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cas 118-90-1 o-toluic acid

US $3.0-4.0 / Kilogram ( FOB Price)
25 Kilograms (Min. Order)
Place of Origin: CN
CAS No.: 118-90-1
EINECS No.: 204-284-9
Type: Agrochemical Intermediates;Dyestuff Intermediates;Flavor & Fragrance Intermediates;Pharmaceutical Intermediates;Syntheses Material Intermediates
Brand Name: PANOXI-2
Purity: 99%MIN
Verified Supplier - Jiangsu Panoxi Chemical Co., Ltd.
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US $4,000 Trade Assurance Limit
60.0% Response Rate

Phosphorous acid

US $1200-1500 / Metric Ton ( FOB Price)
5 Tons (Min. Order)
Place of Origin: CN;SHN
Classification: Phosphorous Acid
CAS No.: 13598-36-2
Grade Standard: Agriculture Grade
EINECS No.: 237-066-7
Brand Name: blue sky
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US $5,000 Trade Assurance Limit
56.3% Response Rate

N-methyl j acid

1000 Kilograms (Min. Order)
Place of Origin: CN;JIA
CAS No.: 22346-43-6
EINECS No.: 244-924-4
Type: Dyestuff Intermediates;Syntheses Material Intermediates
Brand Name: LANBAI
Purity: 99.00%
Verified Supplier - Nanjing Lanbai Chemical Co., Ltd.
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US $4,000 Trade Assurance Limit
58.3% Response Rate

Fluoroboric acid ( HBF4)

5 Metric Tons (Min. Order)
Place of Origin: CN;ZHE
CAS No.: 16872-11-0
Classification: Hydrobromic Acid
Grade Standard: Industrial Grade;Reagent Grade
Brand Name: Qucheng
Purity: 40-50%
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High Quality Formic Acid 85%

US $410-700 / Metric Ton ( FOB Price)
1 Metric Ton (Min. Order)
Place of Origin: CN
Classification: Carboxylic Acid
CAS No.: 64-18-6
Grade Standard: Agriculture Grade;Electron Grade;Food Grade;Industrial Grade;Medicine Grade;Reagent Grade
EINECS No.: 200-001-8
Brand Name: BSBH
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100.0% Response Rate

High Quality 2-Amino-3-(1H-indol-3-yl)propanoic acid 73-22-3

US $1-100 / Kilogram ( FOB Price)
1 Kilogram (Min. Order)
MF: none
Other Names: none
Purity: 99.9%,> 98%
Type: Cardiovascular Agents,Vitamins, Amino Acids and Coenzymes
Grade Standard: Food Grade
advantage: lower price with best quality
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Boom supply Organic 2-Amino-3-(1H-indol-3-yl)propanoic acid

US $22-25 / Kilogram ( FOB Price)
200 Kilograms (Min. Order)
Function: Promote Healthy & Growth &nutritional
Dosage Form: Powder
Type: Vitamins
Place of Origin: CN
Brand Name: Boom2-Amino-3-(1H-indol-3-yl)propanoic acid
Model Number: amino aicd
Verified Supplier - Henan Boom Gelatin Co., Ltd.
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  • Ensures on-time shipment and pre-shipment product quality. Supplier's Trade Assurance Limit: US $30,000
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US $30,000 Trade Assurance Limit
56.1% Response Rate

hot sale intermediates 52448-15-4 (S)-2-Amino-3-(5-chloro-1H-indol-3-yl)propanoic acid

US $1-1000 / Gram ( FOB Price)
1 Gram (Min. Order)
MF: C11H11ClN2O2
Other Names: 52448-15-4 (S)-2-Amino-3-(5-chloro-1H-indol-3-yl)propanoic acid
Appearance: Off-white Crystal
Application: Pharmaceutical Intermediates
Purity: >97%
Type: Agrochemical Intermediates,Dyestuff Intermediates,Flavor & Fragrance Intermediates,Pharmaceutical Intermediates,Syntheses Material Intermediates
Verified Supplier - Yantai Octagon Chemicals Limited
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91.3% Response Rate

