Dropper

Glass dropper with 0.5 and 1.0 mL marks is used to measure and dispense liquids.

Style: Glass Dropper Assembly Sizes: 74-76mm (1217R92) and 86-88mm (1217R93) Color: Black Material: Polypropylene Neck Finish: 20-400

Polyethelene dropper bottles in various sizes. Removable dropper tips allow refilling. Screw on polypropylene cap. Dropper control tip snaps into place for a secure fit. Leakproof even under pressure.

Straight pipettes with glass tube and tapered rubber bulbs. About 70mm long with 2ml capacity.

BBL™ Indole Reagent Droppers (modified Kovacs' reagent) are used in determining the ability of bacteria to produce indole by the deamination of tryptophan. Reagent Droppers contain 0.5 mL of 5% p-dimethylaminobenzaldehyde dissolved in a solution of 25% hydrochloric acid and 75%…

The dropper pulls out leaving the polypropylene stopper to protect the neck of the glass bottle. All parts disassemble to clean. Per each. Glass dropper tube. Soft vinyl bulb Ground standard taper neck in bottle "Bumper" opening protects the tip of the glass dropper Capacity: 100ml…

Flagella Stain Droppers are used for demonstrating bacterial flagella and their arrangement on the cell.

Disposable Dropping Pipets Capacity 1.6 mL Low-density polyethylene One piece, with thin wall bulb blown on upper end of stem. Delivers 30-35 drops per mL; not autoclavable. Stem length 68 mm, diameter 7.5 mm. Overall length 103 mm.

Polyethylene Nalge 2750 series Excellent chemical resistance Dropper bottles provide accurate, reliable and repeatable dispensing of various reagents. They are excellent alternatives to pipets and other dispensing devices. Dropper bottles are made from materials with excellent chemical…

To perform tests, squeeze the dropper to crush the ampule. Invert the dropper for convenient drop-by-drop dispensing.   Dropper contains one-day supply of reagent or stain, hermetically sealed inside an ampule Strict quality controls assure uniformity and accuracy

…electrophoretic stain for nucleic acids. It is used as a nucleic acid intercalating agent and frameshift mutagen. Ethidium Bromide solution in dropper form makes dispensing safer and convenient to use. Each drop contains about 25µg of Ethidium Bromide and is perfectly suited for a 50ml…

Ferric chloride reagent droppers are intended for use in the differentiation of microorganisms capable of phenylalanine deamination.  Ferric chloride reagent droppers are used to determine if a specific microorganism is capable of producing phenylpyruvic acid from phenylalanine…

Oxidase Reagent Droppers are used in the Kovacs oxidase test as a qualitative reaction in the identification of nonfermenters and miscellaneous gram-negative bacteria. Used in the identification of organisms which produce oxidase enzyme Oxidase Reagent Droppers contain 0.5 mL of a 1%…

Catalase Reagent Droppers are used in a qualitative procedure for determining catalase activity by bacteria. The enzyme catalase is preset in most aerobic and facultatively anaerobic bacteria, with the major exception of streptococci and enterococci. The enzyme catalase decomposes hydrogen peroxide…

BBL™ Voges-Proskauer reagent droppers are intended for use in the Voges-Proskauer test, one of several qualitative tests used to distinguish between members of the Enterobacteriaceae. Test is one of the series known as the IMVIC tests. The letters stand for Indole, Methyl Red, Voges-Proskauer…

For use with Pasteur pipettes, small pipettes and medicine droppers.

Screw cap made of radiation grade polypropylene Variety of colors Packaged in case of 100 or 1000

Screw cap made of radiation grade polypropylene Variety of colors Packaged in case of 100 or 1000

Screw cap made of radiation grade polypropylene Variety of colors Packaged in a case of 100 or 1000

Screw cap made of radiation grade polypropylene Variety of colors Packaged in case of 100 or 1000

Amber Oval Dropper Bottles with attached plastic dropper assemblies feature a space saving design. Ideal for light sensitive products. Dropper Bottles are ideal for dispensing small amounts of liquid. They feature black thermoset closures, rubber bulbs and plastic dropper tubes.

Round Dropper Bottles are supplied with attached glass dropper assemblies. Dropper Bottles are ideal for dispensing small amounts of liquid. They feature black polypropylene closures, rubber bulbs and straight point glass dropper tubes. Available in Amber or Clear glass