Rabeprazole Related Compound B (15 mg) (2-{[(1H-benzo[d]imidazol-2-yl)sulfinyl]methyl}-4-(3-methoxypropoxy)-3-methylpyridine 1-oxide) Item no. USP-1598031 CAS Number [924663-38-7] Unit 15 mg Molecular formula C18H21N3O4S Analytes Select to compare Price on request - + Add to cart All product details
Rabeprazole Related Compound F (15 mg) (2-{[(4-Chloro-3-methyl-2-pyridyl)methyl]sulfinyl}benzimidazole) Item no. USP-1598075 CAS Number [168167-42-8] Unit 15 mg Molecular formula C14H12ClN3OS Analytes Select to compare Price on request - + Add to cart All product details
Schisandrin Item no. USP-1609895 CAS Number [7432-28-2] Unit 15 mg Molecular formula C24H32O7 Analytes Select to compare Price on request - + Add to cart All product details
Sitagliptin Phosphate Item no. USP-1612903 CAS Number [654671-77-9] Unit 200 mg Molecular formula C16H15F6N5O·H3PO4.H2O Analytes Select to compare Price on request - + Add to cart All product details
Sodium Hyaluronate for IR Identification Item no. USP-1614159 CAS Number [9067-32-7] Unit 250 mg Molecular formula (C14H20NNaO11)n Analytes Select to compare Price on request - + Add to cart All product details
Sodium Trifluoroacetate - Biologic Item no. USP-1615138 CAS Number [2923-18-4] Unit 500 mg Molecular formula C2F3NaO2 Analytes Select to compare Price on request - + Add to cart All product details
Soybean Oil (1 g) Item no. USP-1617500 CAS Number [8001-22-7] Unit 1 g Molecular formula / Analytes Select to compare Price on request - + Add to cart All product details
Sulindac Related Compound B - ((Z)-2-{5-fluoro-2-methyl-1-[4-(methylsulfonyl)benzylidene]-1H-inden-3-yl}acetic acid) Item no. USP-1642020 CAS Number [59973-80-7] Unit 20 mg Molecular formula C2OH17FO4S Analytes Select to compare Price on request - + Add to cart All product details
Sulindac Related Compound C ((Z)-2-{5-fluoro-2-methyl-1-[4-(methylthio)benzylidene]-1H-inden-3-yl}acetic acid) Item no. USP-1642031 CAS Number [49627-27-2] Unit 20 mg Molecular formula C20H17FO2S Analytes Select to compare Price on request - + Add to cart All product details
Tacrolimus 8-epimer (3S,4R,5S,8S,9E,12S,14S,15R,16S,18R,19R,26aS)-8-Allyl-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-5,19-dihydroxy-3-{(E)-2-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]-1-methylvinyl}-14,16-dimethoxy-4,10,12,18-tetramethyl-15,19-epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone Item no. USP-1642824 CAS Number [129212-35-7] Unit 15 mg Molecular formula C44H69NO12 Analytes Select to compare Price on request - + Add to cart All product details
Tenofovir Disoproxil Related Compound G (15 mg) (O-(Isopropoxycarbonyloxymethyl)-O-isopropyl-{(R)-[1-(6-amino-9H-purin-9-yl)propan-2-yloxy]}methylphosphonate) fumarate) Item no. USP-1643678 CAS Number [1246812-40-7] Unit 15 mg Molecular formula C17H28N5O7P · C4H4O4 Analytes Select to compare Price on request - + Add to cart All product details
Teriparatide - Biologic - (COLD SHIPMENT REQUIRED) Item no. USP-1643962 CAS Number [52232-67-4] Unit 1 mg Molecular formula C181H291N55O51S2 Analytes Select to compare Price on request - + Add to cart All product details
Thimerosal Related Compound A - (2,2'-Disulfanediyldibenzoic acid) Item no. USP-1659001 CAS Number [119-80-2] Unit 50 mg Molecular formula C14H10O4S2 Analytes Select to compare Price on request - + Add to cart All product details
Timolol Related Compound F - (3-Chloro-4-morpholino-1,2,5-thiadiazol) Item no. USP-1667348 CAS Number [30165-96-9] Unit 20 mg Molecular formula C6H8ClN3OS Analytes Select to compare Price on request - + Add to cart All product details
Timolol Related Compound E - ((S,Z)-4-({1-(tert-butylamino)-3-[(4-morpholino-1,2,5-thiadiazol-3-yl)oxy]propan-2-yl}oxy)-4-oxobut-2-enoic acid maleate salt (1:1)) Item no. USP-1667443 CAS Number [1026075-53-5] (free base) Unit 20 mg Molecular formula C17H26N4O6S · C4H4O4 Analytes Select to compare Price on request - + Add to cart All product details
