Guanylurea, 1000µg/ml in Water, 1ml Back Catalog number: 74085 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12035.19-100-AN 4-ANPP,100 µg/mL,acetonitrile,1mL, Price on request 79633 Pentachloronitrobenzene, 1000µg/ml in Acetonitrile, 1ml Price on request 91267 Capsaicin Price on request