These glass dropper pipettes have an attached rubber bulb to each and fit into Barnes Bottles. They are Straight-Tipped and sold as a pack of 12. The Barnes Bottle has a 30 ml (1 oz) capacity.  It is often used with indicator solutions and stains. It has a square-shaped flint glass bottle…

24A00B409 The dropper assembly for a 1 ounce bottle has a 20/400 cap. The glass pipette is 7mm outside diameter x 76mm length.  Pack 12. Used on the 405-3-DZ bottle 1 ounce amber glass and the 409-7-DZ bottle 1 ounce clear glass. Sold in a pack of 12 droppers. 24A00B410 …