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Chemical materials

Dutasteride Impurity 20

ULD3541 /
CAS No.：3822-20-6
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Dutasteride Impurity 21

ULD3542 /
CAS No.：2965-07-3
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Dutasteride Impurity 22

ULD3543 /
CAS No.：55982-15-5
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Dutasteride Impurity 24

ULD3544 /
CAS No.：328-93-8
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Dutasteride Impurity 25

ULD3545 /
CAS No.：433-19-2
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Dutasteride Impurity 26

ULD3546 /
CAS No.：320-88-7
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Dutasteride Impurity 27

ULD3547 /
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Dutasteride Impurity 28 HCl

ULD3548 /
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Dutasteride Impurity 29

ULD3549 /
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5-beta-Dutasteride

ULD355 /
CAS No.：957229-52-6
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Dihydro Dutasteride-13C6

ULD3550 /
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Dutasteride Impurity 30

ULD3551 /
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Dutasteride Impurity 30-13C6

ULD3552 /
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Dutasteride Impurity 31

ULD3553 /
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Dutasteride Impurity 31-13C6

ULD3554 /
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Dutasteride Impurity 32

ULD3555 /
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Dutasteride Impurity 32-13C6

ULD3556 /
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Dutasteride Impurity 33

ULD3557 /
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Dutasteride Impurity 34

ULD3558 /
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Dutasteride Impurity 34-13C6

ULD3559 /
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6-Beta-Hydroxy 1,2-Dihydrodutasteride

ULD356 /
CAS No.：N/A
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Dutasteride Impurity 35

ULD3560 /
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Dutasteride Impurity 35-13C6

ULD3561 /
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Dutasteride Impurity 36

ULD3562 /
CAS No.：73671-92-8
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Dutasteride Impurity 37

ULD3563 /
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Dutasteride Impurity 38

ULD3564 /
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Dutasteride Impurity 39 (TFM-4AS-1)

ULD3565 /
CAS No.：188589-61-9
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Dutasteride Impurity 40 (Cl-4AS-1)

ULD3566 /
CAS No.：188589-66-4
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Dutasteride Impurity 41

ULD3567 /
CAS No.：69660-91-9
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Dutasteride EP Impurity H (alfa-Dimer)

ULD357 /
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Dutasteride EP Impurity I

ULD358 /
CAS No.：1648593-70-7
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Dutasteride EP Impurity E (Dutasteride 17-alpha-epimer)

ULD359 /
CAS No.：2102935-76-0
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Dexamethasone-d4

ULD361 /
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Dexamethasone Sodium Phosphate EP Impurity G (Dexamethasone Acid)

ULD3610 /
CAS No.：37927-01-8
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21-Hemiacetal Dexamethasone

ULD3611 /
CAS No.：473273-03-9
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Dexamethasone EP Impurity F

ULD3612 /
CAS No.：382-67-2
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Dexamethasone EP Impurity I

ULD3613 /
CAS No.：14622-47-0
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Dexamethasone EP Impurity J

ULD3614 /
CAS No.：2036-77-3
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Dexamethasone EP Impurity K

ULD3615 /
CAS No.：1809224-82-5
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Dexamethasone Impurity 17

ULD3616 /
CAS No.：1174035-75-6
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Dexamethasone-17-Ketone (Mixture of Diastereomers)

ULD3617 /
CAS No.：2285-53-2
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6-Hydroxy Dexamethasone (Mixture of Diastereomers)

ULD362 /
CAS No.：2102851-76-1
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Dexamethasone 17-Formyloxy-17-Acid

ULD3620 /
CAS No.：473273-04-0
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Dexamethasone Biotin

ULD3621 /
CAS No.：85679-56-7
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Dexamethasone Phosphate Impurity

ULD3622 /
CAS No.：N/A
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Dexamethasone Impurity A

ULD3623 /
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Dexamethasone Sodium Phosphate EP Impurity B

ULD3624 /
CAS No.：360-63-4
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Dexamethasone Sodium Phosphate EP Impurity H

ULD3625 /
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Dexamethasone 21-Phosphate-d4

ULD3626 /
CAS No.：N/A
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D-Homo A Derivative of Dexamethasone

ULD3627 /
CAS No.：N/A
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Telephone 04-2472-8859
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Telephone 06-243-6589
Fax 06-253-8208
Mail tainan@echochemical.com

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Telephone 07-753-9988
Fax 07-753-1958
Mail kaohsiung@echochemical.com
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