Labels:text | screenshot | font | white | receipt OCR: Methyl green 0.2-1.8 Yellow to blue Thymol blue 1.2-2.8 Red to yellow Bromophenol blue 3.04.6 Yellow to blue Methyl red 4.8-6.0 Red to yellow Litmus 5.5-8.0 Red to blue Alizarin 5.6-7.2 Yellow to red Bromothymol blue 6.07.6 Yellow to blue Metacresol purple 7.4-9.0 Yellow to purple Phenolphthalein 8.2-10.0 Alizarin yellow R Colorless to pink 10.1-12.0 Yellow to red
