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SODIUM BORAX, TETRA. Reagent (Sodium Tetraborate, Decahydrate) Na2B4O7 .10H2O CAS #1303-96-4, Assay 99.5-105% Calcium 0.00005 Chloride 0.00001 Insoluble Matter 0.00005 Iron 5ppm pH of 0.01M Solution at 25[degree] C 9.15-9.20

SODIUM ACETATE. Trihydrate Reagent, A.C.S. CH3COONa-+3H2O CAS #6131-90-4 A.C.S. Specifications: Assay - 99.0-100.5% Ca, Mg and R2O3 ppt - 0.0001 Chloride - 0.00001 Insoluble Matter- - 0.00005 Iron, Heavy metal, Phosphate - 5ppm/ea Sulfate - 0.00002 Potassium

S-TPPS, Silver Tetraphenylporphin Sulfonate. An EM stain for elastin. Albert, E.N. And Fleischer E. (1970). A new electron dense stain for elastic tissue. J. Histochem.Cystochem. 18, 697

SILVER PROTEINATE. Silver Protein, Strong Protargol, 8.3% Ag -CAS #9008-42-8 Thiery, (1967).

SILVER NITRATE. Reagent, A.C.S. AgNO3 - F.W. 169.89 -CAS #7761-88-8 Assay - 99.9+% A.C.S. Specifications: Substances not precipitated by HCl-max - 0.0001, Sulfate max - 0.000002, Copper max - 0.000002, Iron max - 0.000002, Lead max - 0.00001

SILVER NITRATE. Reagent, A.C.S. AgNO3 - F.W. 169.89 -CAS #7761-88-8 Assay - 99.9+% A.C.S. Specifications: Substances not precipitated by HCl-max - 0.0001, Sulfate max - 0.000002, Copper max - 0.000002, Iron max - 0.000002, Lead max - 0.00001

SILVER LACTATE. Powder CH3CH(OH)CO2Ag - F.W. 196.94 -CAS #128-00-7 Silver content: approx. 90% min. To localize intracellular anions (Cl-). Komnick, (1962). Elektronemikrokopische Lokalisation von Na+ und Cl in Zellan und Geweban. Protoplasma, 55,414.

SAFRANIN O, CERTIFIED. C.I. # 50240 - Prussian Blue method for hemosiderin. Weigert's iron hematoxylin with methachromic dyes which stain nuclei and granules. A alkaline phosphate stain. Flemming's method for staining chromatin and nuclear elements.

RUTHENIUM RED. 37.5% Ru [(NH3)5RuORu(NH3)4ORu(NH3)5]Cl6-+4H2O, CAS 11103-72-3, Stain for monopolysaccharides and tight junctions, stain for pectin and for diverse cell surfaces. Positive Staining for EM, Fine structural localization in animal tissues.

QUETOL 651 RESIN. (Ethylene Glycol Diglycidyl Ether) C8H14O4 - F.W. 174.20 - CAS #2224-15-9 Specific Gravity (H2O=1) : 1.15

PROPYLENE OXIDE, METAL CAN. EM Grade (1,2-Epoxypropane, Methyloxirane) CH3CHCH2O, CAS 75-56-9, m.p. -112[degree]C; b.p. 34[degree]C; f.p. -37[degree]C Vapor pressure @ 33[degree]C: 980 mbar Specifications: Specific Gravity @ H2O=1 - .0.831

PROPYLENE GLYCOL, REAGENT. A.C.S. (1,2-Propanediol) CH3CHOHCH2OH - F.W. 76.10 - CAS #57-55-6 Specific Gravity - (H2O=1): 1.04, Assay - 99.5% Specifications: Residue after Ignition - 0.00005, Chloride - 1ppm, Water - 0.002, Titratable Acid - 0.0005meq/g

