Arsenic (As) Back Catalog number: 59785 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-B200 Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request 91407 Florida 8100 - TPH n-Hydrocarbons C8-C40 Even Price on request 679672 13C6-Diclofenac sodium hydrate, 10mg Price on request