| Customization: | Available |
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| Certification: | ISO, FDA |
| Assay Method: | HPLC, UV, Gc |
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Wholesale Factory Supply 100% Natural Green Tea Extract 40% L-Theanine
L-Theanine is a unique free amino acid in tea, and theanine is glutamic acid γ- Ethylamide is a white acicular substance, easily soluble in water, with sweet taste, fresh taste and sweet taste. Theanine content varies with tea varieties and parts. Theanine accounts for 1-2 by weight in dry tea. Theanine is similar to the brain active substances glutamine and glutamic acid in chemical structure, and it is the main component of the tea to generate saliva and moisten the sweet. Therefore, it is commonly used as a tea improver. At the same time, theanine has the effect of anti fatigue and is also used as a functional additive such as a tranquilizer.| English name | L-theanine |
| Latin Name | Gamellia sinensis O.Ktze |
| CAS No | 3081-61-6 |
| Molecular forula | C22H18O11 |
| Molecular Weight | 458.3717 |
| Specification | Synthetic L-Theanine 98% Natural Extract L-Theanine 40% |
| Use Part | Leaves |
| Appearance | brown to reddish brown powder |
| Mesh size | 100% pass 80 Mesh |
| Assay | 98.0~102.0% |
| PH | 5.0~6.0 |
| Specific rotation | +7.7°~+8.5° |
| State of solution (Transmittanc e T430) |
clear & colorless ≥98.0% |
| Chloride(Cl) | 19.89~20.29% |
| Identification by IR | Authenic |
| Melting point | 200.0-210.0ºC |
| Ammonium(NH4) | ≤0.02% |
| Sulfate(SO4) | ≤0.02% |
| Iron(Fe) | ≤10ppm |
| Heavy metals(Pb) | ≤10ppm |
| Arsenic(As) | ≤1ppm |
| Other amino acids | conforms |
| Loss on drying | 8.5~12.0% |
| Residue on ignition | ≤0.10% |
Established in 2007, the Nutriherb team is a leading manufacturer of plant extracts, specializing in the extraction of active ingredients from natural plants for the beauty, health, pharmaceutical, and food industries. We leverage advanced technology and state-of-the-art equipment to research and produce high-quality plant extracts.
In terms of quality management, we strictly adhere to Good Manufacturing Practice (GMP) and ISO standards. We collaborate with third-party laboratories to rigorously monitor and test product quality, ensuring compliance with international quality benchmarks.
Committed to excellence, we provide our customers with high-quality plant extracts and offer tailored services to deliver personalized solutions that meet specific requirements.
Q1: How to contact with us?
Click the "Contact Supplier" And then send us message the product you interest in, you will get valid reply within TWO hours.
Q2:Which kind of payment terms do you accept?
For small order,you can pay by T/T,or Paypal,nomal order by T/T to our company account
Q3:Can you give me a discount price?
Sure,It depends on your qty.
Q4:How can i get a sample?
free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future.
Q5: How to confirm the Product Quality before placing orders?
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q6:How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us,we will send you free goods for replacement or refund your loss.
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