Alfa Aesar
236 résultats affichés
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(^+)-Camphor, 96% – 100 g
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(3-Aminopropyl)triethoxysilane, 98% – 2500 g
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(R)-(+)-1-Phenylethyl isocyanate, 99% – 1 g
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(R)-(+)-Limonene, 96% – 100 ML
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1-Hexadecanol, 98% – 500 g
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1-Phenyl-3-pyrazolidinone, 97% – 50 g
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1,1,2,2-Tetrabromoethane, 97% – 50 ML
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1,2-Propanediol, ACS, 99.5% min – 500 ML
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1,3-Diaminopropane, 98% – 100 ML
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1,4-Dioxane, HPLC Grade, 99% min, packaged under Argon in resealable ChemSeal^t bottles – 250 ML
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1,5-Diphenylcarbazide, ACS – 25 g
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2-(Methoxycarbonyl)benzenesulfonamide, 98% – 25 g
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2-Amino-5-chlorobenzophenone, ≥98% – 500 g
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2-Amino-5-nitrobenzophenone, 98% – 100 g
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2-Benzylpyridine, 98+% – 250 g
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2-Butyne-1,4-diol, 98+% – 5000 g
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2-Phenylethyl acetate, 98% – 250 g
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3-(4-Chlorophenoxy)-1,2-propanediol, 99% – 25 g
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3-Diethylamino-1-propyne, 98+% – 25 g
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3-Diethylamino-1-propyne, 98+% – 5 g
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3,5-Dinitrosalicylic acid, ≥97% – 50 g
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4-n-Hexyloxybenzoyl chloride, 98% – 5 g
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4-Nitrophenyl phosphate disodium salt hexahydrate, 5mg tablets – 100 pc
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4-Nitrophthalic acid, 97% – 5 g
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4-Phenoxyaniline, 97% – 100 g
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4″-Methylpropiophenone, 94% – 100 g
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5-Sulfosalicylic acid dihydrate, ACS, ≥99% – 100 g
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Acetate Buffer (1 M, pH 5.5) – 500 ML
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Aluminum foil, 0.25mm (0.01in) thick, annealed, 99% (metals basis), Si and Fe (combined) typically 1% – 1 Pce
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Aluminum oxide, 99% (metals basis) – 500 g
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Aluminum powder, -325 mesh, 99.5% (metals basis) – 250 g
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Aluminum silicate – 500 g
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Aluminum wire, 1.0mm (0.04in) dia, annealed, 99+% (metals basis) – 10 m
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Ammonium acetate, ACS, 97.0% min – 2 kg
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Ammonium chloride, Puratronic|r, 99.999% (metals basis) – 50 g
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Ammonium iron(III) citrate, brown – 250 g
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Ammonium magnesium phosphate hexahydrate, 98% – 100 g
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Ammonium molybdate (para) tetrahydrate, 99% – 50 g
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Ammonium molybdate (para) tetrahydrate, ACS, 81-83% as MoO{3} – 50 g
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Ammonium thiocyanate, 98+% – 250 g
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Antimony potassium tartrate trihydrate, ACS, 99.0-103.0% – 25 g
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Antimony powder, -100 mesh, 99.5% (metals basis) – 1 kg
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Antimony powder, -200 mesh, 99.5% (metals basis) – 100 g
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Arbutin, ≥98% – 1 g
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Barium bromide dihydrate, 98+% – 500 g
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Barium sulfate, 97% – 1 kg
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Benzyl acetate, 99% – 500 g
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Benzyl alcohol, 99% – 2500 g
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Bismuth(III) chloride oxide, 99.95% (metals basis) – 100 g
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Bismuth(III) chloride, anhydrous, 99.9% (metals basis) – 25 g
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Brilliant Green – 25 g
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Bromothymol Blue – 10 g
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Buffer solution, pH 10.00 (^+0.01 @ 25^oC), No Color, Specpure|r, NIST Traceable – 500 ML
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Buffer solution, pH 11.00 (±0.01 @ 25°C), No Color, Specpure®, NIST Traceable – 500 mL
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Buffer solution, pH 8.00 (^+0.01 @ 25^oC), No Color, Specpure|r, NIST Traceable – 500 ML
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Buffer solution, pH 8.00 (±0.01 @ 25°C), No Color, Specpure®, NIST Traceable – 1 L
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Buffer solution, pH 9.00 (^+0.01 @ 25^oC), No Color, Specpure|r, NIST Traceable – 500 ML
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Caffeine, 99.7% – 25 g
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Calcium carbonate, 98% – 500 g
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Calcium chloride, dried, powder, 97% – 250 g
