Spiking Standard 3 Back Catalog number: 52066 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9059.7-K-IP 3,4,5-Trichloroguaiacol , 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 57057-83-7 Price on request 83561 Valeraldehyde-DNPH Price on request 680483 D6-Azinphos-methyl, 100 µg/ml, Acetone, 1ml Price on request