GB/T 20778-2006

Active

Evaluation of biodegradability of water treatment chemicals - Carbon dioxide evolution test

水处理剂可生物降解性能评价方法 - CO2 生成量法

Standard Type

GBT

ICS

71.100.80

CCS

G76

Status

现行

Issue Date

2006-12-29

Implementation

2007-06-01

Responsible Dept

中国石油和化学工业联合会

Drafting Unit

N/A

🔗 Related Standards / 同类标准

GB/Z 43890-2024 Nanotechnologies—Guidelines for performance test method of silver nanomaterials GB/T 1631-1979 Classification，designation and types of ion exchange resin GB/T 5328-1985 Surface active agents--Simplified classification GB/T 5327-1985 Surface active agents--Terms GB/T 7918.5-1987 Standard methods of microbiological examination for cosmetics--Staphylococcus aureus GB/T 7918.4-1987 Standard methods of microbiologicalexamination for cosmetics--Pseudomonas aeruginosa GB/T 7918.3-1987 Standard methods of microbiological examination for cosmetics--Fecal coliforms GB/T 7918.2-1987 Standard methods of microbiological examination for cosmetics--Standard plate count