Tigecycline Related Compound B ((4S,4aS,5aR,12aS)-9-Amino-4,7-bis(dimethylamino)-3,10,12,12a-tetrahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2- carboxamide hydrochloride (1:x)) Item no. USP-1667665 CAS Number [149934-21-4] Unit 25 mg Molecular formula C23H28N4O7 · HCI Analytes Select to compare Price on request - + Add to cart All product details
Tolterodine S-Enantiomer - ((S)-2-[3-(Diisopropylamin)-1-phenylpropyl]-4-methylphenol tartrate) Item no. USP-1671468 CAS Number [873551-03-2] Unit 15 mg Molecular formula C22H31NO.C4H6O5 Analytes Select to compare Price on request - + Add to cart All product details
Tolterodine Tartrate Item no. USP-1671480 CAS Number [124937-52-6] Unit 200 mg Molecular formula C22H31NO · C4H6O6 Analytes Select to compare Price on request - + Add to cart All product details
Trihexyphenidyl Related Compound A (1-Phenyl-3-(piperidin-1-yl)propan-1-one hydrochloride) Item no. USP-1687017 CAS Number [886-06-6] Unit 20 mg Molecular formula C14H19NO·HCI Analytes Select to compare Price on request - + Add to cart All product details
Tromethamine Item no. USP-1698002 CAS Number [77-86-1] Unit 125 mg Molecular formula C4H11NO3 Analytes Select to compare Price on request - + Add to cart All product details
Trospium Chloride ((1R,3r,5S)-3-[(Hydroxydiphenylacetyl)oxy]spiro[8-azoniabicyclo[3.2.1]octane-8,1'-pyrrolidinium] chloride) Item no. USP-1699300 CAS Number [10405-02-4] Unit 100 mg Molecular formula C25H30ClNO3 Analytes Select to compare Price on request - + Add to cart All product details
Trospium Chloride Related Compound A - Benzilic Acid (International Restricted Sales Item) Item no. USP-1699311 CAS Number [76-93-7] Unit 20 mg Molecular formula C14H12O3 Analytes Select to compare Price on request - + Add to cart All product details
Trospium Chloride Related Compound C - Azoniaspironortropanol chloride Item no. USP-1699333 CAS Number [3464-71-9] Unit 20 mg Molecular formula C11H20ClNO Analytes Select to compare Price on request - + Add to cart All product details
L-Tryptophan Item no. USP-1700501 CAS Number [73-22-3] Unit 200 mg Molecular formula C11H12N2O2 Analytes Select to compare Price on request - + Add to cart All product details
Tryptophan Related Compound A - 1,1'-ethylidene-bis-(L-tryptophan) Item no. USP-1700512 CAS Number [132685-02-0] Unit 15 mg Molecular formula C24H26N4O4 Analytes Select to compare Price on request - + Add to cart All product details
Tubocurarine Chloride Item no. USP-1702008 CAS Number [6989-98-6] Unit 175 mg Molecular formula C37H41ClN2O6 · HCl · 5H2O Analytes Select to compare Price on request - + Add to cart All product details
Tylosin - Biologic Item no. USP-1703805 CAS Number [1401-69-0] Unit 250 mg Molecular formula C46H77NO17 Analytes Select to compare Price on request - + Add to cart All product details
Tyloxapol Item no. USP-1704003 CAS Number [25301-02-4] Unit 3 x 200 mg Molecular formula (CH2O)mon(C2H4O)mon(C14H22O)mon)co Analytes Select to compare Price on request - + Add to cart All product details
Uracil Item no. USP-1705753 CAS Number [66-22-8] Unit 15 mg Molecular formula C4H4N2O2 Analytes Select to compare Price on request - + Add to cart All product details
Uracil Arabinoside Item no. USP-1705800 CAS Number [3083-77-0] Unit 50 mg Molecular formula C9H12N2O6 Analytes Select to compare Price on request - + Add to cart All product details
Urea Item no. USP-1706698 CAS Number [57-13-6] Unit 200 mg Molecular formula CH4N2O Analytes Select to compare Price on request - + Add to cart All product details
Valacyclovir Related Compound D - 2-[(2-amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy]ethyl N-ethyl-L-valinate Item no. USP-1707861 CAS Number [1346747-69-0] Unit 15 mg Molecular formula C15H24N6O4 Analytes Select to compare Price on request - + Add to cart All product details
D-Valganciclovir 2-[(2-amino-1,6-dihydro-6-oxo-9H-purin-9-yl)-methoxy]-3-hydroxypropyl D-valine ester monohydrochloride Item no. USP-1708015 CAS Number [n/a] Unit 10 mg Molecular formula C14H22N6O5 · HCl Analytes Select to compare Price on request - + Add to cart All product details
Vanillin Melting Point Standard (Approximately 82 °C) Item no. USP-1711009 CAS Number [121-33-5] Unit 1 g Molecular formula C8H8O3 Analytes Select to compare Price on request - + Add to cart All product details
