What is 100% Isopropyl Alcohol (IPA)?

What is 100% Isopropyl Alcohol (IPA)

If you are searching for alcohol for your facility, you have likely noticed a variety of IPA (Isopropyl Alcohol) concentrations, such as 70%, 99%, and 100%. Understanding the differences and determining if 100% IPA is the right choice for your application can be confusing. Let’s explore some factors that will assist you in finding the correct solution.

First, it’s essential to know the source of the alcohol you will be purchasing. Some manufacturers could dilute their products with unrefined materials, which might introduce impurities into the Isopropyl Alcohol. Therefore, finding a trusted source for isopropyl alcohol with a long history of consistently producing high-quality IPA for different markets is critical.

Next, does your application require any specific alcohol grade, such as USP or Semiconductor IPA? USP-grade alcohol is required by the United States Food and Drug Administration (FDA) and is classified as a pharmaceutical-grade by the United States Pharmacopeia (USP). This classification includes active and inactive ingredients, such as water, and the packaging materials used. Electronics grade isopropyl alcohol, or semiconductor IPA, is produced through multiple purification stages to ensure its safe use as an etchant or cleaner in semiconductor and microprocessor manufacturing.

Finally, when examining the differences among the various percentages, the primary factor is to consider the need for moisture content relative to the strength of the Isopropyl Alcohol. This is important because different applications require different strengths. There is a balance. The higher moisture content slows the evaporation process; however, water may be necessary for disinfecting applications. 100% IPA contains no moisture and evaporates quickly, leaving no residue, but it will likely be the most expensive of all the options. See some features below:

100% Isopropyl Alcohol Key Features:

  • Highest strength IPA available
  • Best solution for rapid evaporation
  • Ideal for cleaning applications without residue
  • Suitable for a wide range of uses, especially electronics
  • Flammable and toxic and must be managed carefully

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