Electron Microscopy Sciences Stains & Dyes
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Carmine
Electron Microscopy SciencesAlum Lake of Carminic acid (Natural Red 4) CAS #: 1390-65-4 Solubility: 0.0% Water; 0.2% Alcohol; 0.5% Cellosolve; 4.0% Glycol; 0.0% Xylene.
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Silver Protein
Electron Microscopy SciencesProtargol, 8.3% Ag CAS #: 9008-42-8 Thiery, (1967). See Silver Nitrate
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Uranyl Formate
Electron Microscopy SciencesFor ultra fine grain structure, Electron Microscopy Sciences' Uranyl Formate offers amazing advancement in negative staining for microscopy. Contents are radioactive.
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Carbohydrazide
Electron Microscopy SciencesFormula: CO(NHNH2)2 Formula Weight: 90.08 CAS #: 497-18-7 Melting Point: 152-153°C For GACH embedding kit. A water-miscible, lipid-retaining, embedding polymer for E.M.. Heckman, et. al., Ultrastruct. Res., 42,156 (1973).
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Uranyl Zinc Acetate
Electron Microscopy SciencesUsed as a laboratory reagent in the determination of sodium concentrations of solutions. Formula: ZnUO4(CH3COO)2 CAS #: 33959-50-1
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Uranyl Acetate
Electron Microscopy SciencesFormula: UO2(OCOCH3)2·2H2O Formula Weight: 424.14 CAS #: 541-09-3 Assay: 98.0-102.0%
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PTA Phosphotungstic Acid 100g UN1759
Electron Microscopy Sciences(Tungstophosphoric Acid) Formula: H3[P(W3O10)4] Formula Weight aq: 2880.17+aq CAS #: 12501-23-4
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Sodium Tungstate
Electron Microscopy SciencesFormula: Na2WO4.2H2O Formula Weight: 329.86 CAS #: 10213-10-2 Assay: 99.0-101.0%
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Electron Microscopy Sciences 99% Ammonium Molybdate Reagent
Electron Microscopy SciencesThe Electron Microscopy Sciences ammonium molybdate reagent comes in a 100 gram bottle and is ideal for the process of negative staining of viruses for TEM. Application: Used in the Negative Staining of Viruses for Tem
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Indium Trichloride
Electron Microscopy SciencesA metal stain for nucleic acid. Formula: InCl3 Formula Weight: 221.18 CAS #: 10025-82-8 Chloride Content: 98%
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Toluidine Blue O
Electron Microscopy SciencesA general stain for epoxy thick sections. (Basic blue; Methylene Blue T50 or T Extra) Formula: C15H16N3SCl Formula Weight: 305.83 CAS #: 92-31-9 Dye Content: approx. 85% min. Solubility: 3.25% Water; 1.75%…
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Uranyl Acetate Solution
Electron Microscopy SciencesWe 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 …
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Imidazole
Electron Microscopy SciencesImidazole is a liquid enhancing buffering agent that, when used with 4% osmium tetroxide solution as a post-fixation for tissue blocks, produces a prominent electron-opaque staining of lipid droplets with no evidence of diffusion. Procedure: Tissue is fixed by vascular perfusion with…
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Uranyl Magnesium Acetate
Electron Microscopy SciencesUsed as a substitute for uranyl acetate in either double-staining techniques and also as a solo stain. Formula: UO2Mg(CH3COO)4 Formula Weight: 530.0 CAS #: 20596-93-4
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Alizarin Red S
Electron Microscopy Sciences(Alizarin Camine, Mordant Red 3) Formula: C14H7O7SNa . H2O Formula Weight: 360.28 CAS #: 130-22-3 Solubility: 7.69% Water; 0.1% Alcohol. Certified for Staining Bone. Stain for nervous tissue in small…
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Acid Fuchsin
