Total Cyanide (CN-) Back Catalog number: 54165 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PCB-IS-C20 Mass-Labelled PCB Syringe Spike Solution, 1.2ml, nonane Price on request 500976 Vinyl chloride, certified ref. material, 2000μg/mL in MeOH, 1ml Price on request 59876 Tantalum (Ta) Price on request