Objective: To establish a method for bacteria endotoxin test (BET) instead of the pyrogen test (PT) through the study of BET for ranitidine hydrochloride injection.

目的：研究盐酸雷尼替丁注射液细菌内毒素检查（BET）的干扰试验，以便建立用BET代替热原检查（PT）。

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The main causes of fever reaction due to intravenous transfusion include pyrogen reaction, particulate contamination, bacteria and virus contamination, and side effect of drugs.

热原反应、微粒污染、细菌病毒污染、药物不良反应是引起静脉输液发热反应的主要原因。

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Then, the reverse osmosis (RO) equipment was employed to remove over 95% salt and delete 99% pyrogen and bacteria.

使用反渗透装置作为一级除盐设备，使一级后的产品除盐率在95%以上，阻隔热原和细菌在99%以上；

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