Coronavirus: How to Make Alcohol Hand Sanitizer with WHO Recipe

By |2020-11-26T20:58:18+08:00September 25th, 2020|

Effective alcohol hand sanitizer with WHO recipe Since the outbreak of coronavirus disease COVID-19 pandemic, there’s a constant shortage of hand sanitizers and face masks in local supermarkets and pharmacies. Meanwhile, it's frustrating to find them in e-commerce stores selling at inflated prices. Instead of living at [...]

Coronavirus: How to Adjust Alcohol Content in WHO Hand Sanitizer

By |2020-11-26T20:58:53+08:00September 18th, 2020|

CDC recommends at least 60% alcohol in hand sanitizer. To combat coronavirus disease COVID-19 pandemic, WHO has recommended 2 formulations which meet both ATSM (US) and EN (European) standards. Although the formulations are intended for individual health-care facility, anyone with basic laboratory apparatus like beakers, graduated cylinders, [...]

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