High quality 2-Amino-3-(5-hydroxy-1H-indol-3-yl)propanoic acid 56-69-9

US $1-100 / Kilogram ( FOB Price)
1 Kilogram (Min. Order)
Variety: Vincamine
Type: Herbal Extract
Grade: AAAA,Food grade
Part: all
Packaging: Can,Drum,Carton,as per customers requests
Form: Powder
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amino acids // Arginine//Tryptophan//Tyrosine//Threonine//Lysine//Leucine//Isoleucine//Methionine//Serine//Glutamine//Glutamic

US $1-10 / Gram ( FOB Price)
10 Grams (Min. Order)
MF: C11H12N2O2
Other Names: (s)-2-amino-3-(1h-indol-3-yl)propanoic acid;(S)-(-)-2-AMINO-3-(3-INDOL
Purity: 98
Type: Vitamins, Amino Acids and Coenzymes
Appearance: powder
Place of Origin: CN;HUB
Verified Supplier - Wuhan Hengheda Pharm Co., Ltd.
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60.4% Response Rate

L-Tryptophan,Feed Additive,Amino Acid

1 Kilogram (Min. Order)
MF: C11H12N2O2
Other Names: L-Tryptophan (s)-2-amino-3-(1h-indol-3-yl) propanoic acid
Purity: ≥98.5%
Type: Essential amino acid
Grade Standard: Feed Grade,Medicine Grade
Usage: Essential amino acid
Verified Supplier - Hangzhou Reb Technology Co., Ltd.
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65.5% Response Rate

3-Phenyl-2-{[(1-propionyl-2,3-dihydro-1H-indol-5-yl)sulfonyl]amino}propanoic acid

Purity: 0.98
catalog no: 2051310
MW: 402.47
Formula: C20H22N2O5S
Verified Supplier - PURE CHEMISTRY SCIENTIFIC INC.
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Medicine grade L-Tryptophan amino acid 73-22-3

1 Kilogram (Min. Order)
MF: C11H12N2O2
Other Names: L-Tryptophan (s)-2-amino-3-(1h-indol-3-yl) propanoic acid
Purity: ≥98.5%
Type: Essential amino acid
Grade Standard: Feed Grade,Medicine Grade
Usage: Essential amino acid
Verified Supplier - Hangzhou Reb Technology Co., Ltd.
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65.5% Response Rate

3-{[(1-Acetyl-2,3-dihydro-1H-indol-5-yl)sulfonyl]-amino}propanoic acid

Purity: 0.98
catalog no: 2051307
MW: 312.35
Formula: C13H16N2O5S
Verified Supplier - PURE CHEMISTRY SCIENTIFIC INC.
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Medicine Grade Amino Acid L-Tryptophan In Bulk

US $1-50 / Kilogram ( FOB Price)
1 Kilogram (Min. Order)
MF: C11H12N2O2
Other Names: 2-Amino-3-(1H-indol-3-yl)propanoic acid
Purity: 99%
Type: Vitamins, Amino Acids and Coenzymes,Auxiliaries and Other Medicinal Chemicals
Grade Standard: Feed Grade,Food Grade,Medicine Grade
Appearance: White crystals or crystalline powder
Verified Supplier - Cn Lab Canada, Asian Group
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84.9% Response Rate

cas no.:73-22-3 Amino Acid Derivatives L-Tryptophan

25 Kilograms (Min. Order)
MF: C11H12N2O2
Other Names: (s)-2-amino-3-(1h-indol-3-yl)propanoic acid
Purity: 99%
Type: Amino Acids
Grade Standard: Food Grade,Medicine Grade
appearance: white or low brown powder
China (Mainland) Contact Details
  • Ensures on-time shipment and pre-shipment product quality. Supplier's Trade Assurance Limit: US $11,000
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US $11,000 Trade Assurance Limit
70.9% Response Rate

amino acid powder L-Tryptophan Cas 73-22-3

US $10-100 / Gram ( FOB Price)
100 Grams (Min. Order)
MF: C11H12N2O2
Purity: 99%HPLC
Application: intermediate,fine chemical
Appearance: white to light yellow powder
Other Names: (s)-2-amino-3-(1h-indol-3-yl)propanoic acid;(S)-(-)-2-AMINO-3-(3-INDOL
Grade Standard: Industrial Grade,Medicine Grade
Verified Supplier - Wuhan Hengheda Pharm Co., Ltd.
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60.4% Response Rate

