Isopropanol Alcohol 99.99% also known as IPA, is a colourless, flammable liquid with a strong odour that evaporates quickly. Isopropanol Alcohol IPA 99.99% 1L round. What is isopropanol alcohol?. Isopropanol alcohol is a clear and flammable liquid with a sharp odour and is most used in the making of rubbing alcohol.
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