Campden Tablets (potassium metabisulfite).  100 Tablets.

Campden tablets are also used to remove chlorine and chloramine from brewing and wine making water.

What are others saying?  Search this product’s Amazon reviews for “chloramine” – may include reviews for other sizes or variations

Campden Tablets (sodium metabisulfite) – 2 Oz(100 Tablets) – note that multiple variations of this product may be available, as such a different version may appear at this link

Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.