Manufacture supply best quality feed grade amino acid l-tryptophan

US $22-25 / Kilogram ( FOB Price)
200 Kilograms (Min. Order)
Function: Promote Healthy & Growth &nutritional
Dosage Form: Powder
Type: Vitamins
Place of Origin: CN
Brand Name: Boom feed grade amino acid l-tryptophan
Model Number: amino aicd
Verified Supplier - Henan Boom Gelatin Co., Ltd.
China (Mainland) Contact Details
  • Ensures on-time shipment and pre-shipment product quality. Supplier's Trade Assurance Limit: US $30,000
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US $30,000 Trade Assurance Limit
56.1% Response Rate

Amino acid L-Tryptophan feed grade 98% 73-22-3

50 Kilograms (Min. Order)
Other Names: Derivatives;(s)-2-amino-3-(1h-indol-3-yl)propanoic acid
Type: Feed Grade Amino Acids
Efficacy: Feed Preservatives,Promote Healthy & Growth,Promote Nutrition
Place of Origin: CN;ANH
CAS No.: 73-22-3
EINECS No.: 200-795-6
Verified Supplier - Yixing Jolan Chemicals Co., Ltd.
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  • Ensures on-time shipment and pre-shipment product quality. Supplier's Trade Assurance Limit: US $8,000
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US $8,000 Trade Assurance Limit
53.8% Response Rate

2-[(4-fluorobenzoyl)amino]-3-(1H-indol-3-yl)propanoic acid

CAS: 39545-02-3Catalog
NO: sc-274093
Formula: C18H15FN2O3
MW: 326.321
Tags: 39545-02-3
Verified Supplier - SANTA CRUZ BIOTECHNOLOGY, INC.
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3-{[(1-Propionyl-2,3-dihydro-1H-indol-5-yl)-sulfonyl]amino}propanoic acid

Purity: 0.98
catalog no: 2051305
MW: 326.37
Formula: C14H18N2O5S
Verified Supplier - PURE CHEMISTRY SCIENTIFIC INC.
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Feed Grade Amino Acid L-Tryptophan In Bulk

US $1-50 / Kilogram ( FOB Price)
1 Kilogram (Min. Order)
MF: C11H12N2O2
Other Names: 2-Amino-3-(1H-indol-3-yl)propanoic acid
Purity: 99%
Type: Vitamins, Amino Acids and Coenzymes,Auxiliaries and Other Medicinal Chemicals
Grade Standard: Feed Grade,Food Grade,Medicine Grade
Appearance: White crystals or crystalline powder
Verified Supplier - Cn Lab Canada, Asian Group
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84.9% Response Rate

Amino Acid L-Tryptophan

1 Kilogram (Min. Order)
MF: C11H12N2O2
Other Names: L-Tryptophan (s)-2-amino-3-(1h-indol-3-yl) propanoic acid
Purity: ≥98.5%
Type: Essential amino acid
Grade Standard: Feed Grade,Medicine Grade
Usage: Essential amino acid
Verified Supplier - Hangzhou Reb Technology Co., Ltd.
China (Mainland) Contact Details
  • Onsite Check: Onsite operations checked and legal existence confirmed
China (Mainland) Contact Details
65.5% Response Rate
Verified Supplier - SANTA CRUZ BIOTECHNOLOGY, INC.
United States Contact Details
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United States Contact Details

