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Food/
Feed
Additive
Tryptophan
CAS 73-22-3 L-
Tryptophan
Powder
OEM/ODM
Sample Available
GMP, ISO, HACCP, QS, KOSHER, NOP, JAS, OCIA
US$15.00-25.00
/ kg
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2YRS
Xi'an Haoze Biotechnology Co., Ltd.
Company Video
Audited Supplier
2YRS
Manufacturer/Factory
5 (1)
"Good Service"
Quick View
Supply Top Quality Factory Wholesale
Feed
Additive
Food Grade Supplement Amino Acid Nutrition Enhancers CAS 73-22-3 L-
Tryptophan
Powder
OEM/ODM
US$5.00-30.00
/ kg
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1YRS
Suzhou Manson Tech Inc.
Company Video
Audited Supplier
1YRS
Manufacturer/Factory
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Pharmaceutical/Food/
Feed
Grade
Additive
98% Powder CAS 73-22-3 Amino Acid L-
Tryptophan
/L
Tryptophan
for Poultry Pig
OEM/ODM
Sample Available
ISO
US$10.00-30.00
/ kg
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8YRS
Suzhou Greenway Biotech Co., Ltd.
Company Video
Audited Supplier
8YRS
Manufacturer/Factory
5 (1)
"Fast Dispatch"
Quick View
Feed
Grade
Additive
L-
Tryptophan
Powder 98% Min
Sample Available
Amino Acid
US$0.10-10.00
/ kg
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2YRS
Across Biotech Jinan Co., Ltd
Company Video
Audited Supplier
2YRS
Manufacturer/Factory
Quick View
Factory Wholesale
Feed
Grade
Additive
Amino Acid L-
Tryptophan
Powder CAS 73-22-3 L-
Tryptophan
OEM/ODM
Sample Available
QS, CCC, RoHS, ISO, CE
US$10.00-50.00
/ kg
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3YRS
Xi'an International Healthcare Factory Co., Ltd.
Company Video
Audited Supplier
3YRS
Trading Company
Quick View
E. K Chinese Manufacturer Factory Price Supply Nutricorn
Feed
Grade
Feed
Additive
s L-
Tryptophan
Powder/Granular Amino Acids L-
Tryptophan
OEM/ODM
Sample Available
US$1.00-15.00
/ kg
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2YRS
Hunan E. K Herb Co., Ltd.
Company Video
Audited Supplier
2YRS
Manufacturer/Factory
Quick View
Sows
Feed
Additive
L-
Tryptophan
98.5% From China Manufacturer
OEM/ODM
Amino Acid
US$7,000.00-8,000.00
/ Ton
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12YRS
Nutricorn Co., Limited
Company Video
Audited Supplier
12YRS
Trading Company
Quick View
Sonwu Supply Amino Acid
Tryptophan
Feed
Additive
Tryptophan
OEM/ODM
Sample Available
GMP, HSE, ISO 9001, USP, BP, SGS
US$26.00-36.00
/ kilogram
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4YRS
Xi'an Sonwu Biotech Co., Ltd.
Company Video
Audited Supplier
4YRS
Manufacturer/Factory
5 (2)
"On-time Delivery"
Quick View
Meihua/Fufeng Brand
Feed
Grade
Additive
s Amino Acids L-
Tryptophan
QS, ISO
US$3,000.00
/ Ton
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7YRS
Shouguang Zhongju Import & Export Co., Ltd.
Company Video
Audited Supplier
7YRS
Manufacturer/Factory
Quick View
High Quality Nutritional
Additive
s Powder L-
Tryptophan
for
Feed
Grade
OEM/ODM
Sample Available
QS, ISO, Halal
US$1.00
/ Piece
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6YRS
QINGDAO ROYAL DECOR INDUSTRY CO., LTD.
