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L-Tryptophan feed grade/food grade/api grde

L-Tryptophan feed grade/food grade/api grde

  • High Light

    cas 73-22-3

    ,

    numero cas 73-22-3

    ,

    73-22-3 cas

  • Product Name
    L-Tryptophan
  • Cas No.
    73-22-3
  • Molecular Formula
    C11H12N2O2
  • Molecular Weight
    204.23
  • Place of Origin
    China
  • Brand Name
    Premium Ingredient
  • Certification
    ISO, HALAL, KOSHER, FAMI-QS
  • Minimum Order Quantity
    1mt
  • Packaging Details
    25KGS/BAG OR DRUM
  • Delivery Time
    1-2 WEEKS
  • Payment Terms
    TT against copy of documents、L/C
  • Supply Ability
    100MT/MONTH

L-Tryptophan feed grade/food grade/api grde

L-Tryptophan

 

Products Description


Premium ingredient co.,ltd manufactures and supplies L-Tryptophan feed grade/USP/AJI from China.

L-tryptophan is an essential amino acid because the body can't make it. It must be acquired from food, such as animal and plant proteins. L-Tryptophan is also a precursor to the neurotransmitter serotonin and the hormone melatonin. People use L-tryptophan for some mental health disorders, to help quit smoking, for athletic performance, and for emotional symptoms in people with premenstrual dysphoric disorder, relax anxiety and depression.

 

CAS NO.: 73-22-3

Molecular Formula: C11H12N2O2

Molecular Weight: 204.23

 

Specification


Testing Item
Standard
Result
Appearance
White to light yellow crystal powder
conforms
Assay/%
≥98.00
99.10
Specific Rotation
-29.0° -32.8°
-29.3°
Residue on Ignition/%
≤0.50
0.40
Loss on Drying/%
≤0.50
0.30
Heavy Metal(Pb)/%
≤5
<5
Arsenic(As)/%
≤2
conforms
Mercury(Hg)/%
≤0.1
conforms
Cadmium(Cd)/%
≤2
conforms
Salmonella
Negative in 10g
conforms
PH
5.0~7.0
conforms

 

L-Tryptophan feed grade/food grade/api grde 0

 

Amino Acids

Product name

Cas No.

Product name

Cas No.

D-aspartic acid

1783-96-6

DL-Valine

516-06-3

taurine

107-35-7

DL-Leucine

328-39-2

l-lysine base

56-87-1

DL-Threonine

80-68-2

L-Methionine

63-68-3

DL-Methionine

59-51-8

L-Threonine

72-19-5

DL-Alanine

302-72-7

L-Pyroglutamic acid

98-79-3

Glycine

56-40-6

L-Cystine

56-89-3

L-Glutamine

56-85-9

L-Tyrosine

60-18-4

L-Phenylalanine

63-91-2

L-Leucine

61-90-5

L-Proline

147-85-3

L-Isoleucine

73-32-5

L-Histidine Hcl

5934-29-2

L-Valine

72-18-4

L-Histidine

71-00-1

L-Citrulline

372-75-8

L-Tryptophan

73-22-3

L-Arginine

74-79-3

N-Acetyl-L-Tyrosine

537-55-3

L-Arginine monohydrochloride

1119-34-2

N-Acetyl L-Cysteine

616-91-1

L-Glutamic Acid

56-86-0

Creatine Monohydrate

6020-87-7

L-Cysteine Hcl Mono

7048-04-6

Creatine Anhydrous

57-00-1

L-Cysteine Hcl Anhy

52-89-1

L-Aspartic Acid

56-84-8

L-Cysteine

52-90-4

L-Alanine

56-41-7

D-Leucine

328-38-1

L-Theanine

3081-61-6

L-Lysine monohydrochloride

657-27-2

BCAA(Branched Chain Amino Acids)

 

 

Packing & Delivery


L-Tryptophan feed grade/food grade/api grde 1

 

 

Our Company


L-Tryptophan feed grade/food grade/api grde 2

Premium Ingredient Co., Ltd has been producing and distributing amino acids, vitamins, nutrition and food additives for decades, severing for more than 100 clients in the fields of food, beverage, diet supplements, cosmetic, pharmaceutical and animal feeding, exporting to dozens of countries. We supply these products only from the first class Chinese factories with over 10 years producing experiences.

 

With more than 10 years working experience, Premium Ingredient Co., Ltd offers not only quality products, but also good service, quick response, delivery in time, share up-to-the minute market information, supply one-stop-shop solutions.

 

We have established a long-term, extensive and deep cooperation with the source to ensure sufficient supplies, stable prices, and rapid shipment. Our 3rd party documents include ISO9001, ISO14001, HACCP, HALAL, KOSHER, GMP, FAMI-QS.

 

We expect you sending email or coming for negotiation.