PROPYLENE GLYCOL, REAGENT. A.C.S. (1,2-Propanediol) CH3CHOHCH2OH - F.W. 76.10 - CAS #57-55-6 Specific Gravity - (H2O=1): 1.04, Assay - 99.5% Specifications: Residue after Ignition - 0.00005, Chloride - 1ppm, Water - 0.002, Titratable Acid - 0.0005meq/g

POTASSIUM SODIUM TARTRATE. Tetrahydrate Reagent, A.C.S. (Sodium Potassium Tartrate) KNaC4H4O6-+4H2O - F.W. 282.22 - CAS #6381-59-5 Assay 99.0-102.0% Water 21.0-27.0% Used with bismuth subnitrate for staining polysaccharides, including glycogen without oxid

POTASSIUM PHOSPHATE MONOBASIC. Reagent, A.C.S. KH2PO4 CAS #7778-77-0 Specifications: Insls. and Calcium, and NH4OH ppt - 0.0001 Loss on drying over H2SO4 - 0.002 pH of 5% Solution at 25[degree]C - 4.1-4.5 Chloride - 0.00001 Nitrogen Compounds - 0.00001 Sulfate -

POTASSIUM PYROANTIMONATE. Trihydrate Potassium antimonate KSbO3-+3H2O - F.W. 262.90 - CAS #10090-54-7 Minimum assay: 94% Minimum sensitivity to Na: 1:430 Insoluble matternot more than 0.01% Ultrastructural localization sodium. J. Histochem Cystochem. 24,

POTASSIUM OXALATE. Reagent, A.C.S. (CO2K)2-+H2O - F.W. 184.23 - CAS #6487-48-5 Assay: 98.5-101.0% Neutrality: To Pass Test Specifications: Insoluble Matters - 0.0001 Chloride - 0.00002 Sulfate - 0.0001 Ammonium - 0.00002 Heavy Metal - 0.000025 Iron - 0.000

POTASSIUM OXALATE. Reagent, A.C.S. (CO2K)2-+H2O - F.W. 184.23 - CAS #6487-48-5 Assay: 98.5-101.0% Neutrality: To Pass Test Specifications: Insoluble Matters - 0.0001 Chloride - 0.00002 Sulfate - 0.0001 Ammonium - 0.00002 Heavy Metal - 0.000025 Iron - 0.000

POTASSIUM IODIDE. Granular, Reagent, A.C.S. KI F.W. 166.00 CAS #7681-11-0 Refer to Bismuth Carbonate for references on use.

POTASSIUM HYDROXIDE. Pellets, Reagent, ACS. KOH - F.W. 56.11 - CAS #1310-58-3 Assay - 85.0%, Water contains: - 10-15%

POTASSIUM FERRICYANIDE. Reagent, A.C.S. K3Fe(CN)6 - F.W. 329.25 - CAS #13746-66-2 A.C.S. Specifications: Chloride - 0.0001, Ferro Compounds (Fe(Cn)4) - 0.0005, Insoluble Matters. - 0.00005, Sulfate - 0.0001

POTASSIUM DICHROMATE. Crystal, Reagent, A.C.S. K2Cr2O7 - F.W. 294.18 - CAS #7778-50-9 A.C.S. Specifications: Insoluble and NH4OH ppt. - 0.00005, Chloride - 0.00001, Sulfate - 0.00005, Calcium - 0.00003, Sodium - 0.0002, Loss on drying at 105[degree]C - 0.0005

POTASSIUM CHLORIDE. Crystal, Reagent, A.C.S. KCl - F.W. 74.55 - CAS #7447-40-7- Specifications: Insoluble Matters - 0.00005 Iodide - 0.00002 Bromide - 0.0001 Chlorate and Nitrate - 0.00003 Sulfate. - 0.00001 Phosphate - 0.000005 Sodium - 0.00005

POTASSIUM BROMIDE. Reagent, A.C.S. KBr CAS #7758-02-3 Specifications: Insoluble Matters - 0.00005 Bromate - To Pass Test Chloride - .0.2% Iodide - 0.00001 Nitrogen - 0.00005 Sulfate - 0.00005 Barium - 0.00002 Heavy Metals - 0.000005 Sodium - 0.0002

