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Dyes, Fluorophores & Stains


Save on Dyes, Fluorophores & Stains at Dupen Labs. Top brands include RPI, MCLAB, Cole-Parmer, Cepham Life Sciences, Tek-Select®, Barnant, Mastercool, HiMedia, & Statlab. Hurry! Limited time offers. Offers valid only while supplies last.



Neutral Red Dye, 5 Grams
Neutral Red Dye, 5 Grams
By RPI
In Stock
$66.99

mpn: N22400-5.0,

4.8 out of 5 stars with 25 reviews
Biological dye used to stain nuclei red and in testing viability of cells to incorporate and bind Neutral Red. Dye Content: >90% CAS Number: 553-24-2 Molecular Formula: C15H16N4 • HCl Molecular Weight: 288.8 g/molProduct is sold for research or fur...


6X Universal Clean Away Dye, 1.5ml Volume
6X Universal Clean Away Dye, 1.5ml Volume
By RPI
In Stock
$45.99

mpn: 248697,

4.3 out of 5 stars with 135 reviews
Glow Loading Dyes provide intense DNA/RNA bands with low background and band distortion. Ideal for use with all agarose or acrylamide gels. Dyes reduce exposure problems associated with ethidium bromide disposal. Glow Dyes are Ficoll based and suppli...


6X Universal CyanoBlue Dye, 1.5ml Volume
6X Universal CyanoBlue Dye, 1.5ml Volume
By RPI
In Stock
$45.99

mpn: 248696,

4.2 out of 5 stars with 97 reviews
Glow Loading Dyes provide intense DNA/RNA bands with low background and band distortion. Ideal for use with all agarose or acrylamide gels. Dyes reduce exposure problems associated with ethidium bromide disposal. Glow Dyes are Ficoll based and suppli...


Quik-Stain (1 L)
Quik-Stain (1 L)
By MCLAB
In Stock
$80.00

mpn: MA100467,

4.3 out of 5 stars with 92 reviews
MCLAB's premixed proprietary coomassie blue solution allows the user to perform fast staining on SDS-PAGE gels for protein analysis.This staining solution is non-hazardous and does not require the use of methanol and acetic acid for destaining.Prote...


Cole-Parmer E4500-LD Loading Dye with Safe Green Stain, 1.0 mL
Cole-Parmer E4500-LD Loading Dye with Safe Green Stain, 1.0 mL
By Cole-Parmer
In Stock
$90.00

mpn: AO-88069-70,

4.1 out of 5 stars with 142 reviews
These stains are ideal for replacing hazardous ethidium bromide (EtBr) in agarose and polyacrylamide gel electrophoresis. They are best suited for the excitation of nucleic acids with UV or visible blue light transilluminators. Both stains are enviro...


Blue Dextran Loading Dye - 4 x 1.5 ml
Blue Dextran Loading Dye - 4 x 1.5 ml
By Cepham Life Sciences
In Stock
$79.00

mpn: 10362-1,

4.3 out of 5 stars with 51 reviews
Blue Dextran Loading dye for loading DNA samples onto denaturing polyacrylamide gels...


5X DNA Loading Dye (10 ml)
5X DNA Loading Dye (10 ml)
By MCLAB
In Stock
$50.00

mpn: MA100272,

4.5 out of 5 stars with 103 reviews
The loading dye increases the density of the sample and they add colour to the sample, thereby simplifying the loading process.The solution contains dyes that, in a electric field, move toward the anode at predictable rates.In 1% agarose gels, bromop...


Tek-Select Tissue Marking Dye Blue 8 oz.
Tek-Select Tissue Marking Dye Blue 8 oz.
By Tek-Select®
In Stock
$72.00

mpn: TSMD-8B,

4.7 out of 5 stars with 107 reviews
Excellent for marking excised tissue margins or for processing multiple specimens in one tissue cassette. Tissue Marking Dyes are fast drying with excellent readability and are ready to use. See our other listings for other colors, sizes and for star...


Protein Gel-Loading Dye for SDS-PAGE, 2X, 1 Milliliter
Protein Gel-Loading Dye for SDS-PAGE, 2X, 1 Milliliter
By RPI
In Stock
$22.99

mpn: P18100-1.0,

4.1 out of 5 stars with 136 reviews
This dye is added to protein samples prior to electrophoresis on SDSâ€"PAGE gels.Composition: Water: 80% Glycerol:Product is sold for research or further manufacturing use only, not for food or drug use.. CAS Number: 7732-18-5; 56-81-5; 5704-04-1;...


