Metals Mix - 2 Back Catalog number: 59945 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-D40 Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request 79534 cis-Nonachlor Price on request H946330 4-Hydroxy-3-methoxymandelic Acid, 100mg Price on request