Результаты (
английский) 3:
[копия]Скопировано!
Before starting the analysis tankage will be escorted test to control air purity working zone, used lab utensils and purified water. Determine if there is any mechanical inclusion in 5 samples purified water,Does not contain mechanical is turned on, each with a capacity of 5 ml, according to the method described below. If the joint sample (25 ml) the number of particles, about the size of a 10 micron and more, is greater than 25,The test is considered to be not valid. The preparatory work of repeating, until conditions, lab utensils and water purified will not meet above requirements.
переводится, пожалуйста, подождите..