Ferrous Iron Back Catalog number: 54541 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11892.15-10MG Agomelatine,neat,neat,10mg, Price on request S-4606-50-PE ISO 9377-2Mod Standard Mixture of n-Alkanes + BTEX I S-4423-50-5PE C7+C10+ C20+C40+BTEX (without p-Xylene) in n-Pentane Determination of Hydrocarbon Oil in Water Index 9 Analytes; each 50µg/mL in n-pentane; units: 1x1mL, 1x5mL, 10x1mL Benzene Price on request S-4276-30-IO S-4276Methylnaphthalenes Compound Prod.no. CAS no. Batch Purity Grav. conc. 1,2,3-Trimethylnaphthalene 0700.13 879-12-9 1340 94.2 % 30 ppm 1,2,4-Trimethylnaphthalene 0701.13 2717-42-2 2385 >99.5 % 30 ppm 1,2,5-Trimethylnap Price on request