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Chemical materials

7-Hydroxy risperidone-d4

ULR066 /

CAS No.：147663-04-5

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Risperidone EP Impurity A and Risperidone EP Impurity B

ULR067 /

CAS No.：158697-66-6

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Paliperidone N-Oxide

ULR068 /

CAS No.：761460-08-6

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rac-Rivastigmine-d6 Hydrogen Tartrate

ULR071 /

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Rivastigmine Hydrogen Tartrate EP Impurity H

ULR0710 /

CAS No.：586-37-8

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Rivastigmine Carbamate Impurity

ULR0711 /

CAS No.：1346242-31-6

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Rivastigmine Ether Impurity HCl

ULR0712 /

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Rivastigmine Impurity 5

ULR0713 /

CAS No.：1346602-84-3

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Rivastigmine Impurity 8 Iodide

ULR0714 /

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Rivastigmine Impurity 1

ULR0715 /

CAS No.：1369779-38-3

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Rivastigmine Impurity 3 HCl

ULR0717 /

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Rivastigmine EP Impurity C (Rivastigmine USP Related Compound D)

ULR0718 /

CAS No.：855300-09-3

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Rivastigmine USP Related Compound B

ULR0719 /

CAS No.：25081-93-0

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Rivastigmine Tartrate

ULR072 /

CAS No.：129101-54-8

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Rivastigmine USP Related Compound A

ULR0720 /

CAS No.：32634-68-7

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Rivastigmine N-Oxide HCl

ULR0721 /

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Rivastigmine Impurity 6

ULR0722 /

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Rivastigmine Impurity 7 HCl

ULR0723 /

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rac-Rivastigmine

ULR0724 /

CAS No.：105601-20-5

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rac-Rivastigmine HCl

ULR0725 /

CAS No.：105601-14-7

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Rivastigmine EP Impurity A-d6 (Rivastigmine USP Related Compound C-d6, NAP226-90-d6)

ULR0726 /

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Rivastigmine Impurity 9

ULR0727 /

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Rivastigmine Impurity 10

ULR0728 /

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Rivastigmine EP Impurity A L-Tartrate (Rivastigmine USP Related Compound C L-Tartrate, NAP226-90 L-Tartrate)

ULR0729 /

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Rivastigmine EP Impurity A (Rivastigmine USP Related Compound C, NAP226-90)

ULR073 /

CAS No.：139306-10-8

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Rivastigmine Hydrogen Tartrate EP Impurity E Tartrate Salt

ULR0730 /

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Rivastigmine N-Oxide Trifluoroacetate

ULR0731 /

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Rivastigmine Impurity 11

ULR0732 /

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(R)-Rivastigmine EP Impurity A-d6 ((R)Rivastigmine USP Related Compound C-d6, (R)-NAP226-90-d6 )

ULR0733 /

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(R)-Rivastigmine (Rivastigmine EP Impurity D)

ULR074 /

CAS No.：415973-05-6

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Rivastigmine EP Impurity B L-Tartrate (N-Dimethyl Rivastigmine L-Tartrate)

ULR075 /

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N-Desmethyl Rivastigmine

ULR076 /

CAS No.：1070660-34-2

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Rivastigmine Hydrogen Tartrate EP Impurity E HCl

ULR077 /

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Rifamycin Y

ULR077001 /

CAS No.：15271-73-5

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Rifamycin Impurity 1

ULR077002 /

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Desacetyl Rifamycin SV

ULR077003 /

CAS No.：17750-90-2

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Rifamycin L

ULR077004 /

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3-Methyl Thiorifamycin SV

ULR077005 /

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Desacetyl Rifamycin S

ULR077006 /

CAS No.：17555-51-0

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27-Desmethoxy-27-hydroxy-rifamycin SV

ULR077007 /

CAS No.：31718-67-9

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Rifamycin Impurity 2

ULR077008 /

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Rifamycin Impurity 3

ULR077009 /

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Rifamycin Impurity 4

ULR077010 /

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Rifamycin Impurity 5

ULR077011 /

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Rifamycin Impurity 6

ULR077012 /

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Rifamycin Impurity 7

ULR077013 /

CAS No.：59264-04-9

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Rivastigmine Hydrogen Tartrate EP Impurity F HCl

ULR078 /

CAS No.：889443-69-0 (free base)

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Regorafenib

ULR078001 /

CAS No.：755037-03-7

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Regorafenib-13C-d3

ULR078002 /

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Regorafenib Impurity 1

ULR078003 /

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Taipei, New Taipei, Keelung / Yilan / Hualien
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Telephone 03-494-6939

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Mail chungli@echochemical.com

Head Office / Zhumen Branch

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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

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Telephone 07-753-9988

Fax 07-753-1958

Mail kaohsiung@echochemical.com

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