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SIAL Brand

Displaying 2801-2850 of 19750 results.
Sigma Cat.No.Description
23128L-Lysine
analytical standard
231304N-Benzylidenebenzylamine
contains 100 ppm MEHQ as stabilizer, 99%
23182(+)-1-(9-Fluorenyl)ethyl chloroformate solution
≥18 mM in acetone, for chiral derivatization, LiChropur
23186Fmoc chloride
for HPLC derivatization, LiChropur, ≥99.0% (HPLC)
232582,2,2-Trichloroethyl chloroformate
purum, ≥98.0% (NT)
23270Chloramine T trihydrate
purum p.a., for the detection of halogens and bromate, ≥98.0% (RT)
233102-Chloroaniline
technical, ≥98.0% (GC)
23401Arachidonic acid
analytical standard
234036Alizarin Blue Black B
234079Erythrosin yellowish blend
234087Potassium indigotrisulfonate
ozone-scavenging reagent
234133Quinoline Yellow
Dye content 95 %
234176Victoria Blue R
Dye content 80 %
23454Bisphenol M
analytical standard
2346722,2′:6′,2′′-Terpyridine
98%
235601N,N-Dimethylindoaniline
Dye content 97 %
235628Vanillin azine
99%
235989Brij® L4
average Mn ~362
236705Pentane
anhydrous, ≥99%
236756Silica gel
Davisil® grade 710, pore size 50-76 Å, suitable for thin layer chromatography (TLC)
236772Silica gel
high-purity grade (Davisil Grade 633), pore size 60 Å, 200-425 mesh particle size
236799Silica gel
high-purity grade (Davisil Grade 635), pore size 60 Å, 60-100 mesh
236802Silica gel
high-purity grade (Davisil Grade 636), pore size 60 Å, 35-60 mesh particle size
236810Silica gel
high-purity grade (Davisil Grade 643), pore size 150 Å, 200-425 mesh
236845Silica gel
high-purity grade (Davisil Grade 646), 35-60 mesh, pore size 150 Å
23701Acrylamide
analytical standard
237868Brucine sulfate heptahydrate
ACS reagent
238589IGEPAL® CA-720
average Mn ~735
239607Bromoethane
ReagentPlus®, ≥99%
2404862-Methyl-2-butanol
ReagentPlus®, ≥99%
2405591,4-Butanediol
ReagentPlus®, ≥99%
2406641,2-Dichlorobenzene
anhydrous, 99%
240877p-Toluenesulfonyl chloride
ReagentPlus®, ≥99%
241709Benzaldehyde tosylhydrazone
98%
2417841-(2-Mesitylenesulfonyl)-3-nitro-1H-1,2,4-triazole
98%
242284Aniline
ACS reagent, ≥99.5%
242322Phenol
contains hypophosphorous as stabilizer, loose crystals, ACS reagent, ≥99.0%
242381Benzoic acid
ACS reagent, ≥99.5%
242586Diphenylamine
ACS reagent, ≥99%
242845Acetic anhydride
ACS reagent, ≥98.0%
242969Sodium diphenylamine-4-sulfonate
ACS reagent
243434Tin
granular, 0.425-2.0 mm particle size, ≥99.5%, ACS reagent
243469Zinc
granular, 20-30 mesh, ACS reagent, ≥99.8%
243804-Chloro-3,5-dimethylphenol
purum, ≥98.0% (T)
243981Silica gel
high-purity grade (Davisil Grade 62), pore size 150 Å, 60-200 mesh
244511Toluene
anhydrous, 99.8%
24452Hamilton® GASTIGHT® digital syringe
701N, volume 10 μL, needle size 26s ga (bevel tip), needle L 2 in.
244635Tin(II) sulfate
≥95%
244813Reactive Blue 4
Dye content 35 %
24522Hamilton® syringes for PerkinElmer® GC Autosystem and Clarus 500
75 ASN/PE GC, volume 5 μL, needle size 26s ga (blunt tip), needle L 70 mm, needle type, LTN (fixed)

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