GB/T 21795-2008
Active
GB/T 42367-2023
Active
National standards
GB/T 42367-2023 Chemicals—Protozoan activated sludge inhibition test
GB/T 42367-2023 Chemicals—Protozoan activated sludge inhibition test
Basic Information
Standard Code:
GB/T 42367-2023
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Logo, packaging, transportation, storage
ICS Name:
Pollution, pollution control, and protection
Publish Date:
2023-03-17
Implement Date:
2023-10-01
Pages:
17 pages
Scope
This document describes the experimental principles of the inhibition test of chemicals on protozoan activated sludge, the information of the test substance, the reference substance, the preparation for the test, the test procedure, quality assurance and quality control, data processing, and reporting.
This document is applicable to the inhibition test of chemicals on protozoan activated sludge.
Development Information
Referenced Standards
EN 15934
GB/T 21801-2008 Chemicals—Ready biodegradability—Manometric respirometry test
GB/T 21802-2008 Chemicals—Ready biodegradability—Modified MITI test (Ⅰ)
GB/T 21803-2008 Chemicals—Ready biodegradability—DOC die-away test
GB/T 21831-2008 Chemicals—Ready biodegradability:Closed bottle test
GB/T 21845-2008 Chemicals—Water solubility test
GB/T 21852-2008 Chemicals—Partition coefficient(n-octanol/water)—High performance liquid chromatography(HPLC)method
GB/T 21853-2008 Chemicals—Partition coefficient(n-octanol/water)—Shake flask method
GB/T 21856-2008 Chemicals—Ready biodegradability—CO2 evolution test
GB/T 21857-2008 Chemicals—Ready biodegradability—Modified OECD screening test
GB/T 22228-2008 Chemical products for industrial use—Determination of vapour pressure of solids and liquids in the rang 10 -1 to 10 5 Pa—Static method
GB/T 22229-2008 Chemical products for industrial use—Determinaton of vapour pressure of solids and liquids at range 10 -3 to 1 Pa—Vapour pressure balance method
GB/T 27850-2011 Chemicals—Ready biodegradability—General considerations
GB/T 21852-2025 Chemicals—Partition coefficient (n-octanol/water)—High performance liquid chromatography (HPLC)method
Related Standards
GB/T 21796-2008
Replaced
GB/T 21796-2008 Chemicals—Activated sludge,respiration inhibition test
GB/T 21800-2008
Active
GB/T 21800-2008 Chemicals—Bioconcentration—Flow-through fish test
GB/T 21801-2008
Active
GB/T 21801-2008 Chemicals—Ready biodegradability—Manometric respirometry test
GB/T 21802-2008
Active
GB/T 21802-2008 Chemicals—Ready biodegradability—Modified MITI test (Ⅰ)
GB/T 21803-2008
Active