GB/T 19524.1-2004 in English
VALIDDetermination of fecal coliforms in fertilizers
- Issued on:2004-05-31
- Implemented on:2004-10-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$97.00
《GB/T 19524.1-2004肥料中粪大肠菌群的测定》由326(农业农村部)归口,主管部门为农业农村部。
本标准规定了肥料中粪大肠菌群的测定方法。
1 Scope
This Standard specifies the determination method for fecal coliform in fertilizers.
2 Definition
For the purposes of this standard, the following definitions apply.
Fecal coliforms
It refers to the aerobic and facultative anaerobic rod-shaped Gram-negative non-spore forming bacteria which can ferment lactose with the production of acid and gas when incubated at 44.5 ℃±0.5℃.
Fecal coliform quantity is the most probable number (MPN) of fecal coliform in per gram (ml) fertilizer sample.
3 Apparatus

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