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Arginine, also known as l-arginine, is an α-amino acid that is used in the biosynthesis of proteins. It contains an α-amino group, an α-carboxylic acid group, and a side chain consisting of a 3-carbon aliphatic straight chain ending in a guanidino group. At physiological pH, the carboxylic acid is deprotonated, the amino group is protonated, and the guanidino group is also protonated to give the guanidinium form, making arginine a charged, aliphatic amino acid. It is the precursor for the biosynthesis of nitric oxide. It is encoded by the codons CGU, CGC, CGA, CGG, AGA, and AGG.
L-Arginine is used as a pharmaceutical raw material and food additive. L-Arginine is an essential amino acid for maintaining the growth and development of infants and young children. It is an intermediate metabolite of the ornithine cycle, which causes ammonia to convert into urea, thereby reducing blood ammonia levels. It is also the main component of sperm protein, which has the effect of promoting sperm production and providing energy for sperm motility.
Items | Specifications | Results |
Appearance(25℃) | White crystals or crystalline powder | Conform |
Identification | Meets the requirements | Conform |
Specific Rotation[α]D25 | +26.3°~ + 27.7° | +27.1° |
Chloride | Not more than 0.05% | <0.05% |
Sulfate(SO4) | Not more than 0.03% | <0.03% |
Heavy metals | Not more than 15 ppm | <15ppm |
Iron(Fe) | Not more than 30 ppm | <30ppm |
Loss on drying | Not more than 0.5% | 0.23% |
Residue on ignition | Not more than 0.3% | 0.07% |
Conclusion | The product conforms to the above specifications. | |

| Product parameters | |
| Cas number: | 74-79-3 |
| Appearance: | White crystals or crystalline powder |
| Purity: | 98.5%~101.5% |
| Package details: | 25kg/drum |
| Brand: | Fortunachem |
Uses:
L-Arginine: The Premium Vasodilator for Enhanced Blood Flow & Oxygen Delivery
L-Arginine is a highly effective, conditionally essential amino acid that serves as a cornerstone raw material in advanced sports nutrition and weight management formulations. Renowned for its profound impact on cardiovascular health, it acts as a powerful catalyst for optimizing blood flow and oxygen delivery during intense physical exertion.
Core Mechanism: Nitric Oxide Production & Vasodilation
The primary physiological function of L-Arginine in sports nutrition is its role as the direct precursor to Nitric Oxide (NO). Once synthesized, NO acts as a potent vasodilator, relaxing and widening blood vessels. This enhanced circulation significantly improves the delivery of oxygen, glucose, and vital nutrients directly to working muscles. By maximizing oxygen utilization, L-Arginine supports aerobic capacity, boosts athletic endurance, and facilitates the coveted "muscle pump" effect sought by athletes.
Target Applications & Performance Benefits
Enhanced Endurance & Oxygen Supply: During high-intensity training, muscles require a continuous supply of oxygen to prevent premature fatigue. L-Arginine ensures optimal blood flow, allowing athletes to sustain peak performance and delay the onset of exhaustion.
Accelerated Recovery & Nutrient Delivery: The improved vascular network not only fuels active muscles but also rapidly flushes out metabolic waste products (such as lactic acid). This accelerates post-exercise recovery and reduces muscle soreness, enabling more consistent and effective training regimes.
Support for Weight Management & Slimming: In the realm of body composition, enhanced circulation plays a critical role in metabolic efficiency. By optimizing nutrient delivery and supporting aerobic exercise capacity, L-Arginine helps individuals maintain higher training volumes, thereby promoting greater caloric expenditure and fat oxidation.
Global Market Positioning
L-Arginine is a ubiquitous, high-frequency compounded ingredient in global pre-workout, pump, and endurance formulations. For B2B brands, incorporating this premium, science-backed raw material signals a commitment to elite athletic performance and cardiovascular health. It is the ultimate choice for next-generation sports nutrition products designed to maximize oxygen supply and sustained energy output.






Also, if you have any other questions, you can contact us
FAQ From Wuhan Fortuna Chemical Co.,Ltd
Q1: Can I get a sample for free ?
A: For small QTY and low value product, we can provide sample for free exclude shipping cost. For high value sample, we will charge the basic sample cost, but we can refund all the cost if customers place order after sample test.
Q2: How to confirm the product quality before placing orders ?
A: Most of our products confirm to international standards like USP/EP/BP/JP/CP. We will provide COA/TDS/MSDS for customers to confirm the specification before placing order.
Q3: What is the payment you accept?
A: For small and low value order, we accept CreditCard, MaterCard,VISA,Western Union and T/T.For large order, we can do T/T and L/C. Any pay on delivery or pay-after are not available for us.
Q4: What is your shipment way ?
A: For less than 100kg gross weight order will ship with courier like FedEx or UPS, we support customers to place courier orders remotely by their account, we will package the goods well and wait for pick up.For more than 100kg goods, we will transport by Air or Sea according to customers' requirement.
Q5: How long is your after-sales service?
A: We accept customer’s quality complaint in three month after customer received the goods. We provide tech.support for all-life if customer place order from our company.
Q6: How do you treat quality complaint ?
A: We support customer to provide our products to any rightful third party testing organization to test our products according to the COA specification, if the test result is confirm with COA, we will take all the loss for customers.



Name:Wuhan Fortuna Chemical Co.,Ltd
Category:Others
Trade Category: Trading Company
Employees: 11 - 50 People
Address: Room 2015, No.2 Building, Kaixin Mansion No.107
Company Information: Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical and Intermediates, Food and Feed additives, Fine chemicals,Biochemical and Reagent, which is the members of Hubei E-commerce Chamber.
Our company has professional persons who major in chemical R&D and sicentific management, supply fine chemical products with high quality and close service, also supply custom-tailored products according to our clients' requirement.
We have a positive and self-motivated management work team with a common philosophy, caring and commitment through teamwork, our team strive to achieve success in delighting our clients and ourselves.
Since Wuhan Fortuna Chemical Co., Ltd founded, we continuously innovate our products and improve our service, sales network. Hence, we initiate the first sale mode on net in China, which is the retail trade of small package bring along wholesale of diversified management modes. Our products are exported widely to South Korea, Vietnam, Australia, Europe and South America, highly recommended by our clients.We insist on the management creed “Market is our compass, Quality is our life, Credit is our soul”. Clients’ trust is our forward power, their satisfaction is our struggling goal.
Wuhan Fortuna Chemical Co.,Ltd is a professional manufacturer which provide L-Arginine with good quality and best price, welcome to contact us to get COA/TDS/MSDS of L-Arginine.
1. Guaranteed purity;
2. Large quantity in stock;
3. Largest manufacturer;
4. Best service after shipment with email;
5. High quality & competitive price;

Used as a nutritional supplement; flavoring agents or pharmaceutical ingredients.

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