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SIAL Brand

Displaying 2401-2450 of 19750 results.
Sigma Cat.No.Description
18795Brucella Agar
suitable for microbiology, NutriSelect® Basic
188022-Methyl-trans-aconitic acid sodium salt hydrate
≥95.0% (TLC)
18822Boron Standard for ICP
TraceCERT®, 10,000 mg/L B in H2O (with <0.5% ammonium hydroxide)
18827Zinc Standard for AAS
TraceCERT®, 1000 mg/L Zn in nitric acid
18868Pyrene
certified reference material, TraceCERT®
18895Silicate Standard for IC
TraceCERT®, 1000 mg/L silicate in water
18909Calcofluor White Stain
suitable for microbiology
189301,2-Butanediol
purum, ≥98.0% (GC)
18948Silica gel 60 C8-reversed phase perfluorinated, end-group silanized
189511-Naphthyl isothiocyanate
for HPLC derivatization, LiChropur, ≥98.5% (HPLC and GC)
18967L-(+)-2,3-Butanediol
for chiral derivatization, LiChropur, ≥97.0%
19013Nickel Standard for ICP
TraceCERT®, 10,000 mg/L Ni in nitric acid
19022Sodium 1-butanesulfonate
suitable for ion pair chromatography, LiChropur, ≥99.0% (T)
19023N-Acetylneuraminic acid
analytical standard
19036Chromium(VI) Standard for ICP
TraceCERT®, 1000 mg/L Cr(VI) in H2O
19041Elemental Impurities according to ICH Q3D oral, Standard 1
TraceCERT®, (in 12% nitric acid), applicable for testing acc. to USP<232>, Ph.Eur. Gen. Chapter 5.20
19051Calcium Standard for ICP
TraceCERT®, 1000 mg/L Ca in nitric acid
19078Platinum Standard for ICP
TraceCERT®, 1000 mg/L Pt in hydrochloric acid
1916982-Sulfobenzoic acid cyclic anhydride
technical grade, 90%
191703-Buten-1-ol
purum, ≥98.0% (GC)
19188cis,cis-5,8-Tetradecandienoyl-L-carnitine
analytical standard
19189Rebaudioside D
analytical standard
19215Butyric acid
analytical standard
1923254-Methyl-3-nitrobenzyl chloride
97%
192457Cyclohexanone 2,4-dinitrophenylhydrazone
≥99%
19270Butyric anhydride
purum, ≥97.0% (NT)
19329Omeprazole
analytical standard
19344LB Agar, Vegitone
suitable for microbiology, NutriSelect® Plus
19345Steviol
analytical standard
19346Lactitol
analytical standard
19358Methyl butyrate
analytical standard
193673-Deoxy-D-arabino-hexonic acid lithium salt
analytical standard
193743-Acetamidophenol
analytical standard
193866-Hydroxypyridine-3-carboxylic acid
PESTANAL®, analytical standard
19399Nitric acid/Dipicolinic acid concentrate
HNO3 17 mM and Dipicolinic acid 17 mM in water, IC eluent concentrate (10x) for Metrosep C 6
194221-Butanol
analytical standard
19431(+)-Cinchonine
analytical standard
19445Triethyl phosphate
PESTANAL®, analytical standard
19448Anhydroerythromycin A
analytical standard
19503HybriScan I Candida albicans
suitable for microbiology
195073Mordant Orange 1
Dye content 70 %
195243Naphthol Blue Black
Dye content 80 %
195251Direct Red 81
Dye content 50 %
19531Sudan Blue II
analytical standard
19532Oxcarbazepine
analytical standard
19533Geranyl pyrophosphate lithium salt
analytical standard
19536Ethyl isobutyrate
analytical standard
19542Procyanidin B1
analytical standard
195758Tetramethylammonium bromide
98%
19600Butylbenzene
analytical standard

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