Instrument Standard 6 Back Catalog number: 53082 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678216 Imidacloprid guanidine hydrochloride, 100 µg/ml, Price on request 11093.9-10MG 3-Butylpyridine,neat,neat,10mg Price on request 677603 Metalaxyl Metabolite CGA 62826, 25mg Price on request