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DUREX Brand Automatic Burets![](http://proscience.com/wp-content/plugins/ultimate-product-catalogue/images/insert_link.png)
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Self-zeroing Durex brand buret with glass bead squeeze valve. Central amber fill-tube, acts like Schellback stripping for easy-to-read meniscus. Each set includes buret with valve and amber-fill-tube, plus 500ml polyethylene squeeze bottle with rubber stopper.