Company Video
Audited Supplier
6YRS
Trading Company
Quick View
High Quality
Feed
Grade L-
Tryptophan
Powder
Feed
Additive
L-
Tryptophan
OEM/ODM
Sample Available
CCC, CE, ISO, QS, RoHS
US$19.00-55.00
/ kg
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1YRS
Shaanxi Haibo Biological Technology Co., Ltd
Factory Tour
Company Video
Audited Supplier
1YRS
Trading Company
5 (1)
"On-time Delivery"
Quick View
Feed
Additive
Amino Acid L-
Tryptophan
Feed
Grade 98%
OEM/ODM
Sample Available
QS, ISO
US$8.99
/ kg
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3YRS
Henan Muxiang Veterinary Pharmaceutical Co., Ltd.
Factory Tour
Company Video
Audited Supplier
3YRS
Manufacturer/Factory
Quick View
Chemical
Feed
Additive
L-
Tryptophan
Powder CAS 73-22-3
OEM/ODM
Sample Available
US$17.40
/ kg
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2YRS
Baoding Faithful Industry Co., Ltd.
Factory Tour
Company Video
Audited Supplier
2YRS
Trading Company
Quick View
L-
Tryptophan
Feed
Additive
D-
Tryptophan
Food Grade Amino Acid L
Tryptophan
OEM/ODM
Sample Available
Sports Supplements
US$13.50-20.00
/ kilograms
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1YRS
Wellnature Technology .,Ltd
Factory Tour
Company Video
Audited Supplier
1YRS
Manufacturer/Factory
Quick View
Pharmaceutical/Food/
Feed
Grade
Additive
98% Powder CAS 73-22-3 Amino Acid L-
Tryptophan
/L
Tryptophan
OEM/ODM
Sample Available
USP
US$18.00-20.00
/ kg
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4YRS
YUNNAN LITTO CHEMICALS CORPORATION
Company Video
Audited Supplier
4YRS
Manufacturer/Factory
Quick View
Wholesale Factory Supply
Feed
Additive
Feed
Supplement Nutritional Supplement USP Grade Nutrition Enhancers CAS 73-22-3 L-
Tryptophan
Powder
OEM/ODM
US$5.00-30.00
/ kg
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1YRS
Suzhou Manson Tech Inc.
Company Video
Audited Supplier
1YRS
Manufacturer/Factory
Quick View
Julong/Meihua Amino Acids
Feed
Grade
Additive
s L-
Tryptophan
Sample Available
QS, CCC, RoHS, ISO, CE
Negotiable
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7YRS
Shouguang Zhongju Import & Export Co., Ltd.
Company Video
Audited Supplier
7YRS
Manufacturer/Factory
Quick View
Feed
Grade Amino Acid Bulk 99%Min Powder L
Tryptophan
/L-
Tryptophan
OEM/ODM
COA, MSDS
US$21.00-25.00
/ kg
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8YRS
Suzhou Greenway Biotech Co., Ltd.
Company Video
Audited Supplier
8YRS
Manufacturer/Factory
5 (1)
"On-time Delivery"
Quick View
Chinese Factory Provide Top Quality L
Tryptophan
OEM/ODM
ISO
US$15.00-80.00
/ kg
Get Latest Price >
(MOQ)
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4YRS
Hunan Insen Biotech Co., Ltd.
Audited Supplier
4YRS
Trading Company
Quick View
L-
Tryptophan
in Animal
Feed
Additive
QS, ISO
Negotiable
Get Latest Price >
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7YRS
Shouguang Zhongju Import & Export Co., Ltd.
Company Video
Audited Supplier
7YRS
Manufacturer/Factory
Quick View
Feed
Grade CAS 73-22-3 99% Purity Powder Amino Acid L-
Tryptophan
/
Tryptophan
for Animal Nutrition Supplement
OEM/ODM
Sample Available
ISO
US$10.00-30.00
/ kg
Get Latest Price >
(MOQ)
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:
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8YRS
Suzhou Greenway Biotech Co., Ltd.
Company Video
Audited Supplier
8YRS
Manufacturer/Factory
5 (1)
"Fast Dispatch"
Quick View
Meihua/Julong Brand
Feed
Grade
Additive
s Amino Acids L-
Tryptophan
Sample Available
QS, CCC, RoHS, ISO, CE
US$3,000.00
/ Ton
Get Latest Price >
(MOQ)
:
:
:
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7YRS
Shouguang Zhongju Import & Export Co., Ltd.
Company Video
Audited Supplier
7YRS
Manufacturer/Factory
Quick View
Feed
Grade Supplements Nutrition Enhancers Amino Acids CAS 73-22-3 99%Min Powder
Tryptophan
/L-
Tryptophan
OEM/ODM
COA, MSDS
US$16.00-20.00
/ kg
Get Latest Price >
(MOQ)
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:
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8YRS
Suzhou Greenway Biotech Co., Ltd.
Company Video
Audited Supplier
8YRS
Manufacturer/Factory
5 (1)
"Fast Delivery"
Quick View
High Purity L-
Tryptophan
Used in
Feed
Additive
s
OEM/ODM
Sample Available
Amino Acid
US$6.80-8.50
/ kg
Get Latest Price >
(MOQ)
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1YRS
Tianjin Zhuofeng Biotechnology Co., Ltd.
Company Video
1YRS
Manufacturer/Factory
Quick View
Stable Quality Amino Acid
Feed
Additive
L-
Tryptophan
OEM/ODM
Sample Available
CCC, ISO, QS, RoHS
US$1.00-9.00
/ kg
Get Latest Price >
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1YRS
Shandong Dawnchem Company Limited
Company Video
Audited Supplier
1YRS
Manufacturer/Factory
Quick View
CAS 73-22-3
Feed
Additive
Amino Acid L-
Tryptophan
99% Bulk Price L-
Tryptophan
OEM/ODM
Sample Available
GMP, HSE, ISO 9001, USP, BP, ISO22000, Halal
US$15.00-30.00
/ kg
Get Latest Price >
(MOQ)
:
:
:
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2YRS
Xi'an Haoze Biotechnology Co., Ltd.
Company Video
Audited Supplier
2YRS
Manufacturer/Factory
5 (1)
"Helpful Customer Service"
Quick View
Manufacturer Best Price
Feed
Grade L-
Tryptophan
Poultry
Feed
Additive
OEM/ODM
Sample Available
QS, CCC, RoHS, ISO, CE, Fami-QS
US$7,000.00-8,000.00
/ Ton
Get Latest Price >
(MOQ)
:
:
:
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12YRS
Nutricorn Co., Limited
Company Video
Audited Supplier
12YRS
Trading Company
Quick View
Halal Factory Supply 99% Amino Acid
Feed
Grade L-
Tryptophan
OEM/ODM
Sample Available
ISO, RoHS
US$5.00-8.00
/ kg
Get Latest Price >
(MOQ)
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3YRS
Henan Brilliant Biotech Co., Ltd.
Company Video
Audited Supplier
3YRS
Manufacturer/Factory
Quick View
Manufacturer Supply
Tryptophan
Amino Acid
Feed
Grade L-
Tryptophan
OEM/ODM
Sample Available
US$0.50-1.50
/ kg
Get Latest Price >
(MOQ)
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1YRS
RUIGREAT CHEMICAL CO., LIMITED
Company Video
Audited Supplier
1YRS
Manufacturer/Factory
Quick View
Best Price L-
Tryptophan
CAS 73-22-3 with High Quality L-
Tryptophan
Powder
OEM/ODM
Sample Available
Amino Acid Additives
US$5.00-30.00
/ kg
Get Latest Price >
(MOQ)
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:
:
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4YRS
Shandong Shengbang Import and Export Co., Ltd.
Company Video
Audited Supplier
4YRS
Trading Company
5 (2)
"Awesome Customer Service"
Quick View
Wholesale Food
Additive
Natural
Feed
Supplement
Tryptophan
CAS 73-22-3 L-
Tryptophan
Powder
OEM/ODM
Sample Available
US$20.00-25.00
/ kg
Get Latest Price >
(MOQ)
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:
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3YRS
Wellgreen Technology Co., Ltd
Factory Tour
Company Video
Audited Supplier
3YRS
Manufacturer/Factory
Quick View
Reduce
Feed
Costs L-
Tryptophan
in
Feed
Additive
s
Sample Available
QS, ISO, Fami QS
US$7.00
/ kg
Get Latest Price >
(MOQ)
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4YRS
Shandong Fortune Growth Biological Sci-Tech Co., Ltd.
Company Video
Audited Supplier
4YRS
Manufacturer/Factory
Quick View
Good Price in China of L-
Tryptophan
Feed
Grade for
Feed
Additive
s
OEM/ODM
Sample Available
QS, CCC, RoHS, ISO, CE
US$4,500.00-5,800.00
/ Ton
Get Latest Price >
(MOQ)
:
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2YRS
Adicen Group Limited
Audited Supplier
2YRS
Manufacturer/Factory
Quick View
Insen Provide Bulk 99%
Feed
Grade L-
Tryptophan
OEM/ODM
ISO
US$15.00-80.00
/ kg
Get Latest Price >
(MOQ)
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4YRS
Hunan Insen Biotech Co., Ltd.
Audited Supplier
4YRS
Trading Company
Quick View
with Factory Price
Feed
Grade/Food Grade Chemicals Raw Material
Feed
Additive
s
Tryptophan
OEM/ODM
Sample Available
RoHS, ISO
US$30.00-100.00
/ kg
Get Latest Price >
(MOQ)
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11YRS
Xilong Scientific Co., Ltd.
Factory Tour
Company Video
Audited Supplier
11YRS
Manufacturer/Factory
Quick View
Feed
Additive
s L-
Tryptophan
Affect The Performance of Livestock and Poultry
Sample Available
QS, ISO, Fami QS
US$7.00
/ kg
Get Latest Price >
(MOQ)
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4YRS
Shandong Fortune Growth Biological Sci-Tech Co., Ltd.
Company Video
Audited Supplier
4YRS
Manufacturer/Factory
Quick View
Xilong Brand Food
Additive
s Use in Metallurgical 73-22-3 Amino Acid L-
Tryptophan
Pharmaceutical/Food/
Feed
Grade
OEM/ODM
Sample Available
RoHS, ISO
US$30.00-100.00
/ kg
Get Latest Price >
(MOQ)
:
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11YRS
Xilong Scientific Co., Ltd.
Factory Tour
Company Video
Audited Supplier
11YRS
Manufacturer/Factory
Quick View
Feed
Additive
Tryptophan
for Poultry White Raw Powder L-
Tryptophan
with High Quality
OEM/ODM
Sample Available
US$5.00-30.00
/ kg
Get Latest Price >
(MOQ)
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2YRS
Hefei Senotech New Materials Co., Ltd
Audited Supplier
2YRS
Trading Company
Quick View
Factory Supply Directly Amino Acid L
Tryptophan
Powder Best Price Poultry
Feed
Grade L-
Tryptophan
OEM/ODM
Sample Available
Amino Acid
US$6.80-8.50
/ kg
Get Latest Price >
(MOQ)
:
:
:
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1YRS
Tianjin Zhuofeng Biotechnology Co., Ltd.
Company Video
1YRS
Manufacturer/Factory
Quick View
Feed
Grade L-
Tryptophan
98% Min for Livestock
Feed
OEM/ODM
Sample Available
QS, CCC, RoHS, ISO, CE
US$4,500.00-5,800.00
/ Ton
Get Latest Price >
(MOQ)
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2YRS
Adicen Group Limited
Audited Supplier
2YRS
Manufacturer/Factory
1
54
Wholesale
Wholesale Medicine Additive
Wholesale Cosmetic Additive
Wholesale Animal Feed Chemicals
Wholesale Health Care Additive
Wholesale Food Feed Additive
Wholesale Animal Additive
Wholesale Beverage Additive
Wholesale Protein Feed
Wholesale Animal Feed Additive
Wholesale Premix Feed
Cheap
Cheap Feed Grade
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Cheap Nutritional Additive
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