Darifenacin Related Compound G (5-(2-Bromoethyl)-2,3-dihydrobenzofuran) Item no. USP-1164233 Unit 25 mg Analytes Select to compare Price on request - + Add to cart All product details
Desonide Related Compound A (17Beta-(2,2-Dihydroxyacetyl)-11Beta-hydroxy-16alpha,17-[(1-methylethylidene)bis(oxy)]-androsta-1,4-dien-3-one) Item no. USP-1173326 Unit 15 mg Analytes Select to compare Price on request - + Add to cart All product details
Desonide Related Compound B (11Beta,21-Dihydroxypregna-1,4,16-triene-3,20-dione) Item no. USP-1173337 Unit 15 mg Analytes Select to compare Price on request - + Add to cart All product details
Dexmedetomidine Related Compound C (5-[1-(2,3-Dimethylphenyl)ethyl]-1-ethyl-1H-imidazole) Item no. USP-1176002 Unit 25 mg Analytes Select to compare Price on request - + Add to cart All product details
Dichloroaniline (3,4-Dichloroaniline) Item no. USP-1187229 Unit 15 mg Analytes Select to compare Price on request - + Add to cart All product details
Diiodothyronine (O-(4-Hydroxylphenyl)-3,5-diiodo-L-tyrosine) Item no. USP-1204339 Unit 15 mg Analytes Select to compare Price on request - + Add to cart All product details
Diiodotyrosine (3,5-Diiodo-L-tyrosine) Item no. USP-1204383 Unit 15 mg Analytes Select to compare Price on request - + Add to cart All product details
Dimethyl Fumarate Item no. USP-1210218 CAS Number [624-49-7] Unit 200 mg Molecular formula C6H8O4 Analytes Select to compare Price on request - + Add to cart All product details
Dofetilide Related Compound B (N-Methyl-N-[4-(methylsulfonamido)phenethyl]-2-[4-(methylsulfonamido)phenoxy]ethan-1-amine oxide) Item no. USP-1225011 CAS Number [144449-71-8] Unit 25 mg Molecular formula C19H27N3O6S2 Analytes Select to compare Price on request - + Add to cart All product details
Dofetilide Related Compound D (4-{2-[(4-Aminophenethyl)(methyl)amino]ethoxy}aniline) Item no. USP-1225044 CAS Number [115256-13-8] Unit 25 mg Molecular formula C17H23N3O Analytes Select to compare Price on request - + Add to cart All product details
Droxidopa Item no. USP-1229600 Unit 100 mg Analytes Select to compare Price on request - + Add to cart All product details
Droxidopa Threo Isomer ((2R,3S)-2-Amino-3-(3,4-dihydroxyphenyl)-3-hydroxypropanoic acid hydrochloride) Item no. USP-1229622 CAS Number [n/a] Unit 15 mg Molecular formula C9H11NO5 .HCl Analytes Select to compare Price on request - + Add to cart All product details
Elemental Impurities Class 1 and 2A Mixture Item no. USP-1234410 Unit 120 mL Analytes Select to compare Price on request - + Add to cart All product details
Elemental Impurities Class 2B Mixture (Selenium, Silver, Gold, Iridium, Osmium, Palladium, Platinum, Rhodium, Ruthenium, and Thallium in 40% v/v HCl Item no. USP-1234427 Unit 120 mL Analytes Select to compare Price on request - + Add to cart All product details
Elemental Impurities Class 3 Mixture (120 mL) Item no. USP-1234431 Unit 120 mL Analytes Select to compare Price on request - + Add to cart All product details
Ellagic Acid Item no. USP-1234770 Unit 25 mg Analytes Select to compare Price on request - + Add to cart All product details
Eptifibatide Dimer - Biologic Item no. USP-1238498 CAS Number [1505451-00-2] Unit 10 mg Molecular formula C70H98N22O18S4 Analytes Select to compare Price on request - + Add to cart All product details
Ethyl Benzoate Item no. USP-1265479 CAS Number [93-89-0] Unit 100 mg Molecular formula C9H10O2 Analytes Select to compare Price on request - + Add to cart All product details
