Multi-Element Solution 2 Back Catalog number: 53134 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-G Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 50687 Potassium (K) Price on request 679309 3,4,5-Trimethacarb, 10.0 µg/ml, Cyclohexane, 10m Price on request