8082LCS / Matrix Spike Back Catalog number: 92214 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended X9097 1,4-Dioxane Price on request 9397.20-100-ME Citalopram hydrobromide Price on request 687318 1-Methyl-4-nitroso-piperazine, 50mg Price on request