Ethyl Butyrate Item no. USP-1265491 Unit 1 mL Analytes Select to compare Price on request - + Add to cart All product details
Etodolac Related Compound H (2-(7-Ethyl-1H-indol-3-yl)ethan-1-ol) Item no. USP-1268769 CAS Number [41340-36-7] Unit 25 mg Molecular formula C12H15NO Analytes Select to compare Price on request - + Add to cart All product details
Etonogestrel Related Compound B (13-Ethyl-6Beta,17Beta-dihydroxy-11-methylene-18,19-dinor-17alpha-pregn-4-en-20-yn-3-one) Item no. USP-1268839 CAS Number [215252-94-1] Unit 10 mg Molecular formula C22H28O3 Analytes Select to compare Price on request - + Add to cart All product details
Fosamprenavir System Suitability Mixture (A mixture of fosamprenavir calcium, fosamprenavir pyrophosphate, fosamprenavir n-propyl homolog and fosamprenavir n-butyl isomer. Other impurities may also be present) Item no. USP-1283380 Unit 15 mg Analytes Select to compare Price on request - + Add to cart All product details
Selegiline Hydrochloride Item no. USP-1611900 CAS Number [14611-52-0] Unit 200 mg Molecular formula C13H17N·HCl Analytes Select to compare Price on request - + Add to cart All product details
Selenomethionine Item no. USP-1611955 CAS Number [3211-76-5] Unit 100 mg Molecular formula C5H11NO2Se Analytes Select to compare Price on request - + Add to cart All product details
Sennosides Item no. USP-1612007 CAS Number [52730-36-6]/[52730-37-7] Unit 500 mg Molecular formula C42H38O20 Analytes Select to compare Price on request - + Add to cart All product details
Sennoside A Item no. USP-1612018 CAS Number [81-27-6] Unit 20 mg Molecular formula C42H38O20 Analytes Select to compare Price on request - + Add to cart All product details
Sennoside B Item no. USP-1612029 CAS Number [128-57-4] Unit 20 mg Molecular formula C42H38O20 Analytes Select to compare Price on request - + Add to cart All product details
Sesame Oil Item no. USP-1612404 CAS Number [8008-74-0] Unit 1 g Molecular formula / Analytes Select to compare Price on request - + Add to cart All product details
Sesame Oil Related Compound A - 1,2-dilinoleoyl-3-oleoyl-rac-glycerol (OLL) Item no. USP-1612415 CAS Number [2190-21-8] Unit 2 x 12 mg Molecular formula C57H100O6 Analytes Select to compare Price on request - + Add to cart All product details
Sesame Oil Related Compound B ((1,2-Dilinoleoyl-3-palmitoyl-rac-glycerol) (PLL)) Item no. USP-1612426 CAS Number [2190-15-0] Unit 2 x 12 mg Molecular formula C55H98O6 Analytes Select to compare Price on request - + Add to cart All product details
L-Serine Item no. USP-1612506 CAS Number [56-45-1] Unit 200 mg Molecular formula C3H7NO3 Analytes Select to compare Price on request - + Add to cart All product details
Sertraline Hydrochloride Racemic Mixture 1:1 mixture of (1S,4S) and (1R, 4R)-4-(3,4-dichlorophenyl)- N-methyl-1,2,3,4-tetrahydro-1-naphthylamine Hydrochloride Item no. USP-1612517 CAS Number [79617-89-3] Unit 30 mg Molecular formula C17H17Cl2N · HCl Analytes Select to compare Price on request - + Add to cart All product details
Sertraline Hydrochloride Related Compound A ((1RS,4SR)-4-(3,4-Dichlorophenyl)-N-methyl-1,2,3,4-tetrahydro-1-naphthylamine hydrochloride) Item no. USP-1612528 CAS Number [n/a] Unit 25 mg Molecular formula C17H17Cl2N · HCl Analytes Select to compare Price on request - + Add to cart All product details
Sildenafil Citrate Item no. USP-1612561 CAS Number [171599-83-0] Unit 100 mg Molecular formula C22H30N6O4S · C6H8O7 Analytes Select to compare Price on request - + Add to cart All product details
