ISO 9377-2Mod Standard Mixture of n-Alkanes C7+C8+C9+C10-C40 in n-Pentane 19 Analytes, each 50µg/mL in n-Pentane; units: 1x1mL, 1x5mL, 10x1mL 1240.7: n-Heptane 1242.8: n-Octane 1245.9: n-Nonane 1875.10: n-Decane 1132.12: n-Dodecane 1134.14: n-Te