Ammonium Standard: NH4+, 1000µg/ml in Water, 100ml Back Catalog number: VHG-INH41K-100 Availability: In the manufacturer's stock Price on request - + Recommended 2524.8-500MG Acetaminophene (Paracetamol), neat, Solvent-neat, Unit 500mg, # of units-1, Cas.no. 103-90-2 Price on request 72944 n-Octadecanol Price on request S-4160-100-10HX Analytical Standard for n-Alkanes 1mL Use 100µg/mL in hexane as a working standard n-C10-C40 + Pristane Price on request