“…The resolution limitation can influence both the Spinning disk [1] Extremely short run time Uncertain analysis procedure, Unclear measurement of leached-out bitumen, concentration independent, ambient conditions Modified transpiration [3] Short run time, clear and robust analysis procedure, applicable to extremely high bitumen concentrations Concentration independent, ambient conditions, time lag error Taylor dispersion [5] Short run time, clear and robust analysis procedure, elevated desired temperature conditions, not influenced by volume change upon mixing Concentration independent, unexplained double-maximum behaviour of dispersion peaks Nuclear magnetic resonance [6][7][8][9][10] Accurate average concentration measurement Long run time, dependence on another technique like X-ray to measure penetration depth, concentration independent, uncertain analysis procedure, ambient conditions Laser transmission imaging [11] Concentration dependent, the whole composition range Imprecise use of Beer-Lambert's law, need to use smoothed composition profiles, uncertain analysis procedure, influenced by volume change upon mixing, long run time, ambient conditions X-ray transmission imaging [7,9,12,14] Concentration dependent Imprecise use of Beer-Lambert's law, need to use smoothed composition profiles, unreliable analysis procedure, not the whole composition range, influenced by volume change upon mixing, long run time, ambient conditions X-ray transmission imaging [13,14] Concentration dependent Imprecise use of Beer-Lambert's law, need to use smoothed composition profiles, difficult and unreliable analysis procedure, not the whole composition range, influenced by volume change upon mixing, long run time, ambient conditions X-ray transmission imaging [14] Likely reliable analysis procedure, concentration dependent Imprecise use of Beer-Lambert's law, need to use smoothed composition profiles, not the whole composition range, influenced by volume change upon mixing, long run time, ambient conditions Visible light transmission imaging [15] Simple apparatus, visible light, extremely short run time, concentration dependent Imprecise use of Beer-Lambert's law, uncertain analysis procedure, influenced by volume change upon mixing, not the whole composition range, ambient conditions concentration profile shape and its values. The resolution limitation can influence both the Spinning disk [1] Extremely short run time Uncertain analysis procedure, Unclear measurement of leached-out bitumen, concentration independent, ambient conditions Modified transpiration [3] Short run time, clear and robust analysis procedure, applicable to extremely high bitumen concentrations Concentration independent, ambient conditions, time l...…”