There are five levels of national professional standards for chemical inspectors, namely: primary (national professional qualification level 5), intermediate (national professional qualification level 4), advanced (national professional qualification level 3), technician (national professional qualification level 2) and senior technician (national professional qualification level 1).

Full-time vocational school education is determined according to its training objectives and teaching plan. Promotion and training period: no less than 180 standard hours for junior, intermediate and advanced students; Technicians and senior technicians shall not be less than 150 standard hours.

Extended data:

National professional standards for chemical inspectors require:

1, divided into theoretical knowledge test and skill operation test. The theoretical knowledge test adopts the closed-book written test method, and the skill operation test adopts the on-site practical operation method.

2. Both the theoretical knowledge test and the skill operation test adopt the percentile system, and those who score above 60 are qualified. The appraisal of technicians and senior technicians must be comprehensively reviewed.

3. The theoretical knowledge test is conducted in the standard classroom; Skills operation examination should be conducted in the laboratory, and equipped with necessary test instruments and equipment. The environmental conditions, instruments and equipment, reagents, reference materials, tools and samples for laboratory testing can meet the requirements of the appraisal project, and all kinds of measuring instruments must pass the metrological verification and be within the validity period of verification.

Tangshan teachers college national vocational skill appraisal institute-national vocational standard for chemical inspection workers