Guanylurea-HCl, 100µg/ml in MeOH, 5ml Back Catalog number: 18000-2529-100ME5 Manufacturer: NEOCHEMA Availability: In the manufacturer's stock Price on request - + Recommended EPA-1613LCS Labelled Compound Stock Solution, in Nonane/3.2% toluene, 1,2ml Price on request 72616 4-Nitrophenol-d4, 1000µg/ml in MeOH, 1ml Price on request 70291 1,1,1-Trichloroethane Price on request