肾上腺色腙注射液在室温下贮存，易由成品的橙红色不同程度变为棕红色，致含量下降；

When stored at room temperature , Adrenobazone injection often changes from orange to brownish red , which reduces its effective content.

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目前国内使用得较多的是芳香型水性聚氨酯，其在贮存和使用过程中易黄化。

Aromatic water-based polyurethane is most commonly used at home and it tends to yellow during its process of storage and application.

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但其密度较大，常温下易结晶变硬，贮存性不好，耐寒性差。

But its high density, easy to crystallize at room temperature hardening, storage is bad, bad cold.

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