Hospital purchasing flu swab manufacturers Packaging instructions for nasopharyngeal swabs: 一: 使用鼻拭子采样 50 指示 1. 估计完全浸没样品所需的该产品的体积 (1g组织需要10mL). 2. 标记收集管并添加本产品的估计量. 3. Cut the sample into pieces with a thickness less than 0.5cm at …