1. Name and Synonyms

The product is officially named L-Threonine and is widely recognized in the feed and animal nutrition industries. This standardized name ensures accurate identification across various feed additive applications.

2.Chemical Identification

L-Threonine is identified by the CAS number 72-19-5, which serves as a unique identifier in feed additive industries. This CAS number facilitates precise tracking in research, production, and quality control processes.

3.Appearance and Physical Properties

L-Threonine typically appears as a white crystalline powder or granules, aiding in product identification and quality control during manufacturing and distribution.

4.Purity and Solubility

L-Threonine has a high purity level (≥98.5%), ensuring reliable performance in feed formulations. It is freely soluble in water, which allows easy integration into animal feed for uniform nutrient distribution.

5.Molecular Structure

The molecular formula of L-Threonine is C₄H₉NO₃, with a molecular weight of approximately 119.12 g/mol. Its structure enables efficient protein metabolism, supporting growth, immunity, and feed conversion efficiency in animals.

1. Nutritional Role

L-Threonine is an essential amino acid supplement and a vital component of animal nutrition. Since animals cannot synthesize threonine internally, it must be supplied through their diet. L-Threonine supports protein synthesis, promotes growth, and enhances feed utilization efficiency in livestock and poultry. It also plays an important role in gut health, immune response, and the maintenance of muscle and tissue integrity, contributing to overall animal productivity and well-being.

2. Benefits in Animal Nutrition

2.1 Growth Promotion

L-Threonine is crucial for the production of proteins in the body, supporting growth and muscle development. Its supplementation aids animals in achieving optimal weight gain, particularly in species like poultry and swine that have high growth rates.

2.2 Feed Efficiency

By improving the feed conversion ratio (FCR), L-Threonine maximizes the utilization of dietary nutrients. This helps reduce feed costs while enhancing productivity in livestock and aquaculture species.

2.3 Gut Health and Digestion

L-Threonine is a key component of mucin, a protein necessary for maintaining the integrity of the intestinal lining. This contributes to better digestion, nutrient absorption, and overall gut health in animals.

2.4 Immune System Support

L-Threonine plays a significant role in boosting immune function by supporting the production of antibodies and other immune-related proteins. This helps animals resist infections and recover more quickly from stress or disease.

3. Comparison of Effectiveness

L-Threonine is one of the most effective solutions for balancing dietary amino acid profiles. Compared to other amino acid supplements, its superior bioavailability and compatibility with a wide range of feed ingredients make it an optimal choice for modern feed formulations. Additionally, its role in gut health and immune support sets it apart as an essential nutrient for high-performing animals.

4. Application Fields

Livestock and Poultry Nutrition:

L-Threonine is widely used in feed formulations for poultry, swine, cattle, and aquaculture species. It is especially important in high-performance farming systems that require enhanced growth rates and efficient feed utilization.

Balancing Diets:

In corn and grain-based diets that are often low in threonine, L-Threonine supplementation ensures a balanced amino acid profile, enabling animals to reach their full growth and production potential.

Feed Premixes and Concentrates:

L-Threonine is a key component in feed premixes and concentrates, supporting the formulation of nutritionally complete diets that promote sustainable animal production practices.

1. Shelf Life

L-Threonine has a shelf life of 2 years when stored under recommended conditions. During this period, the product maintains its quality, potency, and stability, ensuring reliable performance in animal feed formulations.

2. Testing Indicators and Standards

2.1 Appearance

L-Threonine appears as a white crystalline powder or granules. Any significant deviation from this appearance may indicate potential quality concerns, serving as a key quality control measure.

2.2 Identification

The identity of L-Threonine is confirmed through analytical methods such as High-Performance Liquid Chromatography (HPLC) or Infrared Spectroscopy (IR). These tests ensure product authenticity and compliance with quality standards.

2.3 pH Value

A 1% aqueous solution of L-Threonine should have a pH value within the specified range of 5.0–6.5. Maintaining this pH range ensures product stability and compatibility with feed formulations.

2.4 Related Substances Content

Strict limits are placed on related substances to ensure high purity. Impurities should not exceed specified standards, guaranteeing the efficacy and safety of L-Threonine in feed applications.

2.5 Heavy Metals Content

The heavy metals content in L-Threonine should not exceed 10 ppm. Maintaining low heavy metal levels ensures the product’s safety and suitability for animal nutrition.

