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Chemical materials

3，4，6-tri-O-acetyl-2-deoxy-2-dimethylmaleoyl-β-D-glucopyranoside 95%

3，4，6-tri-O-acetyl-2-deoxy-2-dimethylmaleoyl-β-D-glucopyranoside 95%

O740716 / 1G
CAS No.：315208-18-5
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2'，3'-O-Isopropylidenshowdomycin 95%

2'，3'-O-Isopropylidenshowdomycin 95%

O740735 / 1G
CAS No.：19254-15-0
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3，4-di-O-acetylcaffeic acid N-hydroxysuccinimidyl ester 95%

3，4-di-O-acetylcaffeic acid N-hydroxysuccinimidyl ester 95%

O740745 / 1G
CAS No.：220957-78-8
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1-Octadecyl-2，5-dihydro-1h-pyrrole-2，5-dione 95%

1-Octadecyl-2，5-dihydro-1h-pyrrole-2，5-dione 95%

O740818 / 500MG
CAS No.：17450-30-5
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1-[[[(17β)-3-Oxoandrost-4-en-17-yl]carbonyl]oxy]-2，5-pyrrolidinedione 95%

1-[[[(17β)-3-Oxoandrost-4-en-17-yl]carbonyl]oxy]-2，5-pyrrolidinedione 95%

O740881 / 1G
CAS No.：98653-71-5
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1-[(1-Oxotetracosyl)oxy]-2，5-pyrrolidinedione 95%

1-[(1-Oxotetracosyl)oxy]-2，5-pyrrolidinedione 95%

O740905 / 1G
CAS No.：39782-75-7
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1-(Oxiran-2-ylmethyl)pyrrolidine-2，5-dione 95%

1-(Oxiran-2-ylmethyl)pyrrolidine-2，5-dione 95%

O740936 / 1G
CAS No.：20958-21-8
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O-(2，3，4，6-tetra-O-acetyl-β-D-glucopyranosyl)-N-hydroxysuccinimide 95%

O-(2，3，4，6-tetra-O-acetyl-β-D-glucopyranosyl)-N-hydroxysuccinimide 95%

O740940 / 1G
CAS No.：143658-69-9
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2-Oxopyrrolidine-1-carbaldehyde diethyl acetal 95%

2-Oxopyrrolidine-1-carbaldehyde diethyl acetal 95%

O740941 / 1G
CAS No.：161564-41-6
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O-acetyl-(S)-mandelic acid N-hydroxysuccinimide ester 95%

O-acetyl-(S)-mandelic acid N-hydroxysuccinimide ester 95%

O740956 / 1G
CAS No.：522615-13-0
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1-O-benzyl 5-O-(2，5-dioxopyrrolidin-1-yl) pentanedioate 95%

1-O-benzyl 5-O-(2，5-dioxopyrrolidin-1-yl) pentanedioate 95%

O741081 / 1G
CAS No.：104253-38-5
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1-(O-Tolyl)pyrrolidine-2，5-dione 95%

1-(O-Tolyl)pyrrolidine-2，5-dione 95%

O741098 / 5G
CAS No.：70290-53-8
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Osmium(III) chloride 99%

Osmium(III) chloride 99%

O741719 / 100MG
CAS No.：13444-93-4
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Octyl -Sepharose CL-4B 存於20%乙醇溶液中

Octyl -Sepharose CL-4B 存於20%乙醇溶液中

O741729 / 25ML
CAS No.：69106-60-1
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Octyl -Sepharose CL-4B 存於20%乙醇溶液中

Octyl -Sepharose CL-4B 存於20%乙醇溶液中

O741729 / 5ML
CAS No.：69106-60-1
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1-(Oxetan-3-yl)piperazine hydrochloride 98%

1-(Oxetan-3-yl)piperazine hydrochloride 98%

O741745 / 100MG
CAS No.：1369338-92-0
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1-(Oxetan-3-yl)piperazine hydrochloride 98%

1-(Oxetan-3-yl)piperazine hydrochloride 98%

O741745 / 250MG
CAS No.：1369338-92-0
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1-(Oxetan-3-yl)piperazine hydrochloride 98%

1-(Oxetan-3-yl)piperazine hydrochloride 98%

O741745 / 1G
CAS No.：1369338-92-0
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2-(3-Oxo-1，2，3，4-tetrahydroquinoxalin-2-yl)-n-(4-propoxyphenyl)acetamide 95%

2-(3-Oxo-1，2，3，4-tetrahydroquinoxalin-2-yl)-n-(4-propoxyphenyl)acetamide 95%

O742144 / 100MG
CAS No.：1008659-07-1
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2-(3-Oxo-1，2，3，4-tetrahydroquinoxalin-2-yl)-n-(4-propoxyphenyl)acetamide 95%

2-(3-Oxo-1，2，3，4-tetrahydroquinoxalin-2-yl)-n-(4-propoxyphenyl)acetamide 95%

O742144 / 500MG
CAS No.：1008659-07-1
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7-oxa-4-azaspiro[3.5]nonan-4-ium ≥95%

