What is the difference between 70 and 91 isopropyl alcohol

Widmer A, Frei R. Decontamination, Disinfection, and Sterilization, p This increases the potency of its antimicrobial properties. Viruses with an envelope structure Fenner et al. However, other viral structures like the norovirus cannot be killed with any concentration of alcohol Sattar, When using alcohol to disinfect or sanitize an area, it is advised that the overall germ-killing properties will be enhanced if the area is cleaned first.

The only thing you might want to note is the fact that both solutions are highly flammable, so there may be some restrictions on shipping. Take a look at any terms and conditions listed on the product pages to find out everything you need to know about buying these products online. Isopropyl alcohol could be just the thing you need! Looking for IPA? Browse Our Collection Here. Medical experts explain the science behind this disinfecting solution.

As the coronavirus pandemic continues to spread across the globe, it's of the utmost importance to keep ourselves and those around us healthy right now. That's why we've stocked up on hand sanitizer , disinfectant wipes , and other sanitizing products to prevent the spread of COVID But as the virus continues to spread as the months go by, we're being reminded that not all the products on the market are equally effective.

One common misconception is that the higher the percentage of alcohol you're using for disinfecting , the greater the chances are that you're actually clearing your skin and surfaces of worrisome germs. Surprisingly though, the numbers don't always add up. Here's what you need to know. The latter is also cheaper.

This concentration of IPA is not as commonly used as a disinfectant, but as a solvent or cleaning agent for industries that produce products that are sensitive to water. Hence, it makes sense to use a hydrophobic solvent. It also has a very low flash point and hence, evaporates rapidly. This is useful in computer and electronics manufacturing industries that prefer immediate evaporation of cleaning agents for their work. Rapid evaporation has a downside to it since it reduces shelf life, but on the other hand, it ensures little to no dilution in alcohol content, and hence it is preferred for great consistency.

Both these materials are non corrosive to metals and are plastic safe as well.