| 摘要 |
A method for testing a microbial population including a negative screen includes inoculating a plurality of test ampoules with respective samples and recording a time of the inoculation (102a), performing a first light transmittance test on the test ampoules (103a), recording first test data, performing a second light transmittance test on the test ampoules (106a), recording second test data, and detecting negative samples based on the first test data and the second test data and the time of inoculation (107a).
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