7-oxa-4-azaspiro[3.5]nonan-4-ium ≥95%

O742211 / 1G
CAS No.：185-22-8
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7-oxa-4-azaspiro[3.5]nonan-4-ium ≥95%

7-oxa-4-azaspiro[3.5]nonan-4-ium ≥95%

O742211 / 250MG
CAS No.：185-22-8
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7-oxa-4-azaspiro[3.5]nonan-4-ium ≥95%

7-oxa-4-azaspiro[3.5]nonan-4-ium ≥95%

O742211 / 100MG
CAS No.：185-22-8
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7-oxa-4-azaspiro[3.5]nonan-4-ium ≥95%

7-oxa-4-azaspiro[3.5]nonan-4-ium ≥95%

O742211 / 5G
CAS No.：185-22-8
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Octadecylamine 99.7%

Octadecylamine 99.7%

O742499 / 100G
CAS No.：124-30-1
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Octadecylamine 99.7%

Octadecylamine 99.7%

O742499 / 500G
CAS No.：124-30-1
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Octadecylamine 99.7%

Octadecylamine 99.7%

O742499 / 2.5KG
CAS No.：124-30-1
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Octadecylamine 99%

Octadecylamine 99%

O742500 / 500G
CAS No.：124-30-1
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Octadecylamine 99%

Octadecylamine 99%

O742500 / 10KG
CAS No.：124-30-1
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Octadecylamine 99%

Octadecylamine 99%

O742500 / 100G
CAS No.：124-30-1
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Octadecylamine 99%

Octadecylamine 99%

O742500 / 2.5KG
CAS No.：124-30-1
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2，2'-Oxybis(N，N-di-n-octylacetamide) 99.8%

2，2'-Oxybis(N，N-di-n-octylacetamide) 99.8%

O742509 / 50MG
CAS No.：342794-43-8
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2，2'-Oxybis(N，N-di-n-octylacetamide) 99%

2，2'-Oxybis(N，N-di-n-octylacetamide) 99%

O742510 / 50MG
CAS No.：342794-43-8
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2，2'-Oxybis(N，N-di-n-octylacetamide) 99%

2，2'-Oxybis(N，N-di-n-octylacetamide) 99%

O742510 / 250MG
CAS No.：342794-43-8
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2，2'-Oxybis(N，N-di-n-octylacetamide) 99%

2，2'-Oxybis(N，N-di-n-octylacetamide) 99%

O742510 / 1G
CAS No.：342794-43-8
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1，2-Octanediol Standard for GC， ≥99.9%(GC)

1，2-Octanediol Standard for GC， ≥99.9%(GC)

O742836 / 1G
CAS No.：1117-86-8
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1，2-Octanediol 99%

1，2-Octanediol 99%

O742837 / 1KG
CAS No.：1117-86-8
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1，2-Octanediol 99%

1，2-Octanediol 99%

O742837 / 50G
CAS No.：1117-86-8
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1，2-Octanediol 99%

1，2-Octanediol 99%

O742837 / 250G
CAS No.：1117-86-8
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1，2-Octanediol 99%

1，2-Octanediol 99%

O742837 / 10G
CAS No.：1117-86-8
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Oxazole Standard for GC， ≥99.9%(GC)

Oxazole Standard for GC， ≥99.9%(GC)

O742879 / 250MG
CAS No.：288-42-6
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1，8-Octanediol Standard for GC， ≥99.6%(GC)

1，8-Octanediol Standard for GC， ≥99.6%(GC)

O742920 / 1G
CAS No.：629-41-4
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1-Octadecanethiol Standard for GC， ≥99.7%(GC)

1-Octadecanethiol Standard for GC， ≥99.7%(GC)

O742930 / 5G
CAS No.：2885-00-9
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1-Octadecanethiol 99%

1-Octadecanethiol 99%

O742931 / 25G
CAS No.：2885-00-9
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1-Octadecanethiol 99%

1-Octadecanethiol 99%

O742931 / 100G
CAS No.：2885-00-9
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1-Octadecanethiol 99%

1-Octadecanethiol 99%

O742931 / 500G
CAS No.：2885-00-9
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1-Octadecanethiol 99%

1-Octadecanethiol 99%

O742931 / 2.5KG
CAS No.：2885-00-9
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1-Octanethiol Standard for GC， ≥99.6%(GC)

1-Octanethiol Standard for GC， ≥99.6%(GC)

O742957 / 5ML
CAS No.：111-88-6
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12-Oxopentadecanoic acid 98%

12-Oxopentadecanoic acid 98%

O743198 / 250MG
CAS No.：2345-14-4
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12-Oxopentadecanoic acid 98%

12-Oxopentadecanoic acid 98%

O743198 / 100MG
CAS No.：2345-14-4
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Telephone 03-494-6939
Fax 03-493-0687
Mail chungli@echochemical.com

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Telephone 037-621-088
Fax 037-615-096
Mail miaoli@echochemical.com

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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

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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

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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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