Sign up for the exam in China Personnel Testing Network. The Professional Qualification Certificate of Chemical Chemists is the qualification certificate of the professional skill level of chemical chemists, the basis for employing, using and determining wages by employers, and the valid and just certificate of China citizens' overseas employment and labor export (this certificate can be used nationwide without annual examination and is valid for life).

Knowledge expansion:

The textbook office of the Ministry of Labor and Social Security and Shanghai Vocational Training Guidance Center organized and compiled a professional textbook for employees-Chemical Analyst (national vocational qualification level 3) according to Shanghai 1+X vocational skill appraisal and assessment rules.

This textbook is compiled by the Textbook Office of the Ministry of Labor and Social Security and Shanghai Vocational Training Guidance Center according to "Detailed Rules of Shanghai 1+X Vocational Skills Appraisal and Examination-Chemical Analyst (National Vocational Qualification Level 3)". This textbook reflects the latest practical knowledge and operation technology of this major from the perspective of strengthening the cultivation of operation skills and mastering a practical technology, which is of great help and guidance to improve the basic quality of employees and master the core knowledge and skills of senior chemical analysts.

According to the working characteristics of this major, this textbook is written in a modular way, starting from mastering practical operation skills and taking ability training as the fundamental starting point. The book is divided into seven units, including qualitative analysis, organic analysis, nonaqueous titration, spectral analysis, chromatographic analysis, electrochemical analysis and related knowledge. Each unit focuses on introducing relevant professional theoretical knowledge and professional operation skills, so that theory and practice can be organically combined.