Barnant 2375620 ACRIDINE ORANGE Solution, 2ML PK/20
By Barnant
In Stock
$43.00

mpn: 2375620,

4.1 out of 5 stars with 89 reviews
ACRIDINE ORANGE SOLN, 2ML PK/20Sterile, 2-mL ampules for AODC Procedure. Broth in glass ampule. Selectivity: Total bacteria. 1 Year shelf life at 2-8°C. ...


Tek-Select Tissue Marking Dye Green 8 oz.
Tek-Select Tissue Marking Dye Green 8 oz.
By Tek-Select®
In Stock
$72.00

mpn: TSMD-8G,

4.2 out of 5 stars with 128 reviews
Excellent for marking excised tissue margins or for processing multiple specimens in one tissue cassette. Tissue Marking Dyes are fast drying with excellent readability and are ready to use. See our other listings for other colors, sizes and for star...


Mastercool 53609 Fluoroscent Dye
Mastercool 53609 Fluoroscent Dye
By Mastercool
In Stock
$13.69

mpn: 53609, ean: 0700376536096,

4.4 out of 5 stars with 37 reviews
Fluoroscent Dye...


HiMedia GRM9946-5G Hematoxylin Stain, Practical Grade, 5 g
HiMedia GRM9946-5G Hematoxylin Stain, Practical Grade, 5 g
By HiMedia
In Stock
$41.50

mpn: GRM9946-5G, ean: 8902729626382,

4.9 out of 5 stars with 148 reviews
Hematoxylin stain, Practical grade (5G).Laboratory Chemicals. Chemicals for Lab use. Hematoxylin Stain, Practical Grade. ...


2X Glow RNA Dye, 1.5ml Volume
2X Glow RNA Dye, 1.5ml Volume
By RPI
In Stock
$45.99

mpn: 248694,

4.2 out of 5 stars with 131 reviews
Glow Loading Dyes provide intense DNA/RNA bands with low background and band distortion. Ideal for use with all agarose or acrylamide gels. Dyes reduce exposure problems associated with ethidium bromide disposal. Glow Dyes are Ficoll based and suppli...


Bromophenol Blue [3',3'',5',5''-Tetrabromo-phenolsulfonephthalein], 25 Grams
Bromophenol Blue [3',3",5',5"-Tetrabromo-phenolsulfonephthalein], 25 Grams
By RPI
In Stock
$49.99

mpn: B40160-25.0,

4.8 out of 5 stars with 138 reviews
Product usually ships within 24 hours. This product is sold for laboratory research use only. Substance Name: 3',3'',5',5''-Tetrabromo-phenolsulfonephthalein CAS Number: 115-39-9 Molecular Formula: C19H10Br4O5S Molecular Weight: 669.9Product is...


Ponceau S Solution - 500 ml
By Cepham Life Sciences
In Stock
$69.00

mpn: 10396,

4.9 out of 5 stars with 139 reviews
The Ponceau S Solution is a widely used staining solution for proteins on Western blots and in sequencing methods. It offers fast and reversible staining of protein bands without affecting any blotted / sequenced polypeptides. Staining can be done in...


Coomassie Brilliant Blue R-250 Protein Stain - 1 L
Coomassie Brilliant Blue R-250 Protein Stain - 1 L
By Cepham Life Sciences
In Stock
$72.00

mpn: 10492,

4.9 out of 5 stars with 94 reviews
Coomassie Brillant Blue R-250 staining solution is the fastest and easiest way to stain proteins on precast gels or other polyacrylamide protein gels....


Tek-Select Tissue Marking Dye Orange 8 oz.
Tek-Select Tissue Marking Dye Orange 8 oz.
By Tek-Select®
In Stock
$72.00

mpn: TSMD-8O,

4.6 out of 5 stars with 114 reviews
Excellent for marking excised tissue margins or for processing multiple specimens in one tissue cassette. Tissue Marking Dyes are fast drying with excellent readability and are ready to use. See our other listings for other colors, sizes and for star...


Eosin-Y, Alcoholic, 4L (4L)
Eosin-Y, Alcoholic, 4L (4L)
By Statlab
In Stock
$67.00

mpn: SL981,

4.0 out of 5 stars with 66 reviews
Ready-to-use counterstain for routine H and E procedures. Produces a brilliant counterstain with excellent differentiation of cytoplasmic details and non-nuclear tissue components....


Tek-Select Tissue Marking Dye Blue 2 oz.
Tek-Select Tissue Marking Dye Blue 2 oz.
By Tek-Select®
In Stock
$30.00

mpn: TSMD-2B,

4.8 out of 5 stars with 85 reviews
Excellent for marking excised tissue margins or for processing multiple specimens in one tissue cassette. Tissue Marking Dyes are fast drying with excellent readability and are ready to use. See our other listings for other colors, sizes and for star...



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