单项选择题
在大肠菌群MPN计数时,根据对样品污染状况的估计,选择1g,0.1g,0.01g三个稀释度,结果均未产气,则结果报告为()
A.0MPN/100g
B.<3MPN/100g
C.<10MPN/100g
D.<30MPN/100g
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单项选择题
A.0MPN/100g
B.<3MPN/100g
C.<10MPN/100g
D.<30MPN/100g
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