POLYVINYL ALCOHOL. Carbowax Polyethylene Glycol H(OCH2CH2)nOH CAS #2532-68-3 An embedding medium for microscopy and histochemistry. Carbowax PEG 8000 Flakes, Average M.W 7000-9000, Density at 60[degree]C 1.0845, Melting/Freezing range, C 60 to 63

PEG 8000 FLAKES. Carbowax Polyethylene Glycol H(OCH2CH2)nOH CAS #2532-68-3 An embedding medium for microscopy and histochemistry. Carbowax PEG 3350 Waxy, Average M.W 3000-3700, Density at 60[degree]C 1.0926, Melting/Freezing range, C 54 to 58

PEG 3350 FLAKES. Carbowax Polyethylene Glycol H(OCH2CH2)nOH CAS #2532-68-3 An embedding medium for microscopy and histochemistry. Carbowax PEG 1450 Waxy, Average M.W 1300-1600, Density at 60[degree]C 1.0919, Melting/Freezing range, C 43 to 46

PEG 1450 SOLID. Carbowax Polyethylene Glycol H(OCH2CH2)nOH CAS #2532-68-3 An embedding medium for microscopy and histochemistry. Carbowax PEG 1000 Waxy, Average M.W 950-1050, Density at 60[degree]C 1.0926, Melting/Freezing range, C 37 to 40

Peg 1000 Waxy. . Carbowax Polyethylene Glycol H(Och2Ch2)Noh Cas #2532-68-3 An Embedding Medium For Microscopy And Histochemistry. Carbowax Peg 1000 Viscous Liquid, Average M.W 570-630, Density At 20[Degree]C 1.1257, Density At 60[Degree]C 1.0930, Melting/Freezing Range, C

PEG 600 VISCOUS LIQUID. Carbowax Polyethylene Glycol H(OCH2CH2)nOH CAS #2532-68-3 An embedding medium for microscopy and histochemistry. Carbowax PEG 400 viscous liquid, Average M.W 380-420, Density at 20[degree]C 1.1254, Density at 60[degree]C 1.0930, Melting/Freezing

PEG 400 VISCOUS LIQUID. Carbowax Polyethylene Glycol H(OCH2CH2)nOH CAS #2532-68-3 An embedding medium for microscopy and histochemistry. Carbowax PEG 300 viscous liquid, Average M.W 285-315, Density at 20[degree]C 1.1250, Density at 60[degree]C 1.0928, Melting/Freezing

PEG 300 VISCOUS LIQUID. Carbowax Polyethylene Glycol H(OCH2CH2)nOH CAS #2532-68-3 An embedding medium for microscopy and histochemistry. Carbowax PEG 200 viscous liquid, Average M.W 190-210, Density at 20[degree]C 1.2390, Density at 60[degree]C 1.0922, Melting/Freezing

METHYLENE CHLORIDE (PLASTISOLVE). Reagent, A.C.S. (Dichloromethane; Plastisolve) CH2Cl2 - F.W. 84.93 - CAS #75-09-2

PEG 200 VISCOUS LIQUID. Carbowax Polyethylene Glycol H(OCH2CH2)nOH CAS #2532-68-3 An embedding medium for microscopy and histochemistry. PEG 200 viscous liquid, Average M.W.: 190-210, Density at 20[degree]C at 60[degree]C: 1.2390, 1.0922, Melting /Freezing range, [degree]C - set

METHYLENE CHLORIDE (PLASTISOLVE). Reagent, A.C.S. (Dichloromethane; Plastisolve) CH2Cl2 - F.W. 84.93 - CAS #75-09-2

PYRONIN Y, CERTIFIED. C.I. # 45005 - Cudder's method combined Gram/Pappenheim stain for gonorrheal pus. Kurnick's method used with methyl green which stains liver cells. For staining protein in the diazosulfanilic acid technique; a substitute for azur A.

