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Chemical materials

Levothyroxine Impurity 34

ULL4656 /
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Levothyroxine Impurity 35

ULL4657 /
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Levothyroxine Impurity 36

ULL4658 /
CAS No.：2088032-62-4
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Levothyroxine Impurity 37

ULL4659 /
CAS No.：N/A
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Levothyroxine Impurity 39

ULL4660 /
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Levothyroxine Impurity 40

ULL4661 /
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Levothyroxine Impurity 41

ULL4662 /
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Levothyroxine Impurity 42

ULL4663 /
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Levothyroxine Impurity 43

ULL4664 /
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Levothyroxine Lactose adduct 2 (Amadori Rearrangement Product)

ULL4665 /
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Levothyroxine Impurity 44

ULL4666 /
CAS No.：7069-47-8
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Levothyroxine Impurity 45

ULL4667 /
CAS No.：30804-52-5
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Levothyroxine Impurity 46

ULL4668 /
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Levothyroxine Impurity 47

ULL4669 /
CAS No.：92028-82-5
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Levothyroxine Impurity 48

ULL4670 /
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Levothyroxine Impurity 49

ULL4671 /
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Levothyroxine Impurity 50

ULL4672 /
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Levothyroxine Impurity 51

ULL4673 /
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Levothyroxine Impurity 52

ULL4674 /
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Levothyroxine Impurity 53 (Mixture of Diastereomers)

ULL4675 /
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Levothyroxine Impurity 54

ULL4676 /
CAS No.：105172-64-3
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Levothyroxine Impurity 55

ULL4677 /
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Levothyroxine Related Compound 5-d3

ULL4678 /
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Levothyroxine EP Impurity J HCl (3,3'-L-Diiodothyronine HCl)

ULL4679 /
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Levothyroxine Impurity 57

ULL4680 /
CAS No.：3861-58-3
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rac-Levothyroxine EP Impurity J HCl (3,3'-DL-Diiodothyronine HCl)

ULL4681 /
CAS No.：2668306-64-5
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Levothyroxine Impurity 58

ULL4682 /
CAS No.：176258-87-0
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Levothyroxine Impurity 59

ULL4683 /
CAS No.：1158-10-7
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Levothyroxine Impurity 60

ULL4684 /
CAS No.：51-26-3
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Levothyroxine Impurity 61 (Mixture of Diastereomers)

ULL4685 /
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Levothyroxine Impurity 62 (Mixture of Diastereomers)

ULL4686 /
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Levothyroxine EP Impurity K (R-Isomer)

ULL4687 /
CAS No.：66701-15-3
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Lafutidine

ULL471 /
CAS No.：118288-08-7
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Lafutidine Impurity 5

ULL4710 /
CAS No.：169899-15-4
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Lafutidine Impurity 6

ULL4711 /
CAS No.：169899-16-5
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Lafutidine Impurity 7

ULL4712 /
CAS No.：169899-17-6
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Lafutidine Impurity 8 Maleate

ULL4713 /
CAS No.：146447-26-9
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Lafutidine Impurity 9

ULL4714 /
CAS No.：1339863-11-4
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Lafutidine Impurity 10

ULL4715 /
CAS No.：154923-16-7
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Lafutidine Related Compound 1

ULL4716 /
CAS No.：123855-55-0
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Lafutidine Related Compound 2

ULL4717 /
CAS No.：41372-34-3
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Lafutidine Related Compound 3 HCl

ULL4718 /
CAS No.：7153-66-4
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Lafutidine Impurity 1

ULL473 /
CAS No.：174583-84-7
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Lafutidine Impurity 3

ULL474 /
CAS No.：103922-84-5
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Lafutidine Impurity 11

ULL475 /
CAS No.：1348637-58-0
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Lafutidine-d10

ULL476 /
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Lafutidine Dihydro Impurity

ULL477 /
CAS No.：118288-14-5
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trans-Lafutidine

ULL478 /
CAS No.：206449-94-7
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Lafutidine Impurity 4

ULL479 /
CAS No.：169899-18-7
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Labetalol HCl (Mixture of Diastereomers)

ULL481 /
CAS No.：32780-64-6
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Taipei Branch

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Telephone 02-2786-2331
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Mail taipei@echochemical.com

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Telephone 03-494-6939
Fax 03-493-0687
Mail chungli@echochemical.com

Head Office / Zhumen Branch

Address No. 16, Gongye Road, Toufen City, Miaoli County
Telephone 037-621-088
Fax 037-615-096
Mail miaoli@echochemical.com

Taichung Branch

Address 15F-2, No. 218, Section 1, Wenxin Road, Nantun District, Taichung City
Telephone 04-2472-8859
Fax 04-2472-8825
Mail taichung@echochemical.com

Tainan Branch

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

Address No. 479, Fengding Road, Fengshan District, Kaohsiung City
Telephone 07-753-9988
Fax 07-753-1958
Mail kaohsiung@echochemical.com
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