Verification II Standard 2 Back Catalog number: 52020 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93442 Citric acid [0.1% wt] Price on request 2349.6-100MG Phenol-d6, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 13127-88-3 Price on request 9437.7-100 3,5-Dichlorobenzoic acid, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 51-36-5 Price on request