Vardenafil System Suitability Item no. USP-1711029 CAS Number [330808-88-3] Unit 20 mg Molecular formula C23H32N6O4S · HCl · 3H2O Analytes Select to compare Price on request - + Add to cart All product details
Vecuronium Bromide Related Compound B - Piperidinium,1-[(2beta, 3alpha, 5alpha, 16beta, 17beta)-3-acetyloxy-17-hydroxy-2-(1-piperidinyl)androstan-16-yl]-1-methyl bromide Item no. USP-1711177 CAS Number [50587-95-6] Unit 15 mg Molecular formula C32H55BrN2O3 Analytes Select to compare Price on request - + Add to cart All product details
Vecuronium Bromide Related Compound C - [Piperidinium,1-[(2beta,3alpha,5alpha,16beta,17beta)-3,17-dihydroxy-2-(1-piperidinyl)androstan-16-yl]-1-methyl bromide] Item no. USP-1711188 CAS Number [73319-30-9] Unit 15 mg Molecular formula C30H53BrN2O2 Analytes Select to compare Price on request - + Add to cart All product details
Verapamil Hydrochloride Item no. USP-1711202 CAS Number [152-11-4] Unit 200 mg Molecular formula C27H38N2O4 · HCl Analytes Select to compare Price on request - + Add to cart All product details
Vecuronium Bromide Related Compound F - Piperidinium,1-[(2beta,3alpha,5alpha,16beta,17beta)-17-acetyloxy-3-hydroxy-2-(1-piperidinyl)androstan-16-yl]-1-methyl bromide Item no. USP-1711224 CAS Number [73319-13-8] Unit 15 mg Molecular formula C32H55BrN2O3 Analytes Select to compare Price on request - + Add to cart All product details
Venlafaxine Hydrochloride Item no. USP-1711268 CAS Number [99300-78-4] Unit 100 mg Molecular formula C17H27NO2 · HCl / C17H28ClNO2 Analytes Select to compare Price on request - + Add to cart All product details
Venlafaxine Related Compound A - 1-(1-(4-Methoxyphenyl)-2-(methylamino)ethyl)cyclohexanol hydrochloride Item no. USP-1711279 CAS Number [93413-90-2] Unit 10 mg Molecular formula C16H25NO2 · HCl Analytes Select to compare Price on request - + Add to cart All product details
Verapamil Related Compound E - 3,4-dimethoxybenzaldehyde Item no. USP-1711439 CAS Number [120-14-9] Unit 50 mg Molecular formula C9H10O3 Analytes Select to compare Price on request - + Add to cart All product details
Vinpocetine Related Compound A - Ethyl(12RS,13aSR,13bSR)-13a-ethyl-12-hydroxy-2,3,5,6,12,13,13a,13b-octahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate Item no. USP-1714619 CAS Number [40163-56-2] Unit 30 mg Molecular formula C22H28N2O3 Analytes Select to compare Price on request - + Add to cart All product details
Vinpocetine Related Compound B - Methyl(13aS,13bS)-13a-ethyl-9-methoxy-2,3,5,6,13a,13bhexahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate Item no. USP-1714620 CAS Number [4880-92-6] Unit 30 mg Molecular formula C21H24N2O2 Analytes Select to compare Price on request - + Add to cart All product details
Vinpocetine Related Compound C (Ethyl (13aS,13bS)-13a-ethyl-10-methoxy-2,3,5,6,13a,13b-hexahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate phosphate (salt)) Item no. USP-1714641 CAS Number [n/a] Unit 30 mg Molecular formula C23H28N2O3 · H3PO4 Analytes Select to compare Price on request - + Add to cart All product details
Xylazine Hydrochloride (HCl) Item no. USP-1720429 CAS Number [23076-35-9] Unit 200 mg Molecular formula C12H16N2S · HCl Analytes Select to compare Price on request - + Add to cart All product details
Xylitol Item no. USP-1720600 CAS Number [87-99-0] Unit 1 g Molecular formula C5H12O5 Analytes Select to compare Price on request - + Add to cart All product details
Xylose Item no. USP-1722005 CAS Number [7261-26-9] Unit 500 mg Molecular formula C5H10O5 Analytes Select to compare Price on request - + Add to cart All product details
Yohimbine Hydrochloride (HCl) Item no. USP-1724000 CAS Number [65-19-0] Unit 200 mg Molecular formula C21H26N2O3.HCl Analytes Select to compare Price on request - + Add to cart All product details
Zaleplon Related Compound A - (E)-N-(3-[3-(dimethylamino)acryloyl]phenyl)-N-ethylacetamide Item no. USP-1724361 CAS Number [1227694-96-3] Unit 15 mg Molecular formula C15H20N2O2 Analytes Select to compare Price on request - + Add to cart All product details