Total Inorganic Water Supply (WS) (Kit) Back Catalog number: 55075 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10258.7-1G 4-Aminosalicylic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 65-49-6 Price on request DF-LCS-A40 Mass-Labelled PCDD/PCDF Solution/Mixture , 1.2ml , nonane Price on request 3674.15-K-IO 2-Methoxyphenanthrene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 13837-48-4 Price on request