Chloride (Cl-) Back Catalog number: 50409 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50287 Nitrite (NO2-) as N Price on request 681407 N-Ethyl-heptadecafluorooctane sulfonamide, 100mg Price on request S-4415-20-5PEX10 ISO 9377-2MOD Extraction Solvent Stock Solution I 20ul of n-Heptane and 20mg of n-Tetracontane solved in 1000ml n-Pentane Price on request