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Calcium fluoride, 99.5% (metals basis) – 5 kg
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Calcium iodate monohydrate, 99+% – 100 g
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Calcium peroxide, typically 65% – 500 g
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Cesium chloride, 99% (metals basis) – 250 g
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Cesium hydroxide hydrate, 99.9% (metals basis) – 25 g
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Chlorotrimethylsilane, 98% – 100 ML
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Chromium(III) nitrate nonahydrate, 98.5% – 250 g
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Citronellol, 95% – 500 g
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Cobalt(II) carbonate, 99.5% (metals basis) – 250 g
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Cobalt(II) nitrate hexahydrate, 97.7% min – 250 g
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Cobalt(II) phosphate octahydrate – 50 g
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Cobalt(II) sulfate heptahydrate, 98% – 100 g
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Copper wire, 1.0mm (0.04in) dia, annealed, 99.9% (metals basis) – 25 m
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Copper wire, 1.5mm (0.06in) dia, 99.9% (metals basis) – 25 m
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Copper(I) oxide, 97% – 500 g
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Copper(II) carbonate dihydroxide, Cu 55% min – 500 g
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Copper(II) chloride dihydrate, ACS, ≥99% – 100 g
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Copper(II) chloride, anhydrous, 98% min – 1 kg
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Copper(II) nitrate hemi(pentahydrate), 98% – 500 g
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Copper(II) pyrophosphate hydrate, P{2}O{7} 43.5-48.5% – 1 kg
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Copper(II) sulfate, anhydrous, Reagent Grade – 100 g
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Cresol Red – 25 g
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Cyclohexanone, 99+% – 2500 ML
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Denatonium benzoate – 1 g
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Dibenzoyl peroxide, 97% (dry wt.), wet with 25% water – 50 g
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Dichloromethane, 99+%, stab. with ca. 50ppm amylene – 500 ML
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Diiodomethane, 99%, stab. – 250 g
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DL-Tryptophan, 99% – 5 g
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Ethyl acetate, ACS, 99.5+% – 500 ML
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Ethyl L-lactate, 99% – 500 g
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Europium(III) oxide, REacton®, 99.9% (REO) – 5 g
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Filter aid, Celite|r 545, treated with sodium carbonate, flux calcined – 1000 g
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Filter aid, Celite|r 545, treated with sodium carbonate, flux calcined – 5000 g
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Fluorescein – 100 g
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Gallium(III) oxide, Puratronic®, 99.999% (metals basis) – 25 g
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Heptafluorobutyric acid, 99% – 25 g
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Hydroquinone, 99% – 250 g
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Iodine, 0.01N Standardized Solution – 1 L
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Iodoethane, 98+%, stab. with copper – 100 g
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Iron wire, 2.0mm (0.08in) dia, ≥99% (metals basis) – 50 m
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Iron(II) chloride tetrahydrate, 98% – 1000 g
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Iron(III) chloride hexahydrate, 97% – 500 g
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Isobutanol, ACS, 99+% – 500 ML
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Isonicotinamide, 99% – 500 g
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L-(+)-Tartaric acid, 99% – 100 g
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L-Ascorbic acid sodium salt, 99% – 100 g
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L-Glutamic acid monosodium salt – 10 g
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L-Homoarginine hydrochloride, 98+% – 5 g
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Lanthanum(III) chloride heptahydrate, 99% – 100 G
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Lanthanum(III) chloride hydrate, 99.9% (REO) – 500 g
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Lead bar, approximately 1.35×2.54×30.5cm (0.53×1.0x12.0in), 99.9% (metals basis) – 1 pc
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Lead bar, approximately 1.35×2.54×30.5cm (0.53×1.0x12.0in), 99.9% (metals basis) – 1 Pce
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Lead powder, -200 mesh, 99.9% (metals basis) – 1 kg
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Lithium molybdenum oxide, ≥99% – 100 g
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Lithium nitrate, anhydrous, 99.98% (metals basis) – 50 g
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Magnesium fluoride, 99% (metals basis excluding Ca and Na), Ca+Na <1% - 250 g
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Magnesium hexafluorosilicate hexahydrate, 98% – 10000 g
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Magnesium hexafluorosilicate hexahydrate, 98% – 2500 g
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Malonic acid, 99% – 100 g
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Malonic acid, Reagent Grade, 99.5+% – 100 g
