WHO via USP (https://www.usp.org/sites/default/files/usp/document/about/public-policy/usp-covid19-handrub.pdf)
| This is a variation on the WHO recipe for hand sanitizer. My version is a little stiffer and has nice round numbers for easy measuring. It uses exactly a half-liter of Everclear, so you can make three batches with two 750 mL bottles. The result is 585 mL of hand sanitizer, which will comfortably fit in an old liquor bottle. | ||||
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| The glycerin is a little thick and will leave some in the measuring cup. It's hard to rinse out with the alcohol or water. If you can, measure by weight. To avoid overfilling, first measure approximately by volume (a childrens' medicine measuring cap works well). Then, set the final container on your scale, zero it, and pour in to measure by weight. Do similarly with the peroxide. Use a 2 c measuring cup to measure out the alcohol and a funnel if necessary. | ||||
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| This has the consistency of water. Don't add thickeners as they may reduce the efficacy. | ||||
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| Ethanol Antiseptic 81% Topical Solution | ||||
| Mix. | ||||
| 500 | mL | Everclear 190 proof (Ethanol 95%) | ||
| 10 | mL | glycerin 98% (aka glycerol) | ||
| 25 | mL | hydrogen peroxide 3% | ||
| 50 | mL | water | ||
| By Weight | ||||
| Mix. | ||||
| 395 | g | Everclear 190 proof (Ethanol 95%) | ||
| 12.6 | g | glycerin 98% (aka glycerol) | ||
| 25.3 | g | hydrogen peroxide 3% | ||
| 50 | g | water | ||