General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 21805-2008
Scope
This standard specifies the method overview, test preparation, test procedure, quality assurance and quality control, data and report of chemical algae growth inhibition test. This standard applies to chemicals soluble in water under test conditions. If you want to test volatile, strongly adsorbing, colored, insoluble or poorly soluble chemicals, and chemicals that may affect the effective utilization of nutrients in the medium, you need to modify the test procedure (such as using a closed system). , appropriate test container). References [2], [3] and [4] provide some modifications.