Ethidium bromide [EB, EtBr]: Ethidium bromide is a well-known and widely used fluorescent dye in biotechnology research. Early usage was as a veterinary trypanocide.14 It is a mutagenic compound which intercalates double-stranded DNA and RNA.1,10 The fluorescence of EtBr increases 21-fold upon…

Classic differential stain with a broad spectrum of applications that includecell viability, staining metaphases to look for chromosomal aberrations, blood smears, as well as other histology/cytology applications. Use Giemsa’s azure eosin methylene blue solution for any of its classical…

Papanicolaou Stain EA-36 is used with OG-6 and hematoxylin for gynecological staining protocols. 

The Bio Basic Inc. phenol red sodium salt is suitable for use as a pH indicator in research and laboratory use. Application: For Laboratory Research Only

Auramine O Stain Kit includes one 8 oz. bottle of each of the following: Auramine O Fluorescent Decolorizer Potassium-Permanganate

For use in the identification of Cryptococcus neoformans by detection of the polysaccharide capsule. India ink is a negative stain that will show a clear zone where the capsule is.

The Bio Basic Inc. safranin O is suitable for research and laboratory. It is mainly used in histology and cytology experiments. Application: For Laboratory Research Only

Basic fuchsin a stronger more intense counterstain, that produces a darker red color; works especially well with anaerobes and other difficult to stain organisms.

Methylene blue is a compound that occurs as crystals or crystalline powder, having a bronze-like luster. It is soluble in water, chloroform and partially soluble in alcohol. It is a photoactive dye, which is a member of phenothiazine family. Application: Methylene Blue, also Known as…

Bromocresol Green is a dye of the triphenylmethane family (triarylmethane dyes). It binds quantitatively with human albumin forming an intense blue-green complex with an absorbance maximum at 628 nm. Bromocresol Green is useful in a variety of colorimetric detection technologies. It is used as a…

Trypan Blue 0.4% Solution is commonly used as a cell stain to measure cell viability using dye exclusion method. The dye exclusion method is based on the principle that cell impermeable dyes like Trypan blue will stain only dead cells where as viable cells will not be stained. Trypan Blue…

(3',3",5 '5"-Tetrabromophenol-sulfonthalein) Formula: C₁₉H₁₀O₅SBr₄   Formula Weight: 669.97   CAS #: 115-39-9

Permanent dyes that maintain their original brilliance during routine tissue processing cycles Can be used on fresh or formalin-fixed tissues 2 oz. Bottle Uses include: Marking surgical margins Identifying serial segments of large tissues to ensure proper orientation and embedding…

Bromocresol Green sodium salt (BCG) is a dye of the triphenylmethane family (triarylmethane dyes). BCG is used as a pH indicator and as a tracking dye for DNA agarose gel electrophoresis. It also binds quantitatively with human albumin forming an intense blue-green complex.

Counterstain used in succession following carbol-fuchsin staining and decolorizing in the AFB staining procedure. Used to detect acid-fast microorganisms, specifically mycobacterium. FDA approved for in vitro diagnostic use.

FD Thionin Solution™, made from thionin certified by the BIOLOGICAL STAIN COMMISSION and with a step by step user manual printed on the bottle, is specifically designed for easy use in all types of laboratories. This solution is specifically formulated and extensively tested for the staining…

CAS: 2650-17-1 EC No: 220-167-5 MDL No: MFCD00019481 Crystalline Molecular Formula: C₂₅H₂₇N₂NaO₆S₂ MW: 538.61 Melting Point: 295° (decomposes)

Very quick reaction times have led to Difco™ being the trusted leader in antisera-typing. Available with complete panels for typing Salmonella O & H, Shigella, Neisseria, E. coli, Vibrio, Listeria, Bordetella and Haemophilus.

Coomassie Brilliant Blue R-250/ G-250 are both offered as dry powder form and convenient ready-to-use solutions. Destaining solutions are also offered. Coomassie Brilliant Blue G-250 Dye Proteomics Grade Cas #: 6104-58-1 Molecular weight: 854.04 Molecular Formula:…

CAS: 298-93-1 EC No: 206-069-5 MDL No: MFCD00011964 RTECS: XF8060000 Crystalline/Powder Molecular Formula: C₁₈H₁₆BrN₅S MW: 414.33 Melting Point: 195° (decomposes)

Mycoplasmas are small and simple parasitic prokaryotes that reside in the endosomes of mammalian cells and are widespread contaminants found in cell culture. They alone have been shown to alter the growth rate of cells in culture, induce chromosomal aberrations, influence amino acid and nucleic…

The Bio Basic Coomassie Brilliant Blue G-250 with a composition of 95-100% Brilliant Blue G (Acid Blue 90), is suitable for use in laboratory research use only. It can be stored at a temperature of 18 to 25 degree C. Application: For Laboratory Research Use Only

Brilliant Blue R-250 is commonly used for staining proteins in polyacrylamide gels.

Conventional stain used for H&E staining as well as counterstaining in immunohistochemistry (IHC) and cytology procedures. Ready to use formulation optimized for progressive nuclear staining with lower risk of overstaining than other formulations. Filtration and acid alcohol differentiation…

The Bio Basic Basic Fuchsin with a composition of Application: For Laboratory Research Use Only

The Bio Basic Giemsa Stain is suitable for use in laboratory research use only. It can be stored at a temperature of 18 to 25 degree C. Application: For Laboratory Research Use Only

Formula: UO₂(OCOCH₃)₂·2H₂O   Formula Weight: 424.14 CAS #: 541-09-3 Assay: 98.0-102.0%

PHLOXINE B, also known simply as phloxine, is used in the hematoxylin-phloxine-saffron stain. Ungraded products supplied by Spectrum are indicative of a grade suitable for general industrial use or research purposes and typically are not suitable for human consumption or therapeutic use. These…

Biological dye used to stain nuclei red and in testing viability of cells to incorporate and bind Neutral Red. Dye Content: >90%

Composition: Water 94.02%, Sodium Sulfate Anhydrous 4.82%, Sulfuric Acid 1.16%, Methylene Blue Trihydrate 0% Boiling Point: Approximately 100°C Density: 1.04 Melting Point: Approximately 0°C Color: Blue liquid Physical State: Liquid Solubility Information: Miscible Shelf Life: 12…

LabSafe GEL Blue™ is an enhanced protein stain based on Coomassie dye that offers unsurpassed sensitivity and rapid band visualization. LabSafe GEL Blue™ is supplied in a ready-to-use format that is added directly to protein gels following electrophoresis after a brief wash step. …