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对血常规中用于手指采血的一次使用性针头进行细菌污染检测时，从原包装无破损的一次使用性针头中随机取样２６枚，从原包装有破损因而用福尔马林（３００ｍｌ／ｍ３）熏蒸１２～１６ｈ重新消毒的针头中随机取样３０枚。将每枚针头分别置入１支肉汤管中，于３７℃培养２４～４
For bacterial contamination testing of single-use needles for routine blood sampling in blood, 26 randomly sampled single-use needles that were not damaged in the original package were damaged by the original package and were then infused with formalin (300 ml / m3 ) Fumigation 12 ~ 16h re-sterilized needle randomly sampled 30 pieces. Each needle were placed in a tube of broth, cultured at 37 ℃ 24 ~ 4