Urnex Brands Dezcal Coffee and Espresso Machine Descaling Powder cs 24/7 oz 10.5lbs Dezcal Coffee and Espresso Machine Descaling Powder is a powerful descaler designed to remove mineral deposits and scale from coffee and espresso machines. This fast-acting and citric acid-based descaler is safe for use on aluminum, stainless steel, and brass components, ensuring a thorough and safe descaling process. Each case contains 24 packets, and each packet contains 7 oz of Dezcal Coffee and Espresso Machine Descaling Powder, making it a cost-effective and essential solution for coffee equipment maintenance and performance.