The facilities of a testing institution shall meet the relevant legal provisions. Electrical equipment shall be earthed appropriately, and fume hood, fire extinguisher, emergency shower, eye wash device, and other facilities ensuring the safety of the testing personnel shall be provided, and their functions shall be periodically evaluated.

The water, electricity, lighting, temperature, humidity, spatial layout, equipment, safety and other environmental conditions of a testing institution shall meet the testing requirements, and the environmental factors that will influence the test results shall be monitored and relevant records shall be taken.

A testing institution shall have separated and controlled specimen storage area, testing area and records storage area.

The testing institutions shall formulate the standard operation procedures for operating, maintenance and calibration of the instruments, as well as storing implementation records.

The testing institutions shall formulate the calibration procedures for balances, thermometers, pipettes, measuring flask, and other measuring equipments, with the content explicitly defining the calibration methods, calibration frequency, range of qualification, and restrictions on use and correction measures of unqualified equipments.