Certification : NONERegular cleaning: The use of descaling tablets is important to remove mineral deposits accumulated in the machine.It can ensure proper hygiene and maintain consistent grinder performance.Better coffee tasting: Descaling tablets can save you a lot of money to provide better tasting espresso coffee and help extend the life of the grinder.Prevent flavor transfer: When switching between regular, decaffeinated and flavored coffee beans, it is perfect for preventing flavor transfer.Best time to use: Descaling / decalcification is usually performed according to the instructions of each manufacturer, usually once a month.Clean 2 tablets at a time.Scope of application: coffee machines, electric kettles, water dispensers, humidifiers, disinfection cabinets, tea cups, egg steamers and other places where dirt needs to be removed.colour:WhiteMaterial:Effervescent tabletssize:15x15x7mmPackage Contents:100 * effervescent tabletsOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.