PICRIC ACID. Reagent, Crystal, A.C.S. (2,4,6-Trinitrophenol) C6H2(NO2) 3OH - FW 229.11 - CAS #88-89-1 A.C.S. Specifications: Water - min 30%, Melting Point (dried) - 121-123[degree]C, Insoluble in Resinous Matter. - 0.0001, Insoluble in benzene - 0.001, Sulfate

PTA (PHOSPHOTUNGSTIC ACID). Crystal, Reagent, Highest Purity (Tungstophosphoric Acid) H3[P(W3O10)4] aq CAS 12501-23-4, Solubility - Practically clear, colorless solution. Ammonia (NH ) - 0.00004, Chloride (Cl) - 0.0003, Insoluble Matter - 0.0002

PHOSPHOMOLYBDIC ACID. Crystal, Reagent, A.C.S. (dodeca-Molybdophosphoric Acid) H3PO4-+12(MoO3)-+24H2O - F.W. 2257.6 - CAS #51429-74-4

PMSF(PHENYLMETHYLSULFONYL FLUORIDE). C6H5CH2SO2F - F.W. 174.20 - CAS #329-98-6 Assay - 99.0%, Water - 0.1%

PHENOL RED, SODIUM SALT. (Phenolsulfonphthalein Sodium Salt) C19H13NaO5S - F.W. 376.37 - -CAS #34487-61-1 A standard indicator for preparing buffers, pH range 6.8-8.2. Assay - 99.0%, Water - 0.1%

PMSF(PHENYLMETHYLSULFONYL FLUORIDE). C6H5CH2SO2F - F.W. 174.20 - CAS #329-98-6 Assay - 99.0%, Water - 0.1%

PERIODIC ACID. Reagent H5IO6 - F.W. 227.96 - CAS #10450-60-9 Assay - 99.0%, Heavy Metals - .0.005%, Insoluble Matters - 0.0001, Iron - .0.003%, Other Halogen (Cl) - 0.0001, Residue after Ignition - 0.0001, Sulfate - 0.0001

PHENOL RED. (Phenolsulfonphthalein) C19H14O5S - F.W. 354.38 - CAS #143-74-8 A standard indicator for preparing buffers, pH range 6.4-8.2.

PIPES. 1.5 Sodium Salt, Crystal [Piperazine-N,N-bis (2-ethanesulfonic acid,) 1.5 Sodium] F.W. 335.3 - pK = pH = 6.8 at 25[degree]C- - CAS #10010-67-0

PARLODION STRIPS. (Pyroxylin Purified Strips) C12H16N4O18 - F.W. 504.28 - CAS #9004-70-0 Highly purified from cellulose nitrate; specially prepared for embedding tissue for sectioning and for preparing semi-permeable membranes.

PIPES. 1.5 Sodium Salt, Crystal [Piperazine-N,N-bis (2-ethanesulfonic acid,) 1.5 Sodium] F.W. 335.3 - pK = pH = 6.8 at 25[degree]C- - CAS #10010-67-0

PARAPLAST REGULAR. Handy pellet form melts rapidly. Melting Point 56[degree]C Cuts to 4 micron thickness with ribbon continuity - no Crumbling or cracking. Double filtered. No need for filtration before use.

PARAFORMALDEHYDE, GRANULAR. EM Grade, Purified (Polyoxymethylene) OH(CH2O)n H, CAS 30525-89-4, product of methylene glycol, contain more than 95.5% PFA content, small, free-flowing, dust-free beads, fast-penetrating EM fixative.

PARAFORMALDEHYDE, PRILLS. EM Grade, Purified (Polyoxymethylene) OH(CH2O)n H, CAS 30525-89-4, product of methylene glycol, contain more than 95.5% PFA content, small, free-flowing, dust-free beads, fast-penetrating EM fixative.

