Perfluoro-n-hexanoic acid, 1.2ml x 50ug/ml, methanol Back Catalog number: PFHXA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 52037 Calibration Standard Mix 5 Price on request PN-6S 1,5-Dichloronaphthalene, 1.2ml x 50ug/ml, nonane Price on request 681813 D4-Ethylene thiourea, 10mg Price on request