Product identity and grade
State the exact form, target species, feed type, quantity, packing, destination and required documents.
Feed grade ingredient · Feed-grade amino acid · THR
Feed Grade L-Threonine
Feed-grade L-threonine is a nutritional amino acid used to balance threonine in authorized animal diets; source, assay, homogeneity and formulation basis require qualification.
- Identity
- CAS 72-19-5
- Form
- L-threonine
- Qualification
- Species and market specific
- Specification
- Contact sales
Product image · confirm grade and packaging when ordering
Share exact form, target species, feed category, quantity, destination and documents.
GradeFeed grade, subject to source qualification
SpecificationCurrent document available from sales
Use conditionsSpecies and destination rules govern
Batch evidenceCurrent COA available for supplied lots
Direct product answer
What is Feed Grade L-Threonine for animal nutrition?
Feed-grade L-threonine is a nutritional amino acid used to balance threonine in authorized animal diets; source, assay, homogeneity and formulation basis require qualification.
Suitability depends on the exact product, target species, life stage, complete diet, intended technological or nutritional function and destination-market authorization. This page is procurement guidance, not an inclusion-rate recommendation.
Procurement snapshot
- Product
- L-Threonine
- Category
- Feed-grade amino acid
- Identity
- CAS 72-19-5
- Form
- L-threonine
- Use review
- Species and market specific
- Product specification
- Request the offered grade’s specification
Procurement checklist
How to source Feed Grade L-Threonine in bulk
Compare the offered grade, application requirements and commercial terms before requesting a sample or placing an order.
Quotation and delivery basis
Request a source-specific quotation with current specification, Incoterm, destination and delivery window.
Application and process requirements
Share the formulation basis, intended function, process, inclusion system and applicable feed rules.
Technical and quality documents
Qualify identity, methods, COA, SDS, traceability, certificates and change-control expectations.
Application screening
Feed Grade L-Threonine feed application guide
These are screening areas, not universal authorizations, feeding instructions, dosage recommendations or guaranteed outcomes.
Swine formulations
Qualify the threonine contribution for the production stage using the same matrix as other amino acids. Compare supplier offers on accepted active content.
Poultry formulations
Balance threonine with the complete amino-acid profile. Share bird type, feed form and manufacturing conditions when requesting a grade.
Reduced-protein formulation work
Evaluate threonine as one part of a nutritionist-designed amino-acid balance. Avoid assuming that a single supplemented amino acid establishes diet adequacy.
Premix manufacture
Confirm carrier compatibility, flow and mixing uniformity before approval. Require traceable batch documentation for routine supply.
Technical selection
Questions to resolve before approving Feed Grade L-Threonine
Active identity and assay
Specify L-threonine, the assay basis and the acceptable impurity profile. Confirm that the COA identifies the exact production source and lot.
Amino-acid balance
Provide the nutritionist's threonine target and approved digestible amino-acid matrix for the complete diet. Include the basal ingredients in the calculation.
Micro-ingredient distribution
Check particle size, flow and the minimum reliable addition rate of the dosing equipment. Validate premix homogeneity at the intended inclusion.
Process retention
Review conditioning, pelleting and storage with the supplier. Use retained-active results from relevant conditions where the feed process requires them.
Private technical documentation
Request the current Feed Grade L-Threonine feed specification
Bespring Chemical does not publish product specifications for this feed ingredient online. Contact sales for the current source-specific specification or TDS and confirm that its revision, methods and criteria match your approval process.
Product documents
Request the current signed specification or TDS, SDS, analytical methods, representative COA and batch COA.
Feed-grade selection requirements
Verify source, traceability, feed-safety, quality, origin and site documents for the exact grade.
Independent context
Review EFSA's feed additives overview and authorization guidance, then check current rules in every destination market.
Feed compliance note: An identity or technical function does not authorize use for every species, feed category, route or market. Qualified nutrition and regulatory personnel must approve the exact use conditions.
Storage and handling
Protect Feed Grade L-Threonine in storage
- Use source instructionsFollow the current SDS and specification for temperature, ventilation, segregation and shelf life.
- Protect packagingKeep approved containers closed, identified and protected from contamination, moisture and damage.
- Maintain controlsApply appropriate PPE, feed hygiene, lot traceability and stock rotation.
Feed buyer questions
Feed Grade L-Threonine FAQ
What is Feed Grade L-Threonine for animal nutrition?
Feed-grade L-threonine is a nutritional amino acid used to balance threonine in authorized animal diets; source, assay, homogeneity and formulation basis require qualification. The current signed specification for the exact source governs supply.
Which Feed Grade L-Threonine identity should buyers specify?
CAS 72-19-5; L-threonine. Where a name covers salts, hydrates, carriers or a product family, state the exact offered form.
Why is there no public specification?
Bespring Chemical does not publish specifications for this feed ingredient online. Contact sales for the current source-specific specification or TDS, methods and representative COA.
What documents should feed buyers request?
Request the current specification or TDS, SDS, representative and batch COA, traceability and applicable feed-safety, quality, origin and site documents for the exact source.
What should the RFQ include?
Provide the exact grade and form, target species, feed category, intended function, quantity, packing, destination market, required documents, Incