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b10862035 发表于 2020-3-24 12:24 
不是揮發的關係
95%無法消毒
90 - 100%
The higher percentages of Isopropyl Alcohol are used for cleaning purposes like disinfecting, window cleaning, stainless steel cleaner and when you need to kill bacteria, as well as many other uses. The higher the percentage like Isopropyl Alcohol 100% the greater the evaporation rate, and it is great as it dries faster. The high grades of Isopropyl Alcohol 100% are suitable for the majority uses and is commonly used by industrial users and cleaners.
Below 70%
A common percentage is Isopropyl Alcohol 70%, which is the grade recommended for rubbing alcohol when applying it to the skin. The lower grade of Isopropyl Alcohol 70% means that it is not as harsh to the skin, but it is still effective. Also, the lower grade is great for getting rid of the bugs off the plants and also disinfecting as the water content mixed with the alcohol fights against growing viruses and fungus. |
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