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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2,656 – 2,670 of 7,082 results

2,656

Chemglass Life Sciences Chemglass TELLI Talking Electronic Liquid Level Indicator for Overflow Prevention - external mount for chemical and HPLC waste containers, USB powered

Talking electronic liquid level indicator designed to prevent overflows by monitoring liquid levels through the container wall and providing audible and visual alerts. The unit affixes externally to chemical and HPLC waste containers and is powered via USB for simple installation and operation.

Prevents overflows by alerting when containers near maximum capacity.
UL tested for non-sparking use in laboratory environments.
Suitable for HPLC and general laboratory waste containers.
Works on glass and plastic containers.
Fits containers approximately 2 L to 30-40 gallon with adjustable bands.
Includes an 8' USB cable (300 V); can use any USB power brick or computer port.
Provides a voice alert and LED indicator (green for no liquid detected; red and flashing for liquid detected).
Affixes to the outside of containers using an elastic band that stretches from ~27" relaxed to 54.5" stretched

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2,657

Bulldog Bio Inc MIDORI GREEN DIRECT DNA STAIN

MIDORI GREEN DIRECT DNA STAIN

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2,658

Scytek Laboratories Amyloid Stain Kit (Congo Red): Large

The Amyloid Stain Kit (Congo Red) is intended for use in the histological visualization of amyloid in tissue sections. Examination under a polarizing microscope results in green birefringence of amyloid.Amyloid: Red to PinkErythrocytes: Light OrangeEosinophil Granules: Orange to RedNuclei: BlueKit contents: CRA500, Congo Red Solution, 500 ml.HMM500, Hematoxylin, 500 ml.BRT500, Bluing Reagent, 500 ml.

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2,659

Invivogen Alkaline phosphatase detection medium - Liquid form, 20 mL (100X)

QUANTI-Blue Solution is a colorimetric enzyme assay developed to determine any alkaline phosphatase (AP) activity in a biological sample, such as cell culture supernatant. It has been optimized for use in 96-well plates (standard procedure) and in 1536-well plates (high-throughput screening procedure).

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2,660

Andwin Scientific Methyl Orange Indicator, 0.1% w/v Aqueous, 120 mL

Methyl Orange Indicator, 0.1% w/v Aqueous, 120 mL

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2,661

Aqua Solutions AquaPhoenix Scientific Phenolphthalein Indicator Solution, 1.0% w/v, in Isopropanol, 1 L

Phenolphthalein Indicator Solution, 1.0% w/v in Isopropanol, is a chemical solution designed for use as an indicator. It is classified as highly flammable and carries several hazard classifications related to health and safety.

Highly flammable liquid and vapor.
Causes serious eye irritation.
Suspected of causing genetic defects.
May cause cancer.
Suspected of damaging fertility or the unborn child.
May cause drowsiness or dizziness.
Contains Propan-2-ol (43.5%), Phenolphthalein (1.1%), and Water (55.4%).

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2,662

Scytek Laboratories HEMATOXYLIN, MAYER'S, 500 ML

Mayer's Hematoxylin (Lillie's Modification) is a progressive nuclear hematoxylin stain with several histological applications. Nuclei should staining is strong, clean, crisp, and no differentiation is needed. Bluing reagent (Catalog: BRT) may be used following hematoxylin to ""blue"" or alter the shade of hematoxylin from a purple to blue. Nuclei: Purple. Nuclei after Bluing: Blue. Blue nuclei after Eosin: Blue to Violet.Hematoxylin is a nuclear stain that is used as a counterstain for immunohistochemistry (IHC). Together with eosin, it forms the Hematoxylin and Eosin stain (H&E stain), one of the most commonly used stains in histology.Summary Protocol:Apply Hematoxylin to completely cover specimen and incubate for 2-10 minutes with hematoxylin according to desired intensity.

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2,663

Aqua Solutions Xylene Cyanole Methyl Orange Mixed Indicator | 125mL

Xylene Cyanole Methyl Orange Mixed Indicator | 125mL

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2,664

Ihc World LLC NOVAULTRA SIRIUS RED STAIN KIT

It's one of the best understood techniques and a sensitive method for collagen. The method is most frequently used on paraffin sections of tissues fixed adequately (at least 24 hours but ideally 1 or 2 weeks) in a neutral buffered formal

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2,665

Andwin Scientific Starch Indicator, 1% w/v Aqueous, 500 mL

Starch Indicator, 1% w/v Aqueous, 500 mL

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2,666

Leica Biosystems HEMOTOXYLIN GILL III 1GAL

Three Gill formulations are available: The Gill I formula is generally recommended for cytology. The stronger Gill III is usually preferred for use in histology. GIll II is a medium strength hematoxylin. The Gill formula hematoxylins are used in the progressive method of staining. The Gill formulations do not contain mercury. Available in various quantities.