PARAFORMALDEHYDE, PRILLS. EM Grade, Purified (Polyoxymethylene) OH(CH2O)n H, CAS 30525-89-4, product of methylene glycol, contain more than 95.5% PFA content, small, free-flowing, dust-free beads, fast-penetrating EM fixative.

OSMIUM TETROXIDE,2% SOL. A complete line of Osmium Tetroxide Aqueous Solutions is available with various concentrations. Sealed under dry nitrogen. Prepared daily. Exact concentrations and volume in pre-scored amber-ampoules

NSA (NONENYL SUCCINIC ANHYDRIDE). Specially Distilled EM Grade F.W. 227 - CAS #28928-97-4 b.p. 325[degree]C Viscosity: 102.8 at 25[degree]C Density: 1.08gm/cm3 An epoxy hardener specially distilled.

OSMIUM TETROXIDE 4% SOL.. A complete line of Osmium Tetroxide Aqueous Solutions is available with various concentrations. Sealed under dry nitrogen. Prepared daily. Exact concentrations and volume in pre-scored amber-ampoules

OSMIUM TETROXIDE 4% AQUEOUS SOL.. A complete line of Osmium Tetroxide Aqueous Solutions is available with various concentrations. Sealed under dry nitrogen. Prepared daily. Exact concentrations and volume in pre-scored amber-ampoules

OSMIUM TETROXIDE,2% SOL.. A complete line of Osmium Tetroxide Aqueous Solutions is available with various concentrations. Sealed under dry nitrogen. Prepared daily. Exact concentrations and volume in pre-scored amber-ampoules

OSMIUM TETROXIDE 4% SOL.. A complete line of Osmium Tetroxide Aqueous Solutions is available with various concentrations. Sealed under dry nitrogen. Prepared daily. Exact concentrations and volume in pre-scored amber-ampoules

OSMIUM TETROXIDE. Crystalline, Highest Purity, 99.95%,(Osmic Acid Anhydride), OsO4 CAS #20816-12-0, Melting Range: 39.5-41.0[degree]C, Boiling Point: 129.7[degree]C, Vapor Pressure at 25[degree]C: 9.8 mmHg, Solubility: 5.07% in Cold Water; 6.5% in Hot Water; 25.0% in CCl4

OSMIUM TETROXIDE. Crystalline, Highest Purity, 99.95%,(Osmic Acid Anhydride), OsO4 CAS #20816-12-0, Melting Range: 39.5-41.0[degree]C, Boiling Point: 129.7[degree]C, Vapor Pressure at 25[degree]C: 9.8 mmHg, Solubility: 5.07% in Cold Water; 6.5% in Hot Water; 25.0% in CCl4

OSMIUM TETROXIDE. Crystalline, Highest Purity, 99.95%,(Osmic Acid Anhydride), OsO4 CAS #20816-12-0, Melting Range: 39.5-41.0[degree]C, Boiling Point: 129.7[degree]C, Vapor Pressure at 25[degree]C: 9.8 mmHg, Solubility: 5.07% in Cold Water; 6.5% in Hot Water; 25.0% in CCl4

ORANGE G, CERTIFIED. C.I. # 16230 - For staining fibrin, keratin, collagen, and erythrocytes. Staining alpha, beta, and gamma cells. For staining nissl substances and PAS-positive material

ORANGE II, CERTIFIED. C.I. # 15510 - Kalter's method used with fast green FCF, safranin O, and crystal violet for quadruple staining of tissues. Orange G substitution for better contrast

NINHYDRIN. Crystal, Reagent (1,2,3-Triketohydrindene Monohydrate) C9O4-+H2O - F.W. 178.15 - CAS #485-47-2

NILE BLUE A, CERTIFIED. C.I. # 51180 - A fat and lipid stain; differentiation of melamines and lipofuchsins. Staining for phospholipids.

