After finding the best formula to use for a particular job, look up the formula on your computer or your laptop by opening the formula look-up program. Every code number that is in the color coach pro has the corresponding formula in the formula look-up program. Simply open the program on your desktop, enter the code number from the color coach pro, pick the amount (1/2 oz., 1, 2, 4, 8, 16 oz.) you want to make up, and the adjusted formula immediately shows up on the screen.
includes all sem formulas also
terrific time saver gives you the formula in the size you need