Many regions require a Taxes and Trade Bureau (TTB) permit or a state-specific license to buy untaxed 100% ethanol for business or research use.
Knowing the use case can help narrow down the best supplier for you. where to buy 100 ethanol
This is the most common source for high-purity ethanol. Major global suppliers like Thermo Fisher Scientific , Sigma-Aldrich , or VWR sell ACS-grade absolute ethanol for research. Many regions require a Taxes and Trade Bureau