@SabbirHossainLe I want to buy a colorimeter in Bangladesh, but I don't know which one is good and of good quality. I saw a 3nh colorimeter threenh. com and I want to buy it. Has anyone used it and...

@Orbal I don't know the quality of the 3nh colorimeter threenh.com. Has anyone bought it before? Is it easy to use

@Kevin_Z Searching for a comprehensive colorimeter threenh. com