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                                                        Erdosteine Impurity Standards
                                                        Melphalan lmpurity Standards
                                                        Tacrolimus Impurity Standards
                                                        Diquafosol Impurity Standards
                                                        Memantine Hydrochloride Impurity Standards
                                                        Vildagliptin Impurity Standards
                                                        Neomycin Impurity Standards
                                                        Flecainide Impurity Standards
                                                        Clarthromycin Impurity Standards
                                                        Amodiaquine Hydrochloride Impurity Standards
                                                        Aspirin Impurity Standards
                                                        Atenolol Impurity Standards
                                                        Acyclovir Impurity Standards
                                                        Bisoprolol Fumarate Impurity Standards
                                                        Captopril Impurity Standards
                                                        Esomeprazole Impurity Standards
                                                        Ibuprofen Impurity Standards
                                                        Entacapone Impurity Standards
                                                        Famotidine Impurity Standards
                                                        Felodipine Impurity Standards
                                                        Ketotifen Fumarate Impurity Standards
                                                        Metoprolol Impurity Standards
                                                        Diclofenac Sodium Impurity Standards
                                                        Ambroxol Hydrochloride Impurity Standards
                                                        Betaxolol Hydrochloride Impurity Standards
                                                        Acebutolol Hydrochloride Impurity Standards
                                                        Diltiazem Hydrochloride Impurity Standards
                                                        Donepezil Hydrochloride Impurity Standards
                                                        Ciprofloxacin Hydrochloride Impurity Standards
                                                        Cimetidine Hydrochloride Impurity Standards
                                                        Omeprazole Impurity Standards
                                                        Ornidazole Impurity Standards
                                                        Piracetam Impurity Standards
                                                        Piroxicam Impurity Standards
                                                        Tamoxifen Citrate Impurity Standards
                                                        Methimazole Impurity Standards
                                                        Metronidazole Impurity Standards
                                                        Rasidipine Impurity Standard
                                                        Leflunomide Impurity Standards
                                                        Ketoprofen Impurity Standards
                                                        Loratadine Impurity Standards
                                                        Dembrexine Iimpurity Standards
                                                        Tranexamic Acid Impurity Standards
                                                        Rabeprazole Impurity Standards
                                                        Salbutamol Impurity Standards
                                                        Mycophenolate Mofetil Impurity Standards
                                                        Meloxicam Impurity Standards
                                                        Mesalazine Iimpurity Standards
                                                        Lansoprazole Impurity Standards
                                                        Hymecromone Impurity Standards
                                                        Ketorolinic acid tromethamine impurity standards
                                                        Metformin Hydrochloride Impurity Standard
                                                        Granisetron Hydrochloride Impurity Standard
                                                        Itraconazole Impurity Standards
                                                        Indomethacin Impurity Standards
                                                        Sildenafil Impurity Standards
                                                        Azithromycin Impurity Standards
                                                        Ganciclovir Impurity Standards
                                                        Dapagliflozin Impurity Standards
                                                        Biapenem Impurity Standards
                                                        Acarbose EP Impurity Standards
                                                        Oseltamivir EP Impurity Standards
                                                        Posaconazole Impurity Standards
                                                        Haloperidol Impurity Standards
                                                        Clavulanate Potassium EP Impurity Standards
                                                        Linezolid Impurity Standards
                                                        Meropenem Impurity Standards
                                                        Peramivir Impurity Standards
                                                        Parecoxib Impurity Standards
                                                        Prasugrel Impurity Standards
                                                        Other Impurity Standards

                                                        Item Products Name CAS Structural
                                                        1296 4-Hydroxybenzoic acid 99-96-7
                                                        1297 4-Hydroxyisophthalic acid 636-46-4
                                                        1298 Salicylic acid 69-72-7
                                                        1299 Acetylsalicylsalicylic Acid 552-94-3
                                                        1300 2-(2,4-Dihydroxybenzoyl)benzoic Acid 2513-33-9
                                                        1301 4-Acetoxyisophthalic Acid 5985-26-2
                                                        1302 2-[4-[[(2RS)-Oxiran-2-yl]methoxy]phenyl]-acetamide 29122-69-8
                                                        1303 Imp. B (EP):2-[4-[(2RS)-2,3-Dihydroxypropoxy]phenyl]acetamide 61698-76-8
                                                        1304 mp. D (EP):2-[4-[(2RS)-3-Chloro-2-hydroxypropoxy]phenyl]acetamide 115538-83-5
                                                        1305 Imp. H (EP):2-[4-[(2RS)-2-Hydroxy-3-[(1-methylethyl)amino]propoxy]phenyl]-acetonitrile 29277-73-4
                                                        1306 Imp. A (EP):2-[(2-Amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy]ethyl Acetate 102728-64-3
                                                        1307 Imp. C (EP):2-Amino-7-[(2-hydroxyethoxy)methyl]-1,7-dihydro-6H-purin-6-one 91702-61-3
                                                        1308 2-[[2-(Acetylamino)-6-oxo-1,6-dihydro-9H-purin-9-yl]methoxy]ethylBenzoate 133186-23-9
                                                        1309 Imp. A (EP):(RS)-1-(4-Hydroxymethylphenoxy)-3-isopropylaminopropan-2-ol 62572-93-4
                                                        1310 Imp. C (EP):5-[[4-(Hydroxymethyl)phenoxy]-methyl]-3-isopropyl-1,3-oxazolidin-2-one(Bisoprolol
                                                        1311 Imp. U (EP):5-[[4-(Hydroxymethyl)phenoxy]-methyl]-3-isopropyl-1,3-oxazolidin-2-one(Bisoprolol Oxazolidinonebenzylalcohol) 1071765-44-0
                                                        1312 Imp. T (EP):4-[(3-Isopropyl-2-oxo-1,3-oxazolidin-5-yl)methoxy]benzaldehyde(Bisoprolol 1173203-2 6-3
                                                        1313 (2RS)-1-[4-((2-Hydroxy-ethoxy)methyl)phenoxy]-3-(isopropylamino)-2-propanol 109791-18-6
                                                        1314 Imp. A (EP):1,1'-[Disulfanediylbis-[(2S)-2-methyl-1-oxopropane-3,1-diyl]]-bis[(2S)-pyrrolidine-2-carboxylic] Acid(Captopril Disulfide) 64806-05-9
                                                        1315 Imp. B (EP):(2S)-1-[(2S)-3-Bromo-2-methylpropanoyl]pyrrolidine-2-carboxylic Acid 80629-35-2
                                                        1316 Imp. E (EP):(2S)-1-[2-Methylpropanoyl]-pyrrolidine-2-carboxylic Acid 23500-15-4
                                                        1317 Imp. B (EP):2-[(RS)-[(3,5-Dimethylpyridin-2-yl)methyl]sulphinyl]-5-methoxy-1H-benzimidazole 110374-16-8
                                                        1318 Imp. E (EP):4-Methoxy-2-[[(RS)-(5-methoxy-1H-benzimidazol-2-yl)sulphinyl]methyl]-3,5-dimethylpyridine 1-Oxide (OmeprazoleN-Oxide) 176219-04-8
                                                        1319 Imp. B (EP):(2RS)-2-(4-Butylphenyl)-propanoic Acid 3585-49-7
                                                        1320 Imp. J (EP):(2RS)-2-[4-(2-Methylpropanoyl)phenyl]propanoic Acid 65813-55-0
                                                        1321 Ibuprofen impurity L 53949-53-4
                                                        1322 4-Isobutyrylacetophenone 103931-20-0
                                                        1323 Imp. C (EP):(2RS)-2-[4-(2-Methylpropyl)-phenyl]propanamide 59512-17-3
                                                        1324 2-(4-Isobutyrylphenyl)propane 72846-62-9
                                                        1325 2-(4-n-Propylphenyl)propanoic Acid 3585-47-5
                                                        1326 2-(4-Isobutylphenyl)propionitrile 58609-73-7
                                                        1327 1-Ethyl-4-isobutylbenzene 100319-40-2
                                                        1328 Imp. O (EP):2-[4-(1-Methylpropyl)-phenyl]propanoic Acid 64451-76-9
                                                        1329 Imp. A (EP):(2Z)-2-Cyano-3-(3,4-dihydroxy-5-nitrophenyl)-N,N-diethylprop-2-enamide 145195-63-7
                                                        1330 Imp. D (EP):(2E)-2-Cyano-3-(3-ethoxy-4-hydroxy-5-nitrophenyl)-N,N-diethylprop-2-enamide 857629-79-9
                                                        1331 Imp. E (EP):3,5-Dinitrobenzene-1,2-diol 7659-29-2
                                                        1332 Imp. I (EP): Propyl(2E)-2-Cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoate
                                                        1333 Imp. C (EP) as Hydrochloride: 3-[[[2-[(Diaminomethylene)amino]thiazol-4-yl]methyl]sulfanyl]-N-sulfamoylpropanamideHydrochloride 76824-17-4
                                                        1334 Imp. F (EP):3-[[[2-[(Diaminomethylene)-amino]thiazol-4-yl]methyl]sulfanyl]-propanoic Acid 107880-74-0
                                                        1335 Imp. A (EP) as Hydrochloride:3-[[[2-[(Diaminomethylene)amino]thiazol-4-yl]-methyl]sulfanyl]propanimidamideHydrochloride 76833-47-1
                                                        1336 Imp. I (EP):3-[[[2-[(Diaminomethylene)amino]thiazol-4-yl]methyl]sulfinyl]-N-sulfamoylpropanamide 1020719-36-1
                                                        1337 Imp. D (EP):4-[(aRaS)-1-Methylpiperidin-4-ylidene]-4,9-dihydro-10H-benzo[4,5]cyclohepta[1,2-b]thiophen-10-one N-Oxide(Ketotifen N-Oxide) 88456-70-6
                                                        1338 Imp. B (EP):(4RS)-10-Methoxy-4-(1-methylpiperidin-4-yl)-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-ol 59743-88-3
                                                        1339 N-Desmethylketotifen Hydrogen Fumarate 930765-16-5
                                                        1340 Imp. B (EP):4-(2-Methoxyethyl)phenol 56718-71-9
                                                        1341 Imp. O (EP):1,1'-[(1-Methylethyl)imino]bis-[3-[4-(2-methoxyethyl)phenoxy]propan-2-ol] 154784-36-8
                                                        1342 Imp. A (EP):(2RS)-1-(Ethylamino)-3-[4-(2-methoxyethyl)phenoxy]propan-2-ol 109632-08-8
                                                        1343 Imp. D (EP):(2RS)-3-[4-(2-Methoxyethyl)phenoxy]propane-1,2-diol 62572-90-1
                                                        1344 Imp. H (EP):(2RS)-1-[4-(2-Hydroxyethyl)-phenoxy]-3-[(1-methylethyl)amino]propan-2-ol 62572-94-5
                                                        1345 (2RS)-1-(4-Ethenylphenoxy)-3-[(1-methylethyl)amino]propan-2-ol 933468-54-3

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