GB/T 27854-2011 in English
VALIDChemicals—Soil microorganisms—Nitrogen transformation test
- Issued on:2011-12-30
- Implemented on:2012-08-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$175.00
《GB/T 27854-2011化学品 土壤微生物 氮转化试验》由TC251(全国危险化学品管理标准化技术委员会)归口,TC251SC1(全国危险化学品管理标准化技术委员会化学品毒性检测分会)执行,主管部门为国家标准化管理委员会。
Scope
This standard specifies the method overview, equipment, test system, test procedure, quality assurance and quality control, data and report of chemical soil microbial nitrogen transformation test. This standard is applicable to assess the long-term negative effects of chemicals on soil microbial nitrogen conversion activity after a single exposure.

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