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solvent level xylene,the mixture of o-xylene,meta-xylene,p-xylene and ethylbenzene
Chroma / Hazen units (platinum-cobalt color) under 20
Density (ρ20) / (g/cm3) 0.82~0.86
early distillation point ≥137.5 eventually distillation point ≤ 141.5 total distillation range ≤ 3
total sulfur content/(mg/kg) ≤ 3
evaporation residue mass fraction /(mg/100ml)≤ 5
neuter test:neutral
pickling colorimetric:acid layer not deep in 1000ml dilute acids contained 0.5g heavy collaterals potassium standard solution
usage:This mixture is mainly used for production of para-xylene, o-xylene of raw materials and paint solvents and aviation gasoline additive. and also drugs for otology.
Dimethylbenzene