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Manganese powder, APS <10 micron, 99.6% (metals basis) - 50 g
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Manganese(IV) oxide, activated, tech., Mn 58% min – 100 g
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Mercaptoacetic acid, 97+% – 100 g
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Methanol, 99% – 1000 ML
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Methyl Green, 0.1% w/v aq. soln. – 100 ML
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Methyl Green, zinc chloride – 25 g
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Methyl Red – 100 g
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Methyl Red – 25 g
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Methylene Blue, 1% w/v aq. soln. – 500 ML
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Methylene Blue, high purity, biological stain – 100 g
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n-Butyl acetate, 99+% – 500 ML
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n-Tetracontane, 97% min – 0.5 g
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N,N,N »,N »-Tetramethylethylenediamine, 99% – 100 ML
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Nickel powder, -325 mesh, typically 99.8% (metals basis) – 100 g
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Nickel(II) carbonate, anhydrous, 98% – 250 g
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Nickel(II) nitrate hexahydrate, Puratronic®, 99.9985% (metals basis) – 50 g
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Nickel(II) oxide, 99% (metals basis) – 250 g
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Nickel(II) sulfate hydrate, Puratronic®, 99.9985% (metals basis) – 25 g
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Niobium powder, -325 mesh, 99.8% (metals basis) – 25 g
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o-Xylene, 99% – 100 ML
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Oil Red O – 25 g
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p-Xylene, 99% – 100 ML
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Phenol, detached crystals, 99+% – 100 g
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Phosphorous acid, 98+% – 250 g
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Phosphorus powder, -100 mesh, red amorphous, 98% (metals basis) – 100 g
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Phosphorus, AAS standard solution, Specpure|r, P 1000^mg/ml – 100 ML
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Phosphorus(III) bromide, 99% (metals basis) – 25 g
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Phthalic anhydride, 99% – 250 g
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Platinum granules, 6.35mm (0.25in) and down, 99.95% (metals basis) – 1 g
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Potassium bromide, ACS, 99% min – 50 g
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Potassium carbonate, ACS, 99.0% min – 500 g
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Potassium chloride, 0.010M, Conductivity Standard – 500 ML
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Potassium hydrogen sulfate, fused, ACS, mixture of potassium pyrosulfate, K2S2O7, and potassium bisulfate, KHSO4 – 100 g
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Potassium oxalate hydrate, 99% – 250 GR
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Potassium silicate, anhydrous – 100 g
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Potassium silicate, anhydrous – 500 g
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Potassium trioxalatoferrate(III) trihydrate – 25 g
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Potassium, solid, 99.95% (metals basis) – 1 g
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Potassium, solid, 99.95% (metals basis) – 1 g
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Potassium, solid, 99.95% (metals basis) – 5 g
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Potassium, solid, 99.95% (metals basis) – 5 g
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Rhodizonic acid disodium salt, 98% – 5 g
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Salicylaldehyde azine, 97% – 50 g
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Salicylic acid, ACS, 99+% – 100 Gr
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Sebacoyl chloride, 97% – 100 g
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Selenium powder, -200 mesh, 99.999% (metals basis) – 50 g
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Selenium(IV) oxide, 99.4% (metals basis) – 100 g
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Silicon lump, 10cm (3.9in) and down, 98.4% (metals basis) – 1 kg
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Silicone oil, for oil baths, usable range from -40 to +200°C – 500 g
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Silver foil, 0.025mm (0.001in) thick, annealed, Premion®, 99.998% (metals basis) – 1 Pce
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Silver nitrate, 0.1N Standardized Solution – 20 L
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Silver nitrate, 99+% – 100 g
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Silver nitrate, 99+% – 25 g
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Silver nitrate, 99+% – 5 g
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Silver nitrate, 99+% – 500 g
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Silver powder, APS 4-7 micron, 99.9% (metals basis) – 10 g
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Silver slug, 3.175mm (0.125in) dia x 6.35mm (0.25in) length, 99.99% (metals basis) – 10 g
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Silver wire, 0.05mm (0.002in) dia, annealed, 99.99% (metals basis) – 5 m
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Silver wire, 0.25mm (0.01in) dia, Premion|r, 99.9985% (metals basis) – 5 m
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Silver wire, 0.5mm (0.02in) dia, Premion|r, 99.9985% (metals basis) – 1 m
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Silver wire, 1.0mm (0.04in) dia, annealed, 99.9% (metals basis) – 1 m
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Sodium 1-heptanesulfonate monohydrate, 99% – 50 g
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Sodium 1-pentanesulfonate, 99% (dry wt.), water <1.5% - 100 g
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Sodium chloride crystal optic rectangle, 41mm x 23mm x 6mm (drilled), polished both sides – 1 Pce
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Sodium hydrogen sulfate monohydrate, Reagent Grade – 1 kg
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Sodium hydrosulfite, tech., ≥85% – 25 g
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Sodium hydroxide, 0.01N Standardized Solution – 1 L
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Sodium hydroxide, 0.5N Standardized Solution – 1 L
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Sodium metaborate tetrahydrate, 98% – 500 g
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Sodium metaborate tetrahydrate, tech. – 1 kg
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Sodium metasilicate pentahydrate, tech. – 1 kg
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Sodium sulfate, anhydrous, 99% – 500 g
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Sorbic acid, 99% – 1000 g
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Strontium chloride, anhydrous, 95% – 2 Kg
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Strontium chloride, anhydrous, 95% – 500 g
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Styrene, 99%, stab. with 10-15ppm 4-tert-butylcatechol – 100 ML
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Sucrose, ultrapure, 99% – 100 g
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Tellurium powder, -200 mesh, 99.5% (metals basis) – 50 g
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Thiophene, 99% – 250 g
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Thymol, 98+% – 100 g
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Tin shot, 3mm (0.1in), ≥99.99% (metals basis) – 100 g
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Tin wire, 0.25mm (0.01in) dia, Puratronic|r, 99.998% (metals basis) – 5 m
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Tin(IV) chloride, anhydrous, 98% (metals basis) – 500 g
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Total Organic Carbon (TOC), standard solution, Specpure®, 1000µg/ml – 100 mL
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Total Organic Carbon (TOC), standard solution, Specpure®, 1000µg/ml – 500 mL
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Trichloroacetic acid, 5% w/v aq. soln. – 500 ML
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Tricyclohexylphosphine, technical grade – 5 g
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Triethylamine, 99% – 250 ML
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Trifluoroacetic acid, 99% – 25 ML
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Triton|r X-100 – 100 ML
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Triton|r X-100 – 500 ML
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Tungsten rod, 3.175mm (0.125in) dia, annealed, 99.95% (metals basis) – 25 cm
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Tungsten rod, 5.0mm (0.20in) dia, annealed, 99.95% (metals basis) – 10 cm
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Tungsten(VI) oxide, 99.8% (metals basis) – 100 g
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Uric acid, 99% – 25 g
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Vanadium powder, -325 mesh, 99.5% (metals basis) – 10 g
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Vanadium powder, -325 mesh, 99.5% (metals basis) – 50 g
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Vanadium(III) chloride, 99% (metals basis) – 10 g
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Vanadium(IV) oxide, 99% (metals basis) – 50 g
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Vanadium(V) oxide, 99.2% – 250 g
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Vitamin A palmitate, 1.7 M.I.U./g – 25 g
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Zinc chloride, anhydrous, 98+% – 100 g
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Zinc foil, 0.25mm (0.01in) thick, 30cm (12in) wide, 99.98% (metals basis) – 10 cm
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Zinc foil, 0.25mm (0.01in) thick, 30cm (12in) wide, 99.98% (metals basis) – 50 cm
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Zinc foil, 0.62mm (0.024in) thick, 30cm (12in) wide, 99.9% (metals basis) – 50 cm
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Zinc foil, 1.6mm (0.063in) thick, 15x15cm (5.9×5.9in), 99% (metals basis) – 1 pc
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Zinc gluconate hydrate, 97% – 100 g
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Zinc granules, ACS, -20 mesh, 99.8% min – 100 g
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Zinc granules, ACS, -20 mesh, 99.8% min – 500 g
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Zinc oxide, Puratronic®, 99.999% (metals basis) – 50 g
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Zinc rod, 8mm (0.31in) dia, 99.9999% (metals basis) – 50 mm
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Zinc sulfate heptahydrate, 98% – 500 g
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Zinc wire, 0.25mm (0.01in) dia, Puratronic®, 99.994% (metals basis) – 2 m
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Zinc wire, 2.0mm (0.08in) dia, 99.95% (metals basis) – 1 m
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Zinc wire, 3.18mm (0.125in) dia, 99.95% (metals basis) – 10 m
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Zirconium powder, APS 2-3 micron, packaged in water – 100 g
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236 résultats affichés