The facilities of a testing laboratory 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, emergency light, temperature, humidity,spatial layout, equipment, safety and other environmental conditions of the testing laboratories shall meet the testing requirements, and the environmental factors that will influence the test results shall be monitored and relevant records shall be taken.

The testing laboratories shall have separated and controlled specimen storage area, testing area and records storage area.

The testing laboratories shall set forth the standard operating procedures for operating, maintenance and calibration of the instruments, as well as relevant implementation records.

The testing laboratories shall set forth the calibration procedures for balances, thermometers, pipettes, measuring flask, and other measuring equipments, so as to explicitly define the calibration methods, calibration frequency, range of qualification, and restrictions on use and correction measures of unqualified equipments.