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.

Search Within Results

6,451 – 6,465 of 7,245 results

6,451

Medchemexpress LLC DISPERSE POLYESTER D 5 mg

DISPERSE POLYESTER D 5MG

Pricing & Availability

6,452

Andwin Scientific TISSUE-TEK SLIDE STAIN SET

The Tissue-Tek Slide Staining Set is ideal for use in histological or cytological staining. This product offers concurrent utilization of up to 12 solution wells. It also features a snap-locking cover on solvent-resistant metal frame that eliminates the risk of spills. This set contains 10 white polypropylene dishes, 2 green solvent-resistant dishes, 12 lids, 12-unit metal carrier, and drain tray/cover. It is sold individually.

Pricing & Availability

6,453

Ethos Biosciences Gram Stain, Decolorizer 75/25, 1gal, Ethos

75/25 Gram Decolorizer is a solvent blend designed for microbiology and general laboratory applications. Used as the decolorizing step in Gram staining procedures, it selectively removes the primary stain from gram-negative organisms while allowing gram-positive organisms to retain the crystal violet–iodine complex. The controlled 75/25 formulation provides consistent and reliable decolorization for accurate differentiation during microscopic evaluation. Ideal for routine diagnostic and research workflows, it supports dependable and reproducible Gram stain results. Supplied in chemically compatible containers, 75/25 Gram Decolorizer is suitable for clinical, research, and educational laboratory environments.

Pricing & Availability

6,454

Alkali Scientific Acid Fuchsin Calcium Salt, 100 Grams

Acid Fuchsin Calcium Salt, 100 Grams, is a biological stain used in histology, microbiology, and other laboratory procedures. This reagent is commonly used to color cellular components, such as cytoplasm and nucleic acids, providing contrast during microscopic examination. Acid fuchsin is also utilized in the detection of specific cellular structures, making it valuable for diagnostic and research applications. This calcium salt form enhances the stability and solubility of the dye, ensuring consistent results in staining protocols. The 100g quantity is ideal for laboratories performing routine histological staining, microbiological culture work, or other cellular analyses.

Pricing & Availability

6,455

Electron Microscopy Sciences Gill's Hematoxylin #2 1 LT

Gill's Hematoxylin is a specially formulated solution for use as a biological stain for the nuclei and nuclear chromatin of normal and abnormal cells whether in whole or sliced cells.

Our Gill's Hematoxylin is designed to use at its full strength. It is microfiltered prior to shipment; therefore, filtration before use is not required. For repeated use further filtration is recommended. May be diluted with ethylene glycol (25% is recommended).

Pricing & Availability

6,456

AdipoGen 2',7'-Dichlorofluorescein,Chemical. CAS: 76-54-0.

2',7'-Dichlorofluorescein, AdipoGen Life Sciences. Chemical. CAS: 76-54-0. Formula: C20H10Cl2O5. MW: 401.2. Synthetic Fluorescent dye. Spectral data: Extinction 504nm/Emmission 529nm, in 0.1 M Tris pH 8.0. Used for the determination of carbohydrates by fluorescence densitometry after TLC, in the determination of H2O2 by chemiluminescence, and as a fluorescent additive used in indirect fluorimetric detection in OTC-HPLC. Used as a component/substrate of the 2?,7?-dichlorofluorescein diacetate (DCFH-DA) assay to quantitate reactive oxygen species (ROS).

Pricing & Availability

6,457

Sigma Aldrich Fine Chemicals Biosciences Harris Uni Core I.D. 1.2 m

An inexpensive disposable multi-purpose coring tool designed for simultaneous sample extraction collection and storage in one operation. Suitably samples thin and soft substrates including filter paper gels and dried blood on cards. Units can be autoclaved at 250C for limited re-use.

Pricing & Availability

6,458

Ethos Biosciences Quick III Set, 3x16oz, Ethos

Rapid, ready-to-use staining system designed for hematology, cytology, and microbiology applications. Commonly used for quick staining of blood smears, fine needle aspirates, and other cytological specimens, it provides clear differentiation of cellular components for reliable microscopic evaluation. The multi-step staining process delivers consistent color intensity and rapid results, making it ideal for routine diagnostic workflows and point-of-care settings. Suitable for clinical, research, and educational laboratories, Quick III supports accurate cell morphology assessment and dependable staining performance.

Pricing & Availability

6,459

Sigma Aldrich Fine Chemicals Biosciences Schiffs fuchsin-sulfite re1L

SCHIFFS Schiffs fuchsin-sulfite re1L

Pricing & Availability

6,460

Biotium MB METHYLENE BLUE ACID 5 MG

MB METHYLENE BLUE ACID 5 MG

Pricing & Availability

6,461

Cayman Chemical Ampicillin (sodium salt), Purity: ≥95%, CAS: 69-52-3, 25 g

A broad-spectrum antibiotic; active against Gram-positive and Gram-negative bacteria, including veterinary isolates of S. pseudintermedius, S. aureus, E. coli, Pasteurella, and S. canis (MIC50s = 0.25, 0.5, 2, 0.12, and 0.25 μg/ml, respectively); reduces cough frequency, tachypnea, dyspnea, and fever and increases survival in a baboon (P. cynocephalus) model of pneumococcal pneumonia at 80 mg/kg