Products Description
Item | Specification |
Description | White Crystals or Crystalline Powder |
Solution clarity | Clear and colorless |
Assay | 98.0%~102.0% |
Specific Rotation | +7.7°~+8.5° |
PH | 5.0-6.0 |
Residue on Ignition | ≤0.2% |
Loss on Drying | ≤1.0% |
Chloride | ≤0.02% |
Sulfate | ≤0.02% |
Particle size | ≥90% through 80 mesh |
Heavy Metals | ≤10ppm |
Iron(Fe) | ≤30ppm |
Arsenic(As) | ≤2.0ppm |
Mercury (Hg) | ≤0.1ppm |
Cadmium (Cd) | ≤1.0ppm |
Total Plate Count | ≤1000 cfu/g |
Yeast and Molds | ≤1000 cfu/g |
Coliform Group | Negative |
Salmonella | Negative in 25g |
Function
COA | ||
Items | Standards | Results |
Physical Analysis | ||
Appearance | Fine Powder | Conforms |
Color | White Powder | Conforms |
Odor | Characteristic | Conforms |
Mesh Size | 100% through 80% mesh size | Conforms |
General Analysis | ||
Identification | Identical to R.S. sample | Conforms |
L-theanine | ≥98% | 98.41% |
Extract Solvents | Water and Ethanol | Conforms |
Loss on Drying (g/100g) | ≤5.0 | 3.24% |
Ash(g/100g) | ≤5.0 | 2.05% |
Chemical Analysis | ||
Pesticides Residue (mg/kg) | 0.05 | Conforms |
Residual Solvent | <0.05% | Conforms |
Residual Radiation | Negative | Conforms |
Lead(Pb) (mg/kg) | <3.0 | Conforms |
Arsenic(As) (mg/kg) | <2.0 | Conforms |
Cadmium(Cd) (mg/kg) | <1.0 | Conforms |
Mercury(Hg) (mg/kg) | <0.1 | Conforms |
Microbiological Analysis | ||
Total Plate Count(cfu/g) | ≤1,000 | 300 |
Molds and Yeast (cfu/g) | ≤100 | 29 |
Coliforms (cfu/g) | Negative | Conforms |
Salmonella(/25g) | Negative | Conforms |
Application
Dietary Supplement:L-Theanine can be used in functional foods and health products, the most common dosage forms are oral capsules and oral liquids
Food Additive:
L-Theanine can be used as a quality modifier for beverages, improving the quality and flavor of tea beverages in beverage production. Such as wine, Korean ginseng, coffee drinks.
Cosmetic Raw Materials:
L-Theanine plays a great role in skin care products and has an excellent moisturizing effect. It can be added to moisturizing skin care products to maintain the water content of the skin surface; it also used as an anti-wrinkle agent, which can promote the production of collagen, maintain skin elasticity, and resist wrinkles.
FAQ:
1.Are you manufacturer or trading company?
A:We are manufacturer and welcome to visit our factory.
2.How to confirm the product quality before place an order?
A:We can provide you with sample .Also we have the inspection report issued by the authoritative third- party testing agency.
3: What's your MOQ?
A:It's depend on different products. We accept sample order. Also for some products we can provide you with free sample.
4:Do you provide after sales service?
A:We provide 24-hour customer service. If you encounter any product quality problems or transportation problems, please feel free to contact us.
5:How about delivery time and method?
A:We usually shipping within 3-5 working days after payments.
We can shipping by sea, air and express. Also can make door to door shipping.
6:How to solve the after-sale disputes?
A: We accept changing or refunding service if any quality problem.