• 185613-71-2
  Betamethasone EP Impurity H
  
• 185613-69-8
  Betamethasone EP Impurity I
  
• 18383-24-9
  Betamethasone EP Impurity J
  
• 52647-06-0
  Betamethasone Enol Aldehyde Z Isomer
  
• 16125-28-3
  Betamethasone Valerate Impurity F
  
• 153559-49-0(non-d)
  6-Hydroxy Bexarotene
  
• 198700-33-3
  Bexarotene Acyl Glucuronide
  
• 41859-58-9
  Bezafibrate Impurity D
  
• 2524614-58-0
  Biapenem Impurity 1
  
• 113299-40-4 (non-d)
  S-Bicalutamide
  
• 151262-57-6
  Bicalutamide EP Impurity M
  
• 1181519-47-0
  Bifendate Impurity A
  
• 128142-41-6
  Bifendate Impurity B
  
• 205117-47-1
  Bifendate Impurity E
  
• 79279-08-6
  Bifendate Impurity G
  
• 1163135-92-9
  15-epi Bimatoprost -Bimatoprost)
  
• 1008-35-1
  Tetrahydrobiopterin Impurity 1
  
• 1163708-46-0
  Biotin EP Impurity A
  
• 57671-79-1
  Biotin Impurity B
  
• 412308-26-0 (free base)
  Biotin Impurity C DiHCl
  
• 415725-35-8
  Biotin Impurity D
  
• 76335-62-1, 57229-92-2
  Biotin Impurity E
  
• 514-65-8 (non-d)
  Biperiden N-Oxide
  
• 19132-91-3 (free acid)
  4-Hydroxy Biphenyl O-Glucuronide Sodium Salt
  
• 1126389-67-0
  4-Hydroxy Biphenyl-D5
  
• 20838-63-5
  Phenyl O-Glucuronide Sodium Salt
  
• 16063-85-7 (free acid)
  4-Hydroxy Biphenyl Sulfate Sodium Salt
  
• 16985-05-0
  Bisacodyl Impurity B
  
• 111664-35-8
  Bisacodyl Impurity E
  
• 35558-46-4
  Bisjatrochizine
  
• 31586-77-3
  Bismuth Sodium Tartrate
  
• 1346601-19-1
  Bisoprolol Impurity 1
  
• 62340-37-8
  Bisoprolol Phenol Impurity
  
• 1447715-44-7-(free-base)
  Bisoprolol EP Impurity B Hemifumarate
  
• 80-05-7 (non-d)
  Bisphenol A Impurity 1
  
• 72378-50-8
  Bivalirudin Impurity 1
  
• 1648791-23-4
  Blonanserin Impurity 1
  
• 132810-75-4
  Blonanserin Impurity 2
  
• 2518376-10-6
  Blonanserin Impurity 3
  
• 132811-84-8
  Blonanserin Impurity 4
  
• 20448-86-6
  Bornaprine
  
• 390800-88-1
  Bortezomib Trimer -Bortezomib Trimer)
  
• 1310383-72-2
  Bortezomib Impurity 3
  
• 1132709-16-0
  Bortezomib Impurity
  
• 1194235-41-0
  Bortezomib Impurity 9
  
• 2747958-64-9
  Bortezomib Impurity 3
  
• 1259300-03-2
  Bortezomib Impurity 15
  
• 1246817-57-1
  Hydroxy Bosentan-d6
  
• 380843-75-4 (non-labelled)
  Bosutinib Isomer
  
• 171655-91-7
  Brasofensine
  
• 15116-41-3
  Brexpiprazole Impurity 10
  
• 1886188-97-1
  Brexpiprazole Impurity 11
  
• 2518081-42-8
  Brexpiprazole Impurity 14
  
• 1224095-98-0
  Brilacidin
  
• 1216379-05-3（free-base）
  Brimonidine Impurity 6 HCl
  
• 151110-15-5
  Brimonidine Impurity 5
  
• 135306-56-8
  Brimonidine Impurity 4
  
• 91147-46-5
  溴莫尼定杂质H
  
• 150937-43-2 (non-d)
  N-Desethyl Brinzolamide
  
• 404034-55-5
  Brinzolamide Related Compound B
  
• 186377-56-0 (free base)
  Brinzolamide Impurity C HBr
  
• 357337-00-9
  Brivaracetam -Isomer
  
• 357336-99-3
  Brivaracetam -Isomer
  
• 357335-87-6
  Brivaracetam
  
• 1797130-42-7
  Bromfenac Impurity 6
  
• 241496-82-2-(free-acid)
  Bromfenac Impurity A Sodium salt
  
• 126849-31-8
  Bromfenac Impurity
  
• 132004-28-5
  Bromhexine Impurity D
  
• 1661064-00-1(free-base）
  Bromhexine EP Impurity E Iodide
  
• 1631131-52-6（free-base）
  Bromhexine Related Compound 1 HCl
  
• 1660957-96-9
  Bromhexine Related Compound 2 HCl
  
• 4093-35-0 (non-labelled)
  O-Desmethyl Bromopride HBr
  
• 1437317-64-0
  Brotizolam Impurity 1
  
• 51372-28-2
  Budesonide-22S
  
• 1040085-99-1
  Budesonide Impurity C
  
• 313474-59-8
  Budesonide Impurity J
  
• 313474-58-7
  Budesonide Impurity H
  
• 70585-57-8
  Buflomedil impurity
  
• 59652-29-8
  Bufuralol HCl
  
• 28395-28-0
  Bumetanide Impurity 7
  
• 27262-45-9
  -Bupivacaine HCl
  
• 47668-57-0
  Bupivacaine HCl
  
• 1797894-80-4
  Bupivacaine EP Impurity C
  
• 2518187-63-6
  Bupivacaine EP Impurity E HCl
  
• 1346597-81-6
  Bupivacaine N-Oxide
  
• 357628-62-7
  erythro-Hydroxy Bupropion HCl
  
• 1049718-72-0
  Bupropion Impurity 13 HCl
  
• 2133460-42-9
  -Bupropion Impurity
  
• 57982-77-1
  Buserelin
  
• 220747-81-9
  Buspirone N-Oxide
  
• 42729-95-3
  Busulfan Impurity 4
  
• 122152-13-0
  Butenafine Impurity 1
  
• 59363-17-6
  Butoconazole Impurity 6
  
• 95603-44-4
  Cabazitaxel Impurity (DiTroc)
  
• 859498-34-3
  Cabazitaxel Impurity 15
  
• 24393-79-1
  Cacalol
  
• 26294-92-8
  Cacalone
  
• 483-78-3
  Cadalin
  
• 1025097-10-2
  Cadazolid
  
• 107605-95-8
  Caffeine Impurity E HCl