2.6 Water Content

The water content in L-Threonine should be controlled below 1.0%. Proper moisture levels are critical to preventing degradation and maintaining stability during storage.

2.7 Residue on Ignition (Ash Content)

The ash content, or residue on ignition, should not exceed 0.5%. Low ash levels reflect high product purity and minimal inorganic contaminants.

2.8 Content Determination

The active content of L-Threonine should be ≥98.5%. Meeting this specification ensures consistent effectiveness in supporting animal nutrition and growth.

2.9 Solubility

L-Threonine is highly soluble in water, making it easy to incorporate into feed formulations. Its solubility ensures uniform nutrient distribution in animal diets.

2.10 Amino Acid Profile

L-Threonine is standardized to contain threonine as the main active ingredient. This ensures it meets the specific amino acid requirements of various livestock and poultry species, enhancing growth and feed efficiency.

1. Packaging

L-Threonine is securely packaged in high-quality fiber drums or multi-layer kraft bags, with standard sizes of 25 kg per drum or bag. This packaging protects the product from environmental factors such as moisture, light, and contamination, ensuring its stability and quality during storage and transportation. The packaging is designed for easy handling and efficient logistics, optimizing inventory management for feed manufacturers and distributors.

2. Transportation Modes

2.1 Express Shipping

For smaller or urgent orders, we offer express shipping through trusted international carriers such as DHL, TNT, and FedEx. These carriers ensure rapid delivery while maintaining product integrity throughout transit.

2.2 Air and Sea Freight

For bulk orders, we provide both air and sea freight options to accommodate diverse customer needs. Air freight offers faster delivery for urgent shipments, though it may involve higher costs. Sea freight is a more economical option for larger quantities, suitable for customers with flexible delivery schedules.

3. Delivery Time

Once payment is confirmed, L-Threonine orders are processed and dispatched within 2–3 business days. This swift turnaround ensures timely delivery and reinforces trust in our reliable and customer-oriented service.

Q1: How can I place an order for L-Threonine?

A: To place an order, please contact our customer service team using any of the following methods:

• WeChat: +86-18663729963, +86-13589106478

• Skype: sunnylee886

• Email: maggie@hope-biotech.com, sunny@hope-biotech.com

• Mobile: +86-18663729963, +86-13589106478

Our team is available to assist you with the ordering process and provide answers to any questions you may have.

Q2: What is the minimum order quantity (MOQ) for L-Threonine?

A: The standard MOQ for L-Threonine is 1 kg. However, if you require a different quantity, please contact us, and we will work to accommodate your specific needs.

Q3: What certifications does your company hold for L-Threonine?

A: Our production facility is certified with GMP and ISO 9001, ensuring compliance with the highest quality standards. L-Threonine is manufactured following strict international feed additive regulations, guaranteeing its safety, purity, and efficacy for animal nutrition applications.

Q4: How does L-Threonine benefit animal nutrition?

A: L-Threonine is an essential amino acid that supports protein synthesis, enhances growth performance, and improves feed efficiency in livestock and poultry. It helps balance amino acid profiles in animal diets, particularly for species with high growth rates, such as swine and poultry.

Q5: Is L-Threonine suitable for aquaculture?

A: Yes, L-Threonine is commonly used in aquafeeds to promote healthy growth and efficient feed utilization in fish and shrimp. It helps meet the nutritional needs of aquatic species while maintaining water quality.

Q6: How should L-Threonine be stored?

A: L-Threonine should be stored in a cool, dry place away from direct sunlight and moisture. Proper storage conditions help maintain the product’s quality, potency, and stability throughout its shelf life.

Q7: Can L-Threonine be used with other feed additives?

A: Yes, L-Threonine is highly compatible with other feed additives and can be used alongside lysine, methionine, and other nutrients to create balanced and efficient feed formulations.

Q8: What is the typical inclusion rate of L-Threonine in animal diets?

A: The inclusion rate of L-Threonine depends on the specific dietary requirements of the species and the composition of the feed. Our technical team can provide guidance on optimal inclusion rates based on your needs.

Q9: How long is the shelf life of L-Threonine?

A: L-Threonine has a shelf life of 2 years when stored under recommended conditions. Regular quality checks ensure the product remains effective throughout its shelf life.

Q10: Is L-Threonine environmentally friendly?

A: Yes, using L-Threonine in animal feed can help reduce nitrogen excretion by optimizing protein utilization, contributing to more sustainable and environmentally friendly farming practices.