NMA (NADIC METHYL ANHYDRIDE). (Methyl-5-Norbornene-2,3-Dicarboxylic Anhydride) C10H10O3 - F.W. 178.19 - CAS #25134-21-8 Specific Gravity at 20/20[degree]C : 1.245 b.p. at 10mm Hg : 140[degree]C

MOPS, BIOLOGICAL BUFFER. (3-(N-Morpholino) propanesulfonic acid), pH range 6.5-7.9

METHYL VIOLET 2B,CERTIFIED. C.I. #42535 (Basic Violet 1; Dahlia B; Gentian Violet; Paris Violet; Pyoktanium Coeruleum) C24H28N4Cl CAS #8004-87-3 Solubility: 9.0% Water; 8.25% ETOH; 9.0% Cellosolve; 8.5% Glycol;0.01% Xylene Dye content: 75% min

METHYL METHACRYLATE. Monomer (Methacrylic Acid Methyl Ester) CH2-+C(CH3)COOCH3 - F.W. 100.12 - CAS #80-62-6 b.p. 99-100[degree]C Specific Gravity at 20[degree]C : 0.943 Inhibitor (Hydroquinone): 0.0025% (25ppm)

METHYL GREEN, CERTIFIED. C.I. 42590 (Zinc Chloride Salt; Ethyl Green) C27H35N3C12-+ZnC12 CAS 7114-03-6, Myeloperoxidase stain; Used with bismarck brown for mucin & calciformcells of intestine, cartilage of trachea, & embryonic tissue.

METHYL ETHYL KETONE. Reagent (2-Butanone) CH3COCH2CH3 - F.W. 72.11 - CAS #78-93-3 Assay 98% Specific Gravity (H2O=1) : 0.799-0.802 Acidity (as CH3COOH) 0.00003 Water 0.002

METHYL CELLULOSE, 400CSP. USP/NF (Methylcel MC; Cellulose Methyl Ether) CAS #9004-67-5 Methoxyl (-CH3) content : 27.5-31.5% Medium viscosity (2% in water, at 20[degree]C): 230-550 cps Used with polyethylene glycol in the presence of acidic uranyl acetate to stain cryo sections.

METHYLENE BLUE, CERTIFIED. C.I. 52015, (Basic Blue 9; Swiss Blue), C16H18N3SCl G3H2O CAS 7220-79-3, For use in acid-fast bacteria, acid-fast baccilli, and as a rickettsia stain, Cain's method for mitochrondria, For staining Negri bodies in nerve cells

MALEIC ACID. Crystalline, Repurified, A.C.S. (Toxilic Acid; cis-Butenediodic Acid) HOOCCH:CHCOOH - F.W. 116.08 - CAS #110-16-7 m.p. 132-134[degree]C Assay 99.5% Insoluble Matter 0.00005 Fumaric Acid 0.0015 Chloride 0.0001 Sulfate. 0.00001

METHANOL (METHYL ALCOHOL). Reagent, ACS (Methyl Alcohol), CH3OH CAS 67-56-1, Assay: 99.8%, Specific Gravity: 0.79, ACS Specifications: Residue after Evaporation: 0.00001, Boiling Range (64.6[degree]C): 2[degree]C max, Appearance: Clear, Color (A.P.H.A.): 10 max

METHANOL (METHYL ALCOHOL). Reagent, ACS (Methyl Alcohol), CH3OH CAS 67-56-1, Assay: 99.8%, Specific Gravity: 0.79, ACS Specifications: Residue after Evaporation: 0.00001, Boiling Range (64.6[degree]C): 2[degree]C max, Appearance: Clear, Color (A.P.H.A.): 10 max

MALACHITE GREEN 4, CERTIFIED. C.I. 42000, (Malachite Green Oxalate; Diamond Green B; BX or P Extra; Light Green N, Solid Green O; Victoria Green B or WB), 2(C23H25N2).2(C2H2O4).C2O4 CAS 2437-29-8, Used as bacteria stain and counterstain

MAGNESIUM CHLORIDE. Hexahydrate, Reagent, A.C.S. MgCl2-+6H2O - F.W. 203.30 - CAS #7791-18-6 Assay: 99.0-102.0%

MOUNT QUICK WATER BASE. Mounting media for cover glass.- It comes in a convenient dispensing tube or bottle. - Solvent based which is soluble in xylene and has a 10 minute dry time.- Its viscosity is 33 cps ar 25[degree].

