6 Ways to find nitrate in watermelon

How to measure the nitrate content of watermelon An accurate and detailed analysis of the composition of a watermelon is done in the laboratory. Experts use the ionometric method - the concentration of nitrates is determined using potassium alum. Such verification requires appropriate conditions and the participation of professionals. It is impossible to carry it out at home, even if you know this method. Accurate measurements without errors and errors are only possible in the laboratory.