Metals Mix #1 Back Catalog number: 59883X Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-E Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 51122 Quantitative Crude Oil Standard ASTM D-5307 Price on request 673734 Atrazine, 10.0 µg/ml, Ethyl acetate, 10ml Price on request