Ammonium Standard: NH4+, 1000µg/ml in Water, 100ml Back Catalog number: VHG-INH41K-100 Availability: In the manufacturer's stock Price on request - + Recommended 52104 IC Anion Calibration Mix #3 Price on request 79484 Methyl 9-cis-octadecenoate (C18:1n-9) Price on request 9348.17-10MG Omeprazole Price on request