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- About L-Leucine
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L-Leucine as a white crystal or crystalline powder, is a non-polar amino acid, slightly bitter taste, soluble in water.
Fooding is a L-Leucine Manufacturers, Suppliers and Wholesalers in China. You can inquiry L-Leucine price by email us: info@chinafooding.com or leave message on the Fooding web. Fooding ensure you can buy L-Leucine with a good L-Leucine price.
L-Leucine | ||||
E No: | E641 | |||
CAS No: | 61-90-5 | |||
Einecs No: | 231-375-0 | |||
Specification: | AJI92,USP26,EP4,USP29 | |||
Routine Packing: | 25kg/bag | |||
Place of origin: | China | |||
QC: | Haccp, Kosher, Hala,ISO | |||
Payment terms: | T/T or L/C | |||
Port of dispapch: | Shanghai,Tianjin,Qindao | |||
Applications: | L-Leucine as a food additive, nutrition enhancers, widely used in bread, pasta products, spices, E641 can improve food flavor. | |||
Product Description
Item | Specification --AJI92,USP26,EP4,USP29 | |
Name | L-Leucine | |
Molecular formula | C6H13O2 | |
Appearance | White crystals or crystalline powder | |
Content% | 98.5 - 100.5% | |
Specific rotation | +14.9 °- +17.3° | |
Loss on drying% | ≤ 0.2% | |
Transmittance% | 98% min | |
Residue on ignition | 0.10% max | |
PH | 5.5 - 6.5 | |
Chloride | ≤ 0.05% | |
Sulfate (SO42-) % | 0.020% max | |
Ammonium | 0.020% max | |
Organic volatile impurities | Meets the requirements | |
Other Amino Acids | Meets the requirements | |
Heavy metals | ≤ 0.0015% | |
Iron | ≤ 0.003% | |
About L-Leucine
L-Leucine as a white shiny hexahedral crystals or white crystalline powder. L-Leucine slightly bitter taste. Sublimation at 145 ~ 148 ℃. Melting point 293 ~ 295 ℃ (decomposition). L-Leucine in the presence of hydrocarbons, inorganic acid in aqueous solution and stable performance. Per gram of L-Leucine dissolved in 40ml water and about 100ml acetic acid. Slightly soluble in ethanol, soluble in dilute hydrochloric acid and alkali hydroxide and carbonate solution. L-Leucine is not soluble in ether.
L-Leucine is an essential amino acid, the body can not synthesize, L-Leucine natural materials found in the spleen, heart, etc., and form of the protein present in a variety of plant and animal tissues, free of corruption out of L-Leucine can be decomposed . This means that the L-Leucine must be obtained through diet or supplements. Containing L-Leucine food including eggs, fish, chicken, lentils, almonds and cashews, and so on. L-Leucine used as nutritional supplements, food additives, generally L-Leucine used for bread, noodle products. E641 amino acid infusion and the preparation of comprehensive amino acid preparations, hypoglycemic agents, plant growth promoters. L-Leucine can be used as spices, improve food flavor.
References on L-Leucine
L-Leucine as a white shiny hexahedral crystals or white crystalline powder. L-Leucine slightly bitter taste. Sublimation at 145 ~ 148 ℃. Melting point 293 ~ 295 ℃ (decomposition). L-Leucine in the presence of hydrocarbons, inorganic acid in aqueous solution and stable performance. Per gram of L-Leucine dissolved in 40ml water and about 100ml acetic acid. Slightly soluble in ethanol, soluble in dilute hydrochloric acid and alkali hydroxide and carbonate solution. L-Leucine is not soluble in ether.
L-Leucine is an essential amino acid, the body can not synthesize, L-Leucine natural materials found in the spleen, heart, etc., and form of the protein present in a variety of plant and animal tissues, free of corruption out of L-Leucine can be decomposed . This means that the L-Leucine must be obtained through diet or supplements. Containing L-Leucine food including eggs, fish, chicken, lentils, almonds and cashews, and so on. L-Leucine used as nutritional supplements, food additives, generally L-Leucine used for bread, noodle products. E641 amino acid infusion and the preparation of comprehensive amino acid preparations, hypoglycemic agents, plant growth promoters. L-Leucine can be used as spices, improve food flavor.
References on L-Leucine
1. What's your payment terms?
T/T or LC.
2. What's your delivery time?
Usually we will arrange the shipment in 7 -15 days.
3. How about the packing?
Usually we provide the packing as 25 kg / bag or carton. Of course, if you have special requirements on them, we will according to you.
4. How about the validity of the Agar Agar?
According to the Agar Agar you ordered.
5, What is the MOQ of Agar Agar ?
Different products have different MOQ, for Agar Agar , the MOQ is 1000kg.
6, What is the price of Agar Agar ?
Fooding has been corporate with many Agar Agar manufacturers for several years, we can provide you with best price of Agar Agar.
7, How long shall we wait for your reply?
We can guarantee to reply your inquiries of Agar Agar in one working days.
8. What documents you provide?
Usually, we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificat and Origin certificate. If your markets have any special requirements, let us know.
9. What is loading port?
Usually is Shanghai or Qingdao.

2. Arrange the orders and shipping with cus requests in time, According to the different countries export policy provide complete customs clearance documents.
3. Provide agile and safe payments.
4. We can in charge of all if our products have quality problems.
5. Provide a price trend, ensure the clients can know about marketing informations in time.
6. Have offices at Mexico, Clients can get our company information from here, discuss the prices and delivery time face to face.