近年来，成品原料培养基的生产越来越广泛，品种也日益增多，给检验工作带来了很大方便，但在生产、使用及贮存中，可能有染菌情况而影响检验结果。笔者在检验一批大输液的无菌检查时发现检验结果假阳性。经重新取样，分glJ依法复试2次发现，使用的流体硫乙醇酸盐培养基有污染 In recent years, the production of finished raw material medium has become more and more widespread, and varieties are also increasing day by day. This has brought great convenience to the inspection work. However, in the production, use and storage, there may be bacterial contamination which may affect the test results. The author found a false positive test results in the test of a large number of transfusion sterile test. After resampling, sub-glJ retest 2 times found that the fluid thioglycollate medium used for contamination