QUALITY CONTROL SOLUTIONS LTD.??? ?? ??? ?????.

?? ?:QUALITY CONTROL SOLUTIONS LTD.

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??:China

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Estradiol Impurity 7		4954-14-7	C20H28O2
(S)-Citadiol		488787-59-3	C20H23FN2O2
MonoMethyl auristatin E	??????????E	474645-27-7	C39H67N5O7
Salicyluric acid; o-Hydroxyhippuric acid		487-54-7	C9H9NO4
Codeine EP Impurity F	14-???????	4829-46-3	C18H21NO4
Ruibapaite Impurity 7		4876-17-9	C10H8ClNO
Rosuvastatin Impurity 186		49615-54-5	C8H8N2O3
Glycyl-L-histidyl-L-lysine	???-L-????-L-??	49557-75-7	C14H24N6O4
Butyraldol	2-??-3-???????	496-03-7	C8H16O2
Tofacitinib Impurity 194		477600-69-4	C14H22N2
Tetracaine Impurity 16	??????????	490-98-2	C15H24N2O3
Estriol 3-Sulfate	?????3-???	481-95-8	C18H24O6S
Ethyl oxalyl monochloride	??????????????	4755-77-5	C4H5ClO3
Ninhydrin	????	485-47-2	C9H6O4
Ergosterol Impurity 7	???????	474-77-1	C27H46O
Clomifene Impurity 12		47648-28-2	C26H27Cl2NO
Butylphthalide Impurity 57		4767-63-9	C10H8O2
Mycophenolic Acid Impurity 43		483-60-3	C17H20O6
Beraprost Impurity 53		474070-63-8	C27H32O6
Mivacurium Chloride Impurity 49	(E)-??-4-?-1,8-??	48059-97-8	C8H12O4
Calcitonin (Salmon)		47931-85-1	C145H240N44O48S2
Simethicone Impurity 22	1,15-????????????????	4938-87-8	C16H50O9Si8
Olmesartan Medoxomil Impurity 103	3-???-2-tert-??????????-?????????	474708-09-3	C13H18N2O4
1,2-di(furan-2-yl)ethane-1,2-dione	??	492-94-4	C10H6O4
Isavuconazole Impurity 44	(αR,βR)-β-(2,5-???????)-β-????-α-??-1H-1,2,4-????-1-???	483340-19-8	C13H13F2N3O3
Fluorenone	9-?????	486-25-9	C13H8O
4-(hydroxymethyl)quinolin-2(1H)-one		4876-16-8	C10H9NO2
1-(2,4,6-trihydroxyphenyl)ethan-1-one		480-66-0	C8H8O4
Bromocriptine mesilate EP Impurity D		478-83-1	C16H15BrN2O2
Sitagliptin Impurity 103		486459-88-5	C16H16F5N5O
Atropine Impurity 33		4839-11-6	C8H15NO2
Lurasidone Impurity 97		4743-54-8	C8H14O
Citalopram Impurity 26((R)-Citadiol)	(R)-????	481047-48-7	C20H23FN2O2
Lifitegrast Impurity 53	??3-????-4-((??????)???)?????	478169-68-5	C13H16O3Si
(+)-Pinocembrin		480-39-7	C15H12O4
ArforMoterol Tartrate Impurity 3		477552-94-6	C9H11NO3
Astragalin	??????	480-10-4	C21H20O11
Ceftriaxone Impurity 13		473843-58-2	C18H22N6O8S2
2-fluoromalonic acid	???????,????-	473-87-0	C3H3FO4
5-bromo-2-formylbenzoic acid		4785-52-8	C8H5BrO3
(Z)-3,4-dimethylpent-2-ene		4914-91-4	C7H14
Benzohydroxamic acid		495-18-1	C7H7NO2
Emedastine Impurity 8	2-?????????	4857-06-1	C7H5ClN2
Vitamin B6 Impurity 88	5'-???????	4811-03-4	C8H11NO2
5′-Deoxyadenosine	5'-???????	4754-39-6	C10H13N5O3
Benzoic acid, 2-[(6-O-β-D-xylopyranosyl-β-D-glucopyranosyl)oxy]-, methyl ester		490-67-5	C19H26O12
Aripiprazole Impurity 49		48121-20-6	C6H13N3O2
indoline	???	496-15-1	C8H9N
mildronate Impurity 1		4753-45-1	C10H20N2O4
Pinaverium Bromide Impurity 13	2-(6,6-???????[3.1.1]??-2-?)???	4747-61-9	C11H20O
