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BD BBL™ Diagnostic Reagent and Stain Droppers

BD Difco

With our diagnostic droppers, microbiologists now have a solution to the problem of perishable identification reagents and stains. Featuring reagents hermetically sealed in an ampule to protect them from chemical instability, the droppers provide shelf-life ranging from one to three years, with no refrigeration.


Grouped product items
Item ID Stain Type For Use With Price Packaging
DIFCO 261182
DIFCO 261182
Acridine Orange Fluorescence Microscopy Detection of Microorganisms in Direct Smears
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DIFCO 261195
DIFCO 261195
Calcofluor White Fluorescence Microscopy Detection of Fungi in Direct Smears
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DIFCO 261203
DIFCO 261203
Catalase Identification of Catalase-Producing Bacteria
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DIFCO 261183
DIFCO 261183
Desoxycholate Differentiation of Pneumococci From Other Gram-Positive Cocci by Bile Solubility Tests
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DIFCO 261187
DIFCO 261187
DMACA Indole Determination of Indole-Producing Bacteria by Rapid Spot Tests
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DIFCO 261189
DIFCO 261189
Dobell and O'Connor's Iodine Staining of Parasitic Cysts and Eggs Found in Human Feces
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DIFCO 261190
DIFCO 261190
Ferric Chloride Reagent Identification of Phenylalanine Deaminase-Producing Bacteria
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DIFCO 261206
DIFCO 261206
Flagella Used for demonstrating bacterial flagella and their arrangement on the cell
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DIFCO 261194
DIFCO 261194
India Ink Enhanced Visualization of Encapsulated Yeast During Wet Mount Examination
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DIFCO 261185
DIFCO 261185
Indole Identification of Tryptophanase-Producing Bacteria
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DIFCO 261188
DIFCO 261188
Lactophenol Cotton Blue Examination of Fungi on Wet Mounts
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DIFCO 261204
DIFCO 261204
Methylene Blue Determination of Bacterial Morphology, Identification of C. diphtheriae, Adjunct to Gram Stain
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DIFCO 261201
DIFCO 261201
Ninhydrin Identification of Hippurate-Hydrolyzing Bacteria
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DIFCO 261197
DIFCO 261197
Nitrate Reagent A Determination of a Bacterium's Ability to Reduce Nitrate to Nitrite
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DIFCO 261198
DIFCO 261198
Nitrate Reagent B Determination of a Bacterium's Ability to Reduce Nitrate to Nitrite
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DIFCO 261191
DIFCO 261191
Potassium Hydroxide Examination of Direct Smears for Fungal Elements
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DIFCO 261196
DIFCO 261196
PYR Identification of Pyrrolidonase-Producing Bacteria
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DIFCO 261192
DIFCO 261192
Voges-Proskauer A Identification of Acetylmethylcarbinol-Producing Bacteria During Glucose Fermentation
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DIFCO 261193
DIFCO 261193
Voges-Proskauer B Identification of Acetylmethylcarbinol-Producing Bacteria During Glucose Fermentation
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