CAS No : 115-40-2 Synonym : 5',5''-Dibromo-2-cresolsulfonephthalein Grade : ACS Reagent Molecular Formula : C21H16Br2O5S Molecular Weight : 540.24 MDL No : MFCD00011681 Appearance : Slightly yellow to pink powder Melting Point : 241-242 ºC Storage Temp : Room…

Brilliant Blue G (CBBG) is a member of the Coomassie dye family and is commonly used in analytical biochemistry to stain proteins in SDS-PAGE and BN-PAGE. The "G" in the name Brilliant Blue G refers to a blue dye with a greenish hue. The "R" in the name of Brilliant Blue R…

A Universal EM Negative Stain used for viruses. In tissue samples it stabilizes nucleic acids and cell membranes. These solutions are more stable than uranyl acetate and they react primarily with negatively charged groups in the absence of phosphate ions. Grade: Reagent Grade, A.C.S. …

*Pluronic® F-127 is a nonionic, surfactant polyol with molecular weight around 12,500 daltons. Pluronic® F-127 promotes solubilization of water-insoluble dyes and other materials in physiological medium. Pluronic® F-127 is most commonly used to disperse the acetomethyl (AM) esters…

(Tungstophosphoric Acid) Formula: H₃[P(W₃O₁₀)₄]   Formula Weight aq: 2880.17+aq CAS #: 12501-23-4

Synonym: Giemsa Solution MDL number: MFCD00081642 PubChem Substance ID: 24895392 Application When blood films are stained using Giemsa Stain, the nucleus and cytoplasm of white blood cells take on characteristic blue or pink coloration. The use of purified eosin and thiazine…

QUICK III is a rapid hematology staining system utilizing three prepared solutions. The essential eosin and thiazine staining solutions are manufactured using certified dyes and quality controlled tested on human blood smears. The convenient 15 second slide dip procedure results in stained smears…

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

The Ricca Chemical methylene blue TS contains a hint of guanylate cyclase that helps in the treatment of cyanide poisoning and to lower the level of methemoglobin. It also acts as a bacteriologic stain and as an indicator.

An aqueous solution of phenol, glycerine, isopropyl alcohol, rhodamine B and auramine O.

The Exaxol papanicolaou stain EA 50 is mainly used in research facilities and chemical laboratories to conduct wide range of experiments. It is available in sturdy bottle that endures heavy and rigorous usage.

The Gram Stain is used for the differiential staining of bacteria. Set consists of “pre-mixed” iodine. 4x8oz

The Ricca Chemical eosin Y stain with a composition of 47.47% water, 45.35% ethyl alcohol, 3.12% isopropyl alcohol, 2.27% methyl alcohol, 0.94% acetic aid, 0.84% methyl isobutyl ketone and 0.00% eosin Y, is suitable for use in laboratories or classrooms. It is used as a biological stain while…

Conventional stain used for numerous histology and cytology procedures. Ready to use formulation of 0.1% nuclear fast red in 5% aluminum sulfate, optimized for histology and cytology procedures where reproducible results are important. Enhanced stability formula ensures long shelf-life and…

The Bio Basic Inc. acridine orange hemi (zinc chloride) salt is suitable for research and laboratory use. It is used during cell cycle determination. Application: For Laboratory Research Only

Cobalt chloride is utilized in commercial applications such as electroplating, catalyst preparation, painting on glass and porcelain, and in the manufacture of vitamin B12. It is also used as a humidity and water indicator; when cobalt chloride is used with desiccants, it will change from blue to…

Gill 1X is ideal for routine cytology staining. This single strength formulation optimally stains gynecological and non-gynecological specimens. General purpose nuclear stain, progressive type. Used with hematoxylin and eosin staining. Gill 2X and Gill 3X should be used when a stronger or darker…

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

The Reversible Copper Stain™ is a single step stain for rapid detection of proteins resolved on SDS-PAGE. No destaining is necessary. The stain is based on the interaction of copper ions with polyacrylamide and proteins. The stain works by depositing a copper metal precipitate in the…

CAS: 1390-65-4 EC No: 215-724-4 MDL No: MFCD00167028 RTECS: FH8891000 Powder

An ultra sensitive and ready-to-use protein stain based on Coomassie dye. No mixing or preparation is involved. No fixation step is needed. Simply rinse gel, add RAPIDstain™ and protein bands develop within 5 to10 minutes, reaching a maximum visibility in an hour. Mini-gels can be stained in…

Formula: Pb(NO₃)₂   Formula Weight: 331.21   Grade: Reagent A.C.S. CAS #: 10099-74-8 UN #: 1469

Sudan IV has been used industrially to color oils, waxes, shoe polish, greases, oily-resin lacquers, varnishes, cellulose acetate and acrylic resins, and in wood stains. As a biological stain, it is used primarily to stain lipids and fatty substances present in cells and tissues. The color imparted…

TMB is a chromogenic substrate for Horse Radish Peroxidase (HRP). MP Biolomedicals' TMB Solution is a convenient, non toxic and ready to use stable chromogen solution suitable for peroxidase and pseudo-peroxidase reactions in ELISA, it provides consistent performance and sensitivity to deliver…

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

Ponceau S Staining Solution: Ponceau S Staining Solution, as a reversible stain method, is used to stain electroblotted proteins on blot transfer membranes. Transferred proteins (>100 ng/band) appear as red bands on a white background, proteins are stained by the Ponceau S Staining Solution…

The Exaxol 1% toluidine blue with a heavy metal-free formulation comes in a poly bottle and is an ideal solution to have in chemical laboratories and research facilities. Application: For Laboratory use only

We are now offering Uranyl Acetate pre-made and ready to use solution for making your work easier. The following percentages are avaialble off the shelf (1, 2, 3, 4). Formula: UO₂(OCOCH₃)₂·2H₂O Formula Weight: 424.14 CAS #: 541-09-3 …

Hematoxylin is a compound extracted from heartwood of the logwood tree with a chemical formula of C16H14O6. This naturally derived dye has been used as a histologic stain, ink and as a dye in the textile and leather industry. As a dye, haematoxylin has been called Palo de Campeche, logwood extract,…

The Bio Basic Bromocresol Purple, Free Acid with a composition of

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