When handling fine tannin powder, wear a dust mask to avoid inhaling the dust, as it can be irritating. Storage: Store in a cool, dry place to prevent clumping. To help you find the right product, could you clarify:
Chestnut or Oak tannins are ideal for deep, dark ebonizing (blackening) of wood. Available as fine powders, flakes, or crystals. Typical Applications buy tannin powder
Gallotannins are best for light-colored wood stains and bright colors. When handling fine tannin powder, wear a dust
Used to enhance mouthfeel, add structure, and aid in protein clarification. When handling fine tannin powder
Mixed with water and applied to woods low in natural tannin (like maple or pine) before applying iron acetate to achieve a deep, black finish.
Tannins from different sources yield different results.