Silver Sulfadiazine Item no. USP-1612608 CAS Number [22199-08-2] Unit 200 mg Molecular formula C10H9AgN4O2S Analytes Select to compare Price on request - + Add to cart All product details
N-Acetylneuraminic Acid - Biologic Item no. USP-1612619 CAS Number [50795-27-2] Unit 200 mg Molecular formula C11H19NO9 · 2(H2O) Analytes Select to compare Price on request - + Add to cart All product details
Silydianin Item no. USP-1612641 CAS Number [29782-68-1] Unit 30 mg Molecular formula C25H22O10 Analytes Select to compare Price on request - + Add to cart All product details
Simethicone ((alpha-(Trimethylsilyl)-omega-methylpoly[oxy(dimethylsilylene)], mixture with silicon dioxide) Item no. USP-1612652 CAS Number [8050-81-5] Unit 50 g Molecular formula (CH3)3Si-[-O-Si(CH3)2-]n-CH3 + SiO2 Analytes Select to compare Price on request - + Add to cart All product details
Sildenafil Related Compound A (1-{[3-(6,7-Dihydro-1-methyl-7-oxo-3-isobutyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl}-4-methylpiperazine) Item no. USP-1612685 CAS Number [1391053-95-4] Unit 10 mg Molecular formula C23H32N6O4S Analytes Select to compare Price on request - + Add to cart All product details
Simvastatin Item no. USP-1612700 CAS Number [79902-63-9] Unit 200 mg Molecular formula C25H38O5 Analytes Select to compare Price on request - + Add to cart All product details
Sisomicin Sulfate - Biologic Item no. USP-1612801 CAS Number [53179-09-2] Unit 500 mg Molecular formula C19H37N5O7 · 2.5H2O4S Analytes Select to compare Price on request - + Add to cart All product details
Sibutramine Related Compound A - N-{1-[1-(2-chlorophenyl)cyclobutyl]-3-methylbutyl}-N,N-dimethylamine Hydrochloride (HCl) Item no. USP-1612856 CAS Number [n/a] Unit 20 mg Molecular formula C17H26ClN · HCl · H2O Analytes Select to compare Price on request - + Add to cart All product details
Sibutramine Related Compound B - N-{1-[1-(3-chlorophenyl)cyclobutyl]-3-methylbutyl}-N,N-dimethylamine Hydrochloride (HCl) Item no. USP-1612867 CAS Number [n/a] Unit 20 mg Molecular formula C17H26ClN · HCl Analytes Select to compare Price on request - + Add to cart All product details
Sibutramine Related Compound C - N-{1-[1-(4-chlorophenyl)cyclobutyl]pentyl}-N,N-dimethylamine Hydrochloride (HCl) - BACKORDER Item no. USP-1612878 CAS Number [n/a] Unit 20 mg Molecular formula C17H26ClN · HCl · H2O Analytes Select to compare Price on request - + Add to cart All product details
Sibutramine Related Compound D - N-{1-[1-(4-chlorophenyl)cyclobutyl]-3-methylbutyl}-N-methylamine hydrochloride Item no. USP-1612889 CAS Number [n/a] Unit 20 mg Molecular formula C16H24ClN · HCl Analytes Select to compare Price on request - + Add to cart All product details
Beta-Sitosterol Item no. USP-1612947 CAS Number [83-46-5] Unit 100 mg Molecular formula C29H50O Analytes Select to compare Price on request - + Add to cart All product details
Sodium Acetate Item no. USP-1613407 CAS Number [127-09-3] Unit 1 g Molecular formula C2H3NaO2 Analytes Select to compare Price on request - + Add to cart All product details
Sodium Butyrate Item no. USP-1613600 CAS Number [156-54-7] Unit 25 mg Molecular formula C4H7NaO2 Analytes Select to compare Price on request - + Add to cart All product details
Sodium Bicarbonate Item no. USP-1613655 CAS Number [144-55-8] Unit 3 g Molecular formula NaHCO3 Analytes Select to compare Price on request - + Add to cart All product details
Sodium Carbonate Anhydrous Item no. USP-1613757 CAS Number [497-19-8] Unit 1 g Molecular formula Na2CO3 Analytes Select to compare Price on request - + Add to cart All product details