Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Back Catalog number: NK-ST-B2 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 53067 Spiking Standard 5 Price on request 94019 Method 504.1LFB Mix Price on request 3518.14-100-AN Triadimenol Price on request