Stains and Dyes

A variety of solutions used to selectively bind to and enhance the visibility of biological structures using color and/or fluorescence; used for histology, protein staining, electrophoresis, bacterial classification, blotting, etc.

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2,731 – 2,745 of 7,082 results

2,731

Pickering Laboratories Inc o-Phthalaldehyde, 5 g

Chromatographic Grade™ For Automated Post-column Derivatization of Primary Amines. Primary amines form highly fluorescent adducts when reacted with o-Phthalaldehyde (OPA) and a mercaptan under basic conditions. The products of this reaction, 1-alkyl-2-thioalkyl-substituted isoindoles, exhibit optimal excitation at 330 nm and maximal emission at 465 nm.

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2,732

Andwin Scientific Murexide Indicator, 1% w/w in Sodium Chloride, 100 g

Murexide Indicator, 1% w/w in Sodium Chloride, 100 g

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2,733

Aqua Solutions 1% STARCH INDICATOR SOLUTION

Starch Indicator 1% W/v Solution (60ml)

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2,734

Nelson Jameson Company PETRI FILM RAPID YEAST&MLD 50/

Petrifilm Rapid Yeast and Mold Count Plates. Yeast and mold results in 48-60 hours. Plates are sample-ready, eliminating the time-consuming, cumbersome step of preparing media/agar dishes. This plate has been awarded Official Methods of Analysis (OMA) #2014.05 and NF VALIDATION certificate: 3M 01/13-07/14 by AFNOR Certification. Plates use 75% less energy, use 79% less water, produce 75% less greenhouse gases and result in 66% less waste (by weight and volume) compared to competitive agar methods.

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2,735

SCIENCELL RESEARCH LABORATORIES INC ALIVARIN RED S STAINING KIT

NC0630362 ALIVARIN RED S STAINING KIT

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2,736

Aqua Solutions Starch Indicator 10% w/v Solution (500ML)

Starch Indicator 10% w/v Solution (500ML)

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2,737

JORGENSEN LABS DIFFQUICK STAIN 2 STAIN SLTN

NC1758258 DIFFQUICK STAIN 2 STAIN SLTN

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2,738

Newcomer Supply Copper, Rhodanine Stain Kit, 250 ml kit

Newcomer Supply Copper, Rhodanine Stain Kit procedure, with included microwave modification, is used for detection of copper and copper-associated protein (CAP) in tissue sections. Abnormal copper accumulations are predominantly found in liver tissue, most notably in Wilson’s disease.

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2,739

Newcomer Supply Alcian Blue Stain 1%, pH 2.5 Aqueous, 500 ml

Newcomer Supply Alcian Blue Stain 1%, pH 2.5 Aqueous is designed to stain acid epithelial mucins (sialomucin, sulfomucin) as well as stromal (mesenchymal) mucin in the Alcian Blue Stain 1%, pH 2.5 procedure. Use: Acidic Mucins & Carboxylated Mucosubstances; including Barrett’s Esophageal Biopsy. Shelf Life is 1 year from date of manufacture. Store at 15-30°C.

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2,740

Sigma Aldrich Fine Chemicals Biosciences Ninhydrin Reagent, 485-47-2, MFCD00003791, 100 mL

Empirical Formula (Hill Notation): C9H6O4, Molecular Weight: 178.14, 2% Solution. Ninhydrin reagents can be used in thin layer chromatography (TLC). Ninhydrin reagents have been used to develop and validate a simple, selective, and precise densitometric method for analysis of α-aminocephalosporins, both in bulk drugs and in formulations. Ninhydrin reagents have also been used to observe differences in the reference ranges of several plasma and urine amino acids between Singaporean and Caucasian populations.

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2,741

VITRO VIVO BIOTECH LLC Hematoxylin and Eosin Stain Kit (500mL)

Hematoxylin and Eosin Stain Kit (500mL)

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2,742

Weber Scientific L-W STAIN FOR MILK SMEARS

Canadian - Xylene formula. All available formulations conform to APHA, Standard Methods for the Examination of Dairy Products. The Canadian stain contains some red basic fuchsia dye which gives the smear a pinkish background.

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2,743

Volu Sol Statim Stain, 32 oz / 1 L, Volu-Sol™

Proprietary mixture to rapidly stain blood smears (10-15 seconds) and bone marrow (20-30 seconds). Yields excellent color intensity and morphological differentiation. Eliminates many of the steps involved in the Wright's staining procedure; it includes the buffer within the stain. Blood smears take less than a minute from start to finish. Available in both Wright-Giemsa (Stat Stain) and Wright's (Statim Stain) formulations

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2,744

Biotium CellBrite™ Fix 640 Membrane Labeling Kit, Trial Size

CellBrite Fix 640 is a far-red fluorescent reactive dye that covalently labels the surface of live cells. Unlike other membrane dyes, surface staining is well-retained after permeabilization or methanol fixation, for subsequent immunostaining. Ex/Em 638/667 nm. Each vial makes 20 uL of 1000X dye.

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2,745

MERCEDES SCIENTIFIC 7COLOR TISSUE MARKING DYE KIT

NC3734515 7COLOR TISSUE MARKING DYE KIT

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Andwin Scientific Murexide Indicator, 1% w/w in Sodium Chloride, 100 g Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Andwin Scientific Murexide Indicator, 1% w/w in Sodium Chloride, 100 g