 

 

Our Factory


L-Tryptophan feed grade/food grade/api grde 3L-Tryptophan feed grade/food grade/api grde 4L-Tryptophan feed grade/food grade/api grde 5

 

 

Our Research


L-Tryptophan feed grade/food grade/api grde 6

 

Our Certifications


ISO9001, ISO14001, HALAL, KOSHER, DRUG PRODUCING LISENCE

L-Tryptophan feed grade/food grade/api grde 7

 

 

CERTIFICATE OF ANALYSIS for l-tryptophan feed grade

 

 

PRODUCT NAME: L-Tryptophan BATCH NO.:  
PACKING:   MFG DATE:  
QUANTITY:   INSPECTION DATE: 25
STANDARD: GB/T25735-2010 SHELF LIFE: 2 Years

 

 

 

Items Limits Test results
Description White to light yellow crystals or crystalline particle Conforms
Assay 98~101.5% 98.9%
PH 5.0~7.0 5.6
Loss on drying ≤0.50% 0.30%
Residue on lgnition ≤0.50% 0.30%

 

Conclusion:Passed test according to the Standard of GB/T25735-2010.

 

Certificate of Analysis for L-Tryptophan (API grade)

Product Name L-Tryptophan Packing 25kg/drum  
Batch no.   Report Date    
QTY 100kg EXP    
Item Specifications Results  
Appearance White to slightly yellowish-white crystals, crystalline powder White crystalline powder  
Identification

 

Conform

 

Conform

 

 

Specific Rotation [α] D 20

 

-30.0°~-33.0°

 

-30.9°

 

 

Clarity of Solution

 

Conform

 

Conform

 
Chloride(Cl) ≤0.02% <0.02%  
Sulfate(SO 4 ) ≤0.03% <0.03%  
Ammonium(NH 4 ) ≤0.02% <0.02%  
Heavy metals(Pb) ≤10ppm <10ppm  
Irom(Fe) ≤20ppm <20ppm  

 

 

Impurity A and other related substances

Impurity A:≤10ppm

sum of impurities with a retention time less than that of tryptophan :≤ 100ppm

sum of impurities with a retention time greater than that of tryptophan and up to 1.8 times the retention time

of N-acetyltryptophan:≤300ppm

 

 

 

 

 

 

 

Conform

 
Endotoxin ≤12EU/G <12EU/G
Loss on drying ≤0.5% 0.04%

 

Residue on Ignition

 

≤0.1%

 

0.05%

Conclusion:This Batch Is Conforming With The Standard Of EP10.0.

 

 

Certificate of Analysis for L-Tryptophan AJI92

 

Product Name: L-Tryptophan Standard : AJI92
Lot No.: 20090701 Packing: 25kg/Drum
Manu. Date: July 4, 2009 Expire Date: July 3, 2011
Item Specification Result
Specific Rotation[a]D25 -29.4° to -32.8° -31.4°
pH 5.5 to 7.0 5.8
State of solution 95.0% Min 96.5%
Chloride (Cl) 0.05% Max <0.05%
Ammonium (NH4) 0.02% Max <0.02%
Sulfate (SO4) 0.03% Max <0.03%
Other amino acids 0.5% Max <0.5%
Loss on drying 0.3% Max 0.1%
Residue on ignition 0.1% Max <0.08%
Heavy Metals(Pb) 0.0015% Max <0.001%
Arsenic (As2O3) 0.0001% Max <0.0001%

Organic volatile

impurities

Meet the requirements Meet the requirements
Assay 98.5% Min 99.4%

Conclusion: Conforms to the specification of AJI92

 

FAQ

Q: How long is your delivery time?

A: Generally it is 1-2 weeks..

 

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

 

Q: What's your MOQ ?

A: For the high value product, our MOQ starts from 25kg.

 

Q: Is there a discount ?

A: Yes, for larger quantity, we always support with better price.

 

Q: How to confirm the Product Quality before placing orders ?

A: Our products conforms to the internation standard, such as USP, CP, FCC. We can also send you the samples for test. After you confirmed the samples, we will move to the next step for cooperation.

 

Q: How to start orders or make payments ?

A: You can send our your Purchase order ( if your company has ), or just send a simple confirmation by email or by Trade Manager, and we will send you Proforma Invoice with our bank details for your confirmation, then you can make payment accordingly.

 

Q: How do you treat quality complaint ?

A: We tested each batch before delivery and only qualified product will be delivery, in case you find any problem about the quality when you received and tested, send email to us, and enclose the photo of the products and 3rd party test reports, We negotiate to resolve these issues, recall or exchange goods, or compensate.

 

Q: why we choose you ?

A : We ensure ingredient purity, on-time delivery, process efficiency and the technical documents you require.

(1) quality: meet even exceed what you expect.

(2) prices: competitive

(3) service: one stop shop solution, respond soon, delivery fast, share the market information, share the new application of the product.