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现在的纯酒精都是浓度在95%以上的,然而要说消毒灭菌效果最好,却是当酒精浓度在70%～75%的时候。虽然浓度低了,但渗透性
Now the pure alcohol concentration is above 95%, but to say that the best disinfection and sterilization, but when the alcohol concentration of 70% to 75% of the time. Although the concentration is low, but permeability