Electron Microscopy SciencesFormula: C56H68N16S4Cu Formula Weight: 1298.88 CAS # 12040-44-7 Dye Content: Approx. 50% Solubility: Water-soluble Used as a fixative: 0.5-2% Alcian Blue in Glutaraldehyde fixative enhances the preservation and…
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Ruthenium Tetroxide 0.5% Aqueous Solution
Electron Microscopy SciencesRuthenium tetroxide is very similar to Osmium tetroxide, and is used as a fixation/staining agent for electron microscopy. Ruthenium tetroxide offers excellent staining of saturated and unsaturated polymer materials as well as stabilizing thin sections under the bombardment of the electron…
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Ninhydrin
Electron Microscopy Sciences(1,2,3-Triketohydrindene Monohydrate) Formula: C9O4·H2O Formula Weight: 178.15 CAS #: 485-47-2
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Sodium Tartrate
Electron Microscopy SciencesFormula: Na2C4H4O6·2H2O Formula Weight: 230.08 CAS #: 6106-24-7 Assay: 99.5%-101.0% pH of a 5% solution: @25°C-7.0-9.0 Loss on Drying: @150°C-15.61-15.71%
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Lead Nitrate
Electron Microscopy SciencesFormula: Pb(NO3)2 Formula Weight: 331.21 Grade: Reagent A.C.S. CAS #: 10099-74-8 UN #: 1469
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Uranyl Nitrate
Electron Microscopy SciencesA 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. …
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Bismarck Brown Y
Electron Microscopy Sciences(Basic Brown 1; Basic Brown G, GX, GXP; Vesuvine; Leather Brown; Manchester Brown; Phenylene Brown) Formula: C18H18N8·2HCl Formula Weight: 419.32 CAS #: 10114-58-6 Solubility: 1.5% Water; 3.0% Alcohol; 3.0%…
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Acid Fuchsin
Electron Microscopy Sciences(Rubin S, Fuchsin S, Fuchsin Acid, Acid Magenta, Acid Violet 19) Formula: C20H17N3Na2O9S3 Formula Weight: 585.54 CAS #: 3244-88-0 Solubility: 0.053% Water; 1.21% Alcohol
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Azocarmine G
Electron Microscopy Sciences(Acid red 101; Basalan Carmine GE; Rosinduline) Formula: C28H17N3Na2O6S2 Formula Weight: 601.57 CAS #: 25641-18-3 Solubility: 1.0% Water; 0.1% Alcohol; 1.75% Cellosolve; 4.5% Glycol; 0.01% Xylene
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Bromophenol Blue
Electron Microscopy Sciences(3',3",5 '5"-Tetrabromophenol-sulfonthalein) Formula: C19H10O5SBr4 Formula Weight: 669.97 CAS #: 115-39-9
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Nitro Blue Tetrazolium Chloride
Electron Microscopy Sciences(Nitro, BT, p-Nitrotetrazolium Blue; 2, 2´-Di-p-nitrophenyl-5, 5´diphenyl-[3, 3´-dimethoxy-4, 4´-diphenylene] ditetrazolium chloride) Formula: C40H30Cl2N10O6 Formula Weight: 817.6 CAS #:…
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Lucifer Yellow
Electron Microscopy SciencesA technique producing an electron dense osmiophilic polymer when Lucifer Yellow is injected into cells. Lucifer Yellow also can be viewed in living cells as a dye marker and is more sensitive than any other dye. Formula: …
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Uranyl Oxalate
Electron Microscopy SciencesTo adjust the pH of Uranyl compounds as well as a negative stain for electron microscopy. Formula: (COO)2 UO2 ·.3H2O
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Thiocarbamyl Nitro-Blue Tetrazolium
Electron Microscopy Sciences(2,2'-Di[p-nitrophenyl]-5,5'-di[p-thiocarbamylphenyl] -3,3'-[3,3'-dimethoxy-4,4'-biphenylene]ditetrazolium chloride) Formula: C42H32Cl2N12O6S2 Formula Weight: 935.8 CAS #: 36889-43-7
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SITS Sodium Salt
Electron Microscopy SciencesFormula: C17H12N2O7S3Na2 Formula Weight: 498.50 CAS #: 5-1023-76-8 SITS has been used as a vital stain, as a label for immunostaining, and as a neuronal tracer. SITS is also a non-penetrating…