Where can I find Baking soda in Hafnerbach?

Baking soda can also be found in these cities:

Busendorf Eschenau Gansbach Herzogenburg Hofstetten Hürm Loosdorf Mautern an der Donau Paudorf Prinzersdorf Sankt Pölten Spitz Traisen Traismauer Weißenkirchen in der Wachau Wilhelmsburg

You can also find this in Hafnerbach:

Soups Tea Loose Wine Chives Yeast Dry Rye Breads Granola Bar Salads Iced Tea Pastries