Unverified88% confidenceFactTime unknown
蓝冰（凝胶冰袋）表面温度约0度只能维持冷藏，无法保持母乳冷冻；需要保持-18度冷冻状态运输必须用干冰或冰袜，蓝冰会导致冻奶化冻
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88%
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Long-term
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