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Chemical materials

Tryptophan Impurity 5 (N-Acetyl-D-Tryptophan)

ULT2024 /

CAS No.：2280-01-5

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Tryptophan Impurity 6

ULT2025 /

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4-Benzyloxyindole

ULT2027 /

CAS No.：20289-26-3

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rac-Tryptophan EP Impurity G HCl

ULT203 /

CAS No.：95579-00-3

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N,N-Dimethyl-L-Tryptophan

ULT2030 /

CAS No.：2812-40-0

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Thiometon

ULT203001 /

CAS No.：640-15-3

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Hypaphorine

ULT2031 /

CAS No.：487-58-1

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Hypaphorine-d9

ULT2032 /

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Tryptophan-d5

ULT2033 /

CAS No.：62595-11-3

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Tryptophan Impurity 7

ULT2034 /

CAS No.：17952-87-3

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Tryptophan-4,5-Dione

ULT2035 /

CAS No.：129784-88-9

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1-Nitroso Tryptophan

ULT2036 /

CAS No.：68807-89-6

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1-Nitroso-D-Tryptophan

ULT2037 /

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N-Nitroso D-Tryptophan Methyl Ester

ULT2038 /

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Tryptophan Impurity 8

ULT2039 /

CAS No.：2306500-72-9

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Tryptophan EP Impurity B (Mixture of Diastereomers)

ULT204 /

CAS No.：184955-21-3

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Tryptophan Impurity 9

ULT2040 /

CAS No.：29702-35-0

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Tenonitrozole

ULT204001 /

CAS No.：3810-35-3

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Tenonitrozole-d3

ULT204002 /

CAS No.：3810-35-3 (non-d)

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Tryptophan Impurity 10

ULT2041 /

CAS No.：75917-16-7

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Tryptophan EP Impurity G HCl

ULT2042 /

CAS No.：881025-90-7

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Tryptophan Impurity 11

ULT2043 /

CAS No.：2410850-77-8

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Tryptophan Impurity 12 HCl

ULT2044 /

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Tryptophan Impurity 13

ULT2045 /

CAS No.：2651971-22-9

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Tryptophan Impurity 14

ULT2046 /

CAS No.：2055155-50-3

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Tryptophan Impurity 15

ULT2047 /

CAS No.：192180-81-7

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Tryptophan Impurity 16

ULT2048 /

CAS No.：192180-80-6

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Tryptophan EP Impurity E

ULT205 /

CAS No.：3978-11-8

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Thymomodulin

ULT205001 /

CAS No.：90803-92-2

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5-Hydroxy-D,L-Tryptophan-d4

ULT206 /

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Tulobuterol Impurity 1

ULT206001 /

CAS No.：5000-66-8

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Tulobuterol Impurity 2

ULT206002 /

CAS No.：72702-57-9

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Tulobuterol Impurity 3

ULT206003 /

CAS No.：34356-83-7

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Tulobuterol Impurity 4

ULT206004 /

CAS No.：179749-59-8

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Tulobuterol

ULT206005 /

CAS No.：41570-61-0

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Tulobuterol-d9 HCl

ULT206006 /

CAS No.：1325559-14-5

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N-Nitroso Tulobuterol

ULT206007 /

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Tryptophan Metabolite (HIAA-d5)

ULT207 /

CAS No.：1219802-93-3

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Tectochrysin

ULT207001 /

CAS No.：520-28-5

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8-C-Phenylchrysin

ULT207002 /

CAS No.：190973-06-9

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Tryptophan Metabolite (HIAA)

ULT208 /

CAS No.：54-16-0

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Trifluorothymine

ULT208001 /

CAS No.：54-20-6

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Trifluorothymine-13C-15N2

ULT208002 /

CAS No.：1397206-73-3

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Tryptophan Impurity 1 (Indole 3-Acetaldehyde)

ULT209 /

CAS No.：2591-98-2

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Trepibutone

ULT209001 /

CAS No.：41826-92-0

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Trepibutone Impurity 1

ULT209002 /

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Trepibutone Impurity 2

ULT209003 /

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Trepibutone Impurity 3

ULT209004 /

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ULT210001

ULT210001 /

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Testosterone Impurity 1

ULT210002 /

CAS No.：571-24-4

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

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Telephone 037-621-088

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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

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Telephone 07-753-9988

Fax 07-753-1958

Mail kaohsiung@echochemical.com

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