These Units were developed to allow the perfect quantity of water to be made available in your test tubes.
Through years of experience and Ant Keeping we know the correct Hydration for the test tubes and these make it so much easier so you will not run our of water quickly.
When using the applicator make sure you push the cotton in one push to the stopper setting on the applicator.
These units come in two sizes and we have discounted the twin set so you cover all the test tube sizes.
FREE postage when combined with a product that has postage included on it.