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Sigma Cat.No.Description
15180hemi-Calcium bis[4-(1,1,3,3-tetramethylbutyl)phenyl] phosphate
Selectophore, ≥97.0%
15209N,O-Bis(trimethylsilyl)trifluoroacetamide with trimethylchlorosilane
derivatization grade (GC derivatization), LiChropur, contains 10% TMCS, 98% (excluding TMCS)
15220Bis(trifluoromethane)sulfonimide
purum, ≥95.0% (19F-NMR)
15222N,O-Bis(trimethylsilyl)trifluoroacetamide
derivatization grade (GC derivatization), LiChropur, ≥99.0%
15230[Bis(trifluoroacetoxy)iodo]benzene
purum, ≥95.0% (AT)
15236N,O-Bis(trimethylsilyl)carbamate
≥98.0% (T)
15238N,O-Bis(trimethylsilyl)trifluoroacetamide with trimethylchlorosilane
derivatization grade (GC derivatization), LiChropur, contains 1% TMCS, 99% (excluding TMCS)
1524632-Methyl-2-butanol
ReagentPlus®, 99%
15256BSA+TMCS
derivatization grade (GC derivatization), LiChropur, 93.0-97.0% (GC)
15269N,O-Bis(trimethylsilyl)acetamide
derivatization grade (GC derivatization), LiChropur, ≥98.5% (GC)
15307Chloral hydrate
≥99%
15343Lead ionophore IV
Selectophore
15356Blotting-Nylon 66 membranes, type B, positive
for Northern and Southern blotting
15450Boc-Leu-OH hydrate
≥99.0% (HPLC)
15512Formaldehyde solution
meets analytical specification of USP, ≥34.5 wt. %
15522D-(+)-Galactose
meets analytical specification of Ph. Eur., BP
15527Glycine
meets analytical specification of Ph. Eur., BP, USP, 99-101% (based on anhydrous substance)
155837Tetrabutylammonium hydrogensulfate
97%
15598(−)-Borneol
analytical standard
15604Urea
puriss., meets analytical specification of Ph. Eur., BP, USP, 99.0-100.5%, 99.0-101.0% (calc. on dry substance)
156248Sodium ethoxide
95%
156256Sodium methoxide solution
25 wt. % in methanol
1562723,5-Dinitrobenzoyl chloride
≥96.5%
1564774-(Dimethylamino)benzaldehyde
ACS reagent, 99%
15678Boric anhydride
puriss. p.a., ≥98% (T)
15713Universal Food pathogen ID Membrane
light pink colored, sterile, diameter 70 mm, suitable for microbiology
15716Boron trifluoride-methanol solution
~10% (~1.3 M), derivatization grade (GC derivatization), LiChropur
15736Sodium nitrate
analytical standard
15747Silicon Standard for ICP
TraceCERT®, 1 g/L Si in NaOH (nominal concentration)
15758Davis Minimal Broth
without Dextrose, suitable for microbiology, NutriSelect® Plus
157767Sulfuryl chloride
97%
157775Phosphorus pentachloride
reagent grade, 95%
157791Phosphorus trichloride
ReagentPlus®, 99%
15785(−)-Menthol
puriss., meets analytical specification of Ph. Eur., BP, USP, 98.0-102.0%
15809Mettler-Toledo Calibration substance ME 30130597, p-Toluamide
traceable to primary standards (LGC)
158127Paraformaldehyde
powder, 95%
15821Klebsiella Selective Supplement
suitable for microbiology
158429Diiodomethane
ReagentPlus®, 99%, contains copper as stabilizer
158534Trifluoromethanesulfonic acid
reagent grade, 98%
158550Acridine Orange hemi(zinc chloride) salt
Dye content 85 %
15861Citral
analytical standard
158801Tetrachlorophthalonitrile
98%
15889Density Standard 1623 kg/m3
H&D Fitzgerald Ltd. Quality
15971N-Vanillylnonanamide
analytical standard
15991Ponceau 4R
certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
16016Phenol
puriss., ≥99.5% (GC), meets analytical specification of Ph. Eur., BP, USP, crystalline (detached)
16017Phenol
puriss., meets analytical specification of Ph. Eur., BP, USP, 99.5-100.5% (GC)
16018Phenol
≥96.0% (calc. on dry substance, T)
16025Brilliant Green Bile Lactose Broth
NutriSelect® Basic, suitable for microbiology
160331,2-Propanediol
meets analytical specification of Ph. Eur., BP, USP, ≥99.5%

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