Where can I find Heavy duty detergent powder in Alpen?

Heavy duty detergent powder can also be found in these cities:

Dinslaken Duisburg Geldern Hamminkeln Kamp-Lintfort Kevelaer Moers Neukirchen-Vluyn Oberhausen Rheinberg Straelen Voerde (Niederrhein) Wesel Xanten

You can also find this in Alpen:

Seafood Mixed Rolls Baking Soda Rusk Food For Allergy Sufferers Potato Dishes Fitness Drinks Espresso Ground Pastries Nuts