The raw materials are made of high quality polyethylene without biological toxicity; They are produced in the production environment of 100,000 grade purification workshop, and multiple quality system certification to ensure that the products are free of DNase, RNase, protease and exogenous DNA/RNA, pyrogen, and the sterilized plastic bottles are sterilized by gamma ray; no washing, no need of tedious clean pretreatment, that is to say, it can be used when opened. It greatly improves the packaging efficiency for users. The inner bags are thickened to ensure the safety of transportation and storage.
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