己烷指标翻译? specification of n-hexane sr. test specification 01. appearance clear colourless – less liquid free from suspended particles. 02. density at 15 deg.c 0.66 to 0.68 gm/cc 03. moisture content 100.0 ppm wt max 04. saybolt colour +30 05. n-hexane 44.0% wt min 06. aromatics 0.01% wt max 07. cyclohexane 3.0% wt max 08. bromine index 50.0 mg br/100 gm max 09. sulphur 1.0ppm max 10. distillation range i.b.p dry point 65 deg.c min 70 deg.c max 11. acidity 0.1 mg koh/gm max 12. alcohols, ketones, alsdehydes, acids 1.0 m.mole rcoh/i hexane max 13. oxydizable as methyl alcohol 20 ppm max 14. poly test 40 gm/m.mole to pass 这是原文!大家指点下查看更多