UV MOUNTING MEDIUM. A mounting medium that is designed to match the refractive index of JB-4 embedded sections. Cures within 2 minutes when exposed to long wave UV light(365nm) when applied to moist sections. Sections are mounted after last staining water

LIGHT GREEN SF YELLOWISH, CERTIFIED. C.I. #42095 (Acid Green 5; Light Green 2G, S or 2GN; Acid Green F; Fast Acid Green N) C37H34N2Na2O9S3 - F.W. 792.86 - CAS #5141-20-8 Solubility: 20.35% Water; 4.0% Alcohol; 5.25% Cellosolve; 12.0% Glycol; 0.0% Xylene

LEAD CITRATE. Trihydrate Pb(C6H5O7)2-+3H2O CAS #512-26-5 Minimum assay 99.% The most widely used metal stain for ultra thin sections. A simplified lead citrate stain for use in electron microscopy. J. Cell Biol. 25:407 Famy, A. (1967).

LEAD CITRATE. Trihydrate Pb(C6H5O7)2-+3H2O CAS #512-26-5 Minimum assay 99.% The most widely used metal stain for ultra thin sections. A simplified lead citrate stain for use in electron microscopy. J. Cell Biol. 25:407 Famy, A. (1967).

LEAD ACETATE. Trihydrate Reagent, A.C.S. Pb(CH3COO)2-+3H20 - F.W. 379.33 - CAS #6080-56-4 A.C.S. Specifications: Assay . 99.0-103.0% Chloride . 5ppm Copper . 0.00002 Insoluble Matter . -0.01% Iron . 0.00001 Nitrate and Nitrite (as NO3) .

LANTHANUM NITRATE. Hexahydrate, Reagent La(NO3)3-+6H20 CAS #10277-43-7 m.p. 40[degree]C Assay .. Min 99.9% Calcium .. 0.00001 Magnesium .. 0.000001 A metal stain, intracellular tracer.

ISO PROPYL ALCOHOL. Reagent, A.C.S. (2-Propanol) CH3CH(OH)CH3 CAS #67-63-0 A.C.S. Specifications: Color (APHA). 10 Density at 25[degree]C. 0.781-0.783 Boiling Range (including 82.3[degree]C). 1[degree]C Titratable Acid or Base. 0.0001 meq/g Residue after Evaporation. 0.00001 S

ISO PROPYL ALCOHOL. Reagent, A.C.S. (2-Propanol) CH3CH(OH)CH3 CAS #67-63-0 A.C.S. Specifications: Color (APHA). 10 Density at 25[degree]C. 0.781-0.783 Boiling Range (including 82.3[degree]C). 1[degree]C Titratable Acid or Base. 0.0001 meq/g Residue after Evaporation. 0.00001 S

INDIUM TRICHLORIDE. Anhydrous InCl3 - F.W. 221.18 - CAS #10025-82-8 Chloride Content: 98% A metal stain for nucleic acid J. Biophys Biochem Cytol, 11,257 (1961)

INDIGO CARMINE, CERTIFIED. C.I. #73015 (Acid Blue 74; Carmine Blue; Indigotine 1, 1A) C16H8N2O8S2Na2 CAS #860-22-0 Dye content: approx. 85% Solubility: 1.3% Water; 0.0% Alcohol; 4.0% Cellosolve; 2.85% Glycol; 0.0% Xylene Shunway's stain for animal embryos

