Where can I find Baking soda in Datteln?

Baking soda can also be found in these cities:

Bergkamen Bochum Castrop-Rauxel Dortmund Essen Gelsenkirchen Haltern am See Herne Herten Kamen Lüdinghausen Lünen Marl Nordkirchen Obertaufkirchen Oer-Erkenschwick Recklinghausen Selm Waltrop

You can also find this in Datteln:

Three-Grain Bread Delicatessen Fruit Jelly Toothpaste Depilation Contact Lenses Garlic Heavy Duty Detergent Powder Gelatine Crispbread