IMPORTANT Product only available to customers who have an HM Customs and Excise authorisation certificate. General: Denatured alcohol is used as a carrier for perfumes. Oils4life denatured alcohol is classified as a trade specific denatured alcohol (TSDA). The denaturant used is Bitrex. Availability: Denatured alcohol is available in 5ltr and 25ltr sizes. Larger sizes available upon request. Please allow up to 10 working days for delivery when ordering this product. IMPORTANT: The supply of denatured alcohol is controlled by HM Customs and Excise. Customers wishing to purchase this product MUST supply Oils4life with a copy of their alcohol authorisation certificate issued by HM Customs and Excise. Please contact HM Revenue and Customs to obtain an authorisation to use / supply denatured alcohol. The authorisation certificate can be obtained free from HM Customs and Excise. Oils4life will apply a 10% charge to customers who purchase this product but do not have an HM Customs and Excise authorisation. This charge is to cover costs incurred by Oils4life from our third party payment processing agents.