Ammonium Standard: NH4+, 1000µg/ml in Water, 100ml Back Catalog number: VHG-INH41K-100 Availability: In the manufacturer's stock Price on request - + Recommended BDE-183S 2,2',3,4,4',5',6-Heptabromodiphenyl ether, 50µg/ml in IO, 1ml Price on request 682992 2-Ethyl-6-methyl-2-chloroacetanilide, 50mg Price on request 15520-CY10 Pesticides - Mix 10 Price on request