IMIDAZOLE. Reagent (Glyoxaline) C3H4N2 CAS #288-32-4 Assay min 99.5% Imidazole is a lipid-enhancing buffer agent. Used with 4% osmium tetroxide solution in post-fixation of tissue blocks, produces a prominent electron-opaque staining of lipid droplets with no evidence of diffusion

HPMA (HYDROXYPROPYL METHACRYLATE). 2-Hydroxypropyl Methacrylate (Propylene glycol monomethacrylate) C7H12O3 - F.W. 144.17 - CAS #27813-02-1 b.p. 70[degree]C/1mmHg Specific Gravity at 25[degree]C 1.028 Solubility in Water 13% Inhibited with approx. 300ppm MEHQ

GMA (HYDROXYETHYL METHACRYLATE). Low Acid (2-Hydroxyethyl methacrylate monomer, inhibited;HEMA) C6H10O3 - F.W. 130.14 - CAS#868-77-9 Specific Gravity: 1.07 b.p. 67[degree]C Inhibited with approximately 330ppm MEHQ A water soluble monomer.

HEPE'S BUFFER. Crystal, Biological Buffer (N-2-Hydroxyethylpiperazine-N'-2-Ethanesulfonic acid) C8H18O4N2S - F.W. 238.30 - CAS #7365-45-9 Assay 99% pKa at 20[degree]C 7.55 pH Range 7.0-8.0 A(260) (1.0M in H2O) 0.05 Ash 0.1% Good's buffer.

HEPE'S BUFFER. Crystal, Biological Buffer (N-2-Hydroxyethylpiperazine-N'-2-Ethanesulfonic acid) C8H18O4N2S - F.W. 238.30 - CAS #7365-45-9 Assay 99% pKa at 20[degree]C 7.55 pH Range 7.0-8.0 A(260) (1.0M in H2O) 0.05 Ash 0.1% Good's buffer.

HEXAMETHYLENETETRAMINE. A.C.S. Reagent, Granular (Urotropine; Methenamine) C6N4 - F.W. 140.19 - CAS #100-97-0 Assay: 99.0-100.5% Specifications: Residue after Ignition 0.001 Chloride 0.00014 Sulfate To Pass Test Heavy Metals. 0.00001 Used in silver stains

GELATIN TYPE B, 225 BLOOM. Powder, U.S.P. CAS #9000-70-8 Solubility: 12% in H2O at 20[degree]C pH (1% in H2O): 3.5-5.0 Residue after ignition: 2% Type B-from Bovine skin (base cured tissue). Strength of gel is based on bloom number

GELATIN TYPE B, 75 BLOOM. Powder, U.S.P. CAS #9000-70-8 Solubility: 12% in H2O at 20[degree]C pH (1% in H2O): 3.5-5.0 Residue after ignition: 2% Type B-from Bovine skin (base cured tissue). Strength of gel is based on bloom number.

GELATIN TYPE A, 60 BLOOM. Powder, U.S.P. CAS #9000-70-8 Solubility: 12% in H2O at 20[degree]C pH (1% in H2O): 3.5-5.0 Residue after ignition: 2% Type A-from Porcine skin (acid cured tissue). Strength of gel is based on bloom number.

GELATIN TYPE A, 175 BLOOM. Powder, U.S.P. CAS #9000-70-8 Solubility: 12% in H2O at 20[degree]C pH (1% in H2O): 3.5-5.0 Residue after ignition: 2% Type A-from Porcine skin (acid cured tissue). Strength of gel is based on bloom number

GELATIN TYPE A, 300 BLOOM. Powder, U.S.P. CAS #9000-70-8 Solubility: 12% in H2O at 20[degree]C pH (1% in H2O): 3.5-5.0 Residue after ignition: 2% Type A-from Porcine skin (acid cured tissue). Strength of gel is based on bloom number

10% glutaraldehyde in solv't of choice-10x10ml.

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