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Venlafaxine EP Impurity E

ULV0353 /

CAS No.：93413-70-8

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N-Nitroso Venlafaxine Impurity 13

ULV0354 /

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N,O-Didesmethyl-N-Nitroso Venlafaxine

ULV0355 /

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Venlafaxine Impurity 17

ULV0356 /

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N-Nitroso Venlafaxine Impurity 17

ULV0357 /

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Venlafaxine Impurity 18

ULV0358 /

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N-Nitroso Venlafaxine Impurity 18

ULV0359 /

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N,O-Didesmethyl Venlafaxine

ULV036 /

CAS No.：135308-74-6

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Venlafaxine Impurity 19

ULV0360 /

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Calcium 4-Methyl-2-Oxovalerate

ULV036001 /

CAS No.：51828-95-6

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Calcium 3-Methyl-2-Oxovalerate

ULV036002 /

CAS No.：66872-75-1

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4-Chlorovaleroyl Chloride (4-Chloropentanoyl Chloride)

ULV036003 /

CAS No.：63480-12-6

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Valeric Acid Related Compound 1

ULV036005 /

CAS No.：30414-53-0

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Valeric Acid (Valproic Acid EP Impurity A)

ULV036006 /

CAS No.：109-52-4

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Valeric Acid Impurity 1

ULV036007 /

CAS No.：3274-28-0

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4,5-Dioxovaleric Acid

ULV036008 /

CAS No.：5976-90-9

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5-Chlorovaleric Anhydride

ULV036009 /

CAS No.：1802522-36-6

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Methyl Valerate

ULV036010 /

CAS No.：624-24-8

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BOC-DL-VAL-OH

ULV036011 /

CAS No.：54895-12-4

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N-Nitroso Venlafaxine Impurity 19

ULV0361 /

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Venlafaxine Impurity 20

ULV0362 /

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N-Nitroso Venlafaxine Impurity 20

ULV0363 /

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N-Nitroso Venlafaxine EP Impurity H

ULV0364 /

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N-Nitroso Venlafaxine EP Impurity D

ULV0365 /

CAS No.：2680662-11-5

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Venlafaxine Impurity 21

ULV0366 /

CAS No.：4091-50-3

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N-Nitroso Venlafaxine Impurity 21

ULV0367 /

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Venlafaxine Impurity 22

ULV0368 /

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N-Nitroso Venlafaxine Impurity 22

ULV0369 /

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O-Desmethyl Venlafaxine Glucuronide Lithium Salt (Mixture of Diastereomers)

ULV037 /

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Venlafaxine Impurity 23

ULV0370 /

CAS No.：727728-51-0

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Vitamin A EP Impurity A (Diels-Alder Dimers)

ULV037001 /

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Vitamin A EP Impurity B (Anhydro-Vitamin A) (Mixture of E/Z Isomers)

ULV037002 /

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Vitamin A EP Impurity C (retro-Vitamin A, all-trans-Retro Retinol)

ULV037003 /

CAS No.：16729-22-9

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13-Cis Vitamin A Palmitate

ULV037004 /

CAS No.：26771-20-0

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5,6-monoepoxy Vitamin A

ULV037005 /

CAS No.：512-39-0

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9,13-Di-cis Vitamin A Palmitate

ULV037006 /

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9-Cis Vitamin A Palmitate

ULV037007 /

CAS No.：34356-29-1

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N-Nitroso Venlafaxine Impurity 23

ULV0371 /

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Venlafaxine Impurity 24 HCl

ULV0372 /

CAS No.：2223072-89-5

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Venlafaxine EP Impurity G

ULV0373 /

CAS No.：1076199-92-2

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Venlafaxine Impurity 25

ULV0374 /

CAS No.：2641915-09-3

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O-Desmethyl Venlafaxine-d10

ULV038 /

CAS No.：1062607-49-1

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Vitamin D2 (Ergocalciferol)

ULV038001 /

CAS No.：50-14-6

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Ergocalciferol (Vitamin D2)-d6

ULV038002 /

CAS No.：50-14-6 (non-d)

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25-Hydroxy-Ergocalciferol (25-(OH)-Vitamin D2)

ULV038003 /

CAS No.：21343-40-8

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Ergocalciferol Sulfate

ULV038004 /

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Ergocalciferol Glucuronide

ULV038005 /

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Ergocalciferol EP Impurity F

ULV038006 /

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Ergocalciferol (Vitamin D2) EP Impurity A (5,6-trans-Vitamin D2)

ULV038007 /

CAS No.：51744-66-2

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Ergocalciferol (Vitamin D2) Impurity 1 (Windaus Ketone)

ULV038008 /

CAS No.：55812-80-1

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Telephone 04-2472-8859

Fax 04-2472-8825

Mail taichung@echochemical.com

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Address No. 33, Lane 63, Yanzhou 1st Street, Yongkang District, Tainan City

Telephone 06-243-6589

Fax 06-253-8208

Mail tainan@echochemical.com

Kaohsiung Branch

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Telephone 07-753-9988

Fax 07-753-1958

Mail kaohsiung@echochemical.com

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