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Displaying 2351-2400 of 19750 results.
Sigma Cat.No.Description
181892,4-Dinitrophenylhydrazine hydrochloric acid solution
~0.005 M in ethanol, for TLC derivatization
181912,4-Dinitrotoluene
certified reference material, TraceCERT®
18214Metazachlor Metabolite M479H016
certified reference material, TraceCERT®
182192Poly(lauryl methacrylate) solution
25 wt. % in toluene, analytical standard, average Mw 570,000 (Typical), average Mn 290,000 (Typical)
18224Fraxetin
analytical standard
182261,2-Dilinoleoyl-3-oleoyl-rac-glycerol
analytical standard
182435Polystyrene
analytical standard, average Mw 290,000 (typical), average Mn 130,000 (typical)
182508Poly(vinyl acetate)
analytical standard, molecular weight series
182621Poly(vinyl chloride)
analytical standard, average Mw 85,000 (Typical), average Mn 40,000 (Typical)
18266Thulium Ionophore I
Selectophore, function tested
18281Dibutyl phthalate
certified reference material, TraceCERT®
18282Hexyl hexanoate
analytical standard
18299Maltol
analytical standard
18304Hydrogen peroxide solution
34.5-36.5%
18309Ginkgolide C
analytical standard
18332Peptone from vegetable
suitable for microbiology
183350Poly(ethyl methacrylate)
analytical standard, average Mw 340,000 (Typical), average Mn 126,000 (Typical)
18344Methyl benzoate
analytical standard
183702,2,2-Trifluoroethanol
suitable for mass spectrometry (MS), LiChropur, ≥99.8% (GC)
18377Ethyl stearate
analytical standard
18399Vanadium Standard for ICP
TraceCERT®, 1000 mg/L V in nitric acid
18405Vacuum grease
18406Glass beads
diam. ~5 mm
18477N-(2,6-Dichlorophenyl)-2-indolinone
analytical standard
18493MUG Supplement
suitable for microbiology
18502Oxidase Reagent according to Gordon-McLeod
suitable for microbiology
18503Methyl trifluoromethanesulfonate
for GC derivatization, LiChropur, 98.0%
18512Paraffin oil
puriss., meets analytical specification of Ph. Eur., BP, viscous liquid
18543Acetoxyvalerenic acid
analytical standard
185450Phenol
unstabilized, ReagentPlus®, ≥99%
18562Zinc Standard for ICP
TraceCERT®, 1000 mg/L Zn in nitric acid
18566all-cis-4,7,10,13,16-Docosapentaenoic acid
analytical standard
185698Barbituric acid
ReagentPlus®, 99%
18571Amentoflavone
analytical standard
18579Pullulan Standard
certified reference material, certified according to DIN, for GPC, 400,000
18588Cefixime trihydrate
suitable for microbiology, ≥98.0% (HPLC)
185914Furfural
99%
18597Triethylammonium bicarbonate buffer
1 M, suitable for HPLC, LiChropur
1860011-Bromo-1-undecanol
purum, ≥99.0% (AT)
18602Mineral oil standard mixture Type A and B for EN ISO 9377-2
analytical standard, ~10 mg/mL in heptane (exact content on the label)
18616Kaolin
heavy, powder
18634Paraffin wax
meets analytical specification of Ph. Eur., white, pastilles
18635Paraffin wax
pastilles, white
18645Antonia Red Dextran 40
Mw 35000-55000
18647Chlorpyrifos-methyl
certified reference material, TraceCERT®
18650Antonia Red Dextran 20
Mw 18000-25000
186562Tetrahydrofuran
anhydrous, contains 250 ppm BHT as inhibitor, ≥99.9%
18692Lupeol
analytical standard
187380Ethyl alcohol, denatured
reagent grade
18789Pullulan Standard
certified reference material, certified according to DIN, for GPC, 800,000

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