Where can I find Heavy duty detergent liquid in Geisig?

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

Aarbergen Altendiez Bad Ems Bendorf Boppard Diez Koblenz Lahnstein Lautert Mudershausen Nassau Neuwied Schwall Waldesch Winden (Rhein-Lahn-Kreis)

You can also find this in Geisig:

Cheese Particle Lemon Aroma Jam Ice Cream To Portion Poultry Still Water Coffee Pods Poppy Seed Roll Canned Fruit