Pseudoaspidin		478-28-4	C25H32O8
Ellagic acid	????	476-66-4	C14H6O8
Cholic Acid Impurity 16	5??-???-3??,7??,12??-?????????	47676-48-2	C26H44O5
1H,1'H-2,2'-biimidazole	2,2'-?????	492-98-8	C6H6N4
1,1′-Azonaphthalene	1,1'-??????	487-10-5	C20H14N2
ethyl methyl fumarate		4749-70-6	C7H10O4
Tadalafil Impurity 141		477970-21-1	C23H21N3O4
methyl 1H-1,2,4-triazole-5-carboxylate	??1,2,4-????-3-???????	4928-88-5	C4H5N3O2
Cephaeline	????	483-17-0	C28H38N2O4
Dimenhydrinate EP Impurity E		4921-49-7	C8H9ClN4O2
Neostigmine Impurity 24	3-(3-??????)-1,1-???-???	4849-46-1	C9H12N2O2
Luteolin	????	491-70-3	C15H10O6
2-hydroxy-4-(methylsulfinyl)butanoic acid		49540-14-9	C5H10O4S
homolycorine Impurity 1	?????	477-20-3	C18H21NO4
isobutyl 4-methylbenzenesulfonate		4873-56-7	C11H16O3S
Ichiba acid	3,4-?????????,5-????-6-??-	479-30-1	C8H7NO5
Sodium Gualenate Impurity 5	??????	489-84-9	C15H18
methyl 2-((5-chloropyridin-2-yl)amino)-2-oxoacetate		480450-68-8	C8H7ClN2O3
Ginkgetin		481-46-9	C32H22O10
Mebeverine Impurity 9	?????	475203-77-1	C16H25NO3
Clofarabine Impurity 22		491594-58-2	C26H21FO7
Pramoxine Impurity 3	4,4'-(???-1,3-??)??????	48152-09-6	C11H22N2O2
Fructose 1,6-bisphosphate		488-69-7	C6H14O12P2
Quercetin 3-β-galactoside		482-36-0	C21H20O12
Menthofuran		494-90-6	C10H14O
Proparacaine Impurity 18	?????????	487-53-6	C13H20N2O3
Cryptopine	????	482-74-6	C21H23NO5
Methylergometrine maleate EP Impurity F; Ergometrinine	???????	479-00-5	C19H23N3O2
Butylphthalide Impurity 59		4770-21-2	C13H17NO2
(±)-Neoisomenthol		491-02-1	C10H20O
Olaparib Impurity 40		477535-39-0	C7H3Br2FO
Posaconazole Impurity 254	4-(2,6-???????)-4-??????	478162-62-8	C10H8F2O3
Neostigmine Impurity 23		4939-59-7	C12H17N3O3
2-hydroxy-3-methylpentanoic acid	2-?????-3-??????	488-15-3	C6H12O3
3-HYDROXY-DL-KYNURENINE		484-78-6	C10H12N2O4
Butylphthalide Impurity 50		4767-54-8	C11H10O2
Zaleplon Impurity 17		478081-98-0	C17H15N5O
Linezolid Impurity 105	4-(2-BROMO-4-?????)????	477846-96-1	C10H11BrN2O3
Adrenaline Impurity 51	5-[(?????)??]-5H-???[a,d]?????-2,3,7,8-???	481-90-3	C17H17NO4
Stigmasterol Impurity 4	7-????????????	481-19-6	C29H46O
N'-methyleneisonicotinohydrazide	4-????????,????????(9CI)	4813-02-9	C7H7N3O
Carnosine Impurity 10		4836-52-6	C6H11N3O
Furosemide Impurity 72		4818-85-3	C12H12N2O5S
Paracetamol Impurity 24		483303-97-5	C12H15NO4
Fmoc-(S)-3-Amino-3-(4-Methyl-Phenyl)-Propionic Acid		479064-99-8	C25H23NO4
Thymidine Impurity 4		491-97-4	C10H16N2O11P2
Nicotine EP Impurity E	?????1????	491-26-9	C10H14N2O
Nicotine Impurity 14	b-??????	494-98-4	C9H8N2
Canagliflozin Impurity 122	2,3,4-??-O-??-D-???????	47727-93-5	C27H30O6
Indoxyl sulfate	???	487-94-5	C8H7NO4S

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QUALITY CONTROL SOLUTIONS LTD.??? ?? ??? ?????.

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