Sanitary ball valves sampling rules and requirements
Valve can be at the end of the line 1) measured by randomly selected inspection qualified products, can also be randomly in the shipping department
2) minimum batch number and sampling rules for sampling.
Health level ball valve basic requirements
Determination of environmental and personnel
1) determination of environment should be clean and adapted to measurement requirements.
2) to determine the structure personnel should be familiar with the valve to be tested and grasp cleanliness measurement technology, the determination of the determination of garment, caps and hands should be clean.