Aroclor 1254 Back Catalog number: 93111 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended M258815-1G Metformin Hydrochloride, 1g Price on request 11907.20-1G Fluorescein disodium salt dihydrate, 90%,neat,neat,1g, Price on request 677541 Methyltin mercaptide (technical mixture), 100mg Price on request