Food Grade Amino Acid L-Tryptophan In Bulk

US $1-50 / Kilogram ( FOB Price)
1 Kilogram (Min. Order)
MF: C11H12N2O2
Other Names: 2-Amino-3-(1H-indol-3-yl)propanoic acid
Purity: 99%
Type: Vitamins, Amino Acids and Coenzymes,Auxiliaries and Other Medicinal Chemicals
Grade Standard: Feed Grade,Food Grade,Medicine Grade
Appearance: White crystals or crystalline powder
Verified Supplier - Cn Lab Canada, Asian Group
China (Mainland) Contact Details
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China (Mainland) Contact Details
84.9% Response Rate

Pharmaceutical grade (USP) L-Tryptophan powder

1 Kilogram (Min. Order)
MF: C11H12N2O2
Other Names: L-Tryptophan (s)-2-amino-3-(1h-indol-3-yl) propanoic acid
Purity: ≥98.5%
Type: Essential amino acid
Grade Standard: Feed Grade,Medicine Grade
Usage: Essential amino acid
Verified Supplier - Hangzhou Reb Technology Co., Ltd.
China (Mainland) Contact Details
  • Onsite Check: Onsite operations checked and legal existence confirmed
China (Mainland) Contact Details
65.5% Response Rate
Verified Supplier - SANTA CRUZ BIOTECHNOLOGY, INC.
United States Contact Details
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United States Contact Details

Medicine Grade Amino Acid L-Tryptophan

US $1-50 / Kilogram ( FOB Price)
1 Kilogram (Min. Order)
MF: C11H12N2O2
Other Names: 2-Amino-3-(1H-indol-3-yl)propanoic acid
Purity: 99%
Type: Vitamins, Amino Acids and Coenzymes,Auxiliaries and Other Medicinal Chemicals
Grade Standard: Feed Grade,Food Grade,Medicine Grade
Appearance: White crystals or crystalline powder
Verified Supplier - Cn Lab Canada, Asian Group
China (Mainland) Contact Details
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China (Mainland) Contact Details
84.9% Response Rate

Feed grade (USP) L-Tryptophan powder

1 Kilogram (Min. Order)
MF: C11H12N2O2
Other Names: L-Tryptophan (s)-2-amino-3-(1h-indol-3-yl) propanoic acid
Purity: ≥98.5%
Type: Essential amino acid
Grade Standard: Feed Grade,Medicine Grade
Usage: Essential amino acid
Verified Supplier - Hangzhou Reb Technology Co., Ltd.
China (Mainland) Contact Details
  • Onsite Check: Onsite operations checked and legal existence confirmed
China (Mainland) Contact Details
65.5% Response Rate

Food Grade Amino Acid L-Tryptophan

US $1-50 / Kilogram ( FOB Price)
1 Kilogram (Min. Order)
MF: C11H12N2O2
Other Names: 2-Amino-3-(1H-indol-3-yl)propanoic acid
Purity: 99%
Type: Vitamins, Amino Acids and Coenzymes,Auxiliaries and Other Medicinal Chemicals
Grade Standard: Feed Grade,Food Grade,Medicine Grade
Appearance: White crystals or crystalline powder
Verified Supplier - Cn Lab Canada, Asian Group
China (Mainland) Contact Details
  • Onsite Check: Onsite operations checked and legal existence confirmed
  • Click to view company video.
China (Mainland) Contact Details
84.9% Response Rate

Medicine grade amino acid L-Tryptophan

1 Kilogram (Min. Order)
MF: C11H12N2O2
Other Names: L-Tryptophan (s)-2-amino-3-(1h-indol-3-yl) propanoic acid
Purity: ≥98.5%
Type: Essential amino acid
Grade Standard: Feed Grade,Medicine Grade
Usage: Essential amino acid
Verified Supplier - Hangzhou Reb Technology Co., Ltd.
China (Mainland) Contact Details
  • Onsite Check: Onsite operations checked and legal existence confirmed
China (Mainland) Contact Details
65.5% Response Rate
Verified Supplier - SANTA CRUZ BIOTECHNOLOGY, INC.
United States Contact Details
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United States Contact Details

Feed Grade Amino Acid L-Tryptophan

US $1-50 / Kilogram ( FOB Price)
1 Kilogram (Min. Order)
MF: C11H12N2O2
Other Names: 2-Amino-3-(1H-indol-3-yl)propanoic acid
Purity: 99%
Type: Vitamins, Amino Acids and Coenzymes,Auxiliaries and Other Medicinal Chemicals
Grade Standard: Feed Grade,Food Grade,Medicine Grade
Appearance: White crystals or crystalline powder
Verified Supplier - Cn Lab Canada, Asian Group
China (Mainland) Contact Details
  • Onsite Check: Onsite operations checked and legal existence confirmed
  • Click to view company video.
China (Mainland) Contact Details
84.9% Response Rate

Amino Acid Feed Grade L-Tryptophan

1 Kilogram (Min. Order)
MF: C11H12N2O2
Other Names: L-Tryptophan (s)-2-amino-3-(1h-indol-3-yl) propanoic acid
Purity: ≥98.5%
Type: Essential amino acid
Grade Standard: Feed Grade,Medicine Grade
Usage: Essential amino acid
Verified Supplier - Hangzhou Reb Technology Co., Ltd.
China (Mainland) Contact Details
  • Onsite Check: Onsite operations checked and legal existence confirmed
China (Mainland) Contact Details
65.5% Response Rate
Verified Supplier - SANTA CRUZ BIOTECHNOLOGY, INC.
United States Contact Details
  • A&V Check: This supplier's legal status is verified.
United States Contact Details

Amino Acid Derivatives L-Tryptophan

1 Kilogram (Min. Order)
MF: C11H12N2O2
Other Names: L-Tryptophan (s)-2-amino-3-(1h-indol-3-yl) propanoic acid
Purity: ≥98.5%
Type: Essential amino acid
Grade Standard: Feed Grade,Medicine Grade
Usage: Essential amino acid
Verified Supplier - Hangzhou Reb Technology Co., Ltd.
China (Mainland) Contact Details
  • Onsite Check: Onsite operations checked and legal existence confirmed
China (Mainland) Contact Details
65.5% Response Rate
Verified Supplier - SANTA CRUZ BIOTECHNOLOGY, INC.
United States Contact Details
  • A&V Check: This supplier's legal status is verified.
United States Contact Details

Amino Acid L-Tryptophan CAS73-22-3

1 Kilogram (Min. Order)
MF: C11H12N2O2
Other Names: L-Tryptophan (s)-2-amino-3-(1h-indol-3-yl) propanoic acid
Purity: ≥98.5%
Type: Essential amino acid
Grade Standard: Feed Grade,Medicine Grade
Usage: Essential amino acid
Verified Supplier - Hangzhou Reb Technology Co., Ltd.
China (Mainland) Contact Details
  • Onsite Check: Onsite operations checked and legal existence confirmed
China (Mainland) Contact Details
65.5% Response Rate
Verified Supplier - SANTA CRUZ BIOTECHNOLOGY, INC.
United States Contact Details
  • A&V Check: This supplier's legal status is verified.
United States Contact Details

Supply Amino Acid L-Tryptophan

1 Kilogram (Min. Order)
MF: C11H12N2O2
Other Names: L-Tryptophan (s)-2-amino-3-(1h-indol-3-yl) propanoic acid
Purity: ≥98.5%
Type: Essential amino acid
Grade Standard: Feed Grade,Medicine Grade
Usage: Essential amino acid
Verified Supplier - Hangzhou Reb Technology Co., Ltd.
China (Mainland) Contact Details
  • Onsite Check: Onsite operations checked and legal existence confirmed
China (Mainland) Contact Details
65.5% Response Rate

Amino acid Tryptophan

1 Kilogram (Min. Order)
MF: C11H12N2O2
Other Names: L-Tryptophan (s)-2-amino-3-(1h-indol-3-yl) propanoic acid
Purity: ≥98.5%
Type: Essential amino acid
Grade Standard: Feed Grade,Food Grade,Medicine Grade
Usage: Essential amino acid
Verified Supplier - Hangzhou Reb Technology Co., Ltd.
China (Mainland) Contact Details
  • Onsite Check: Onsite operations checked and legal existence confirmed
China (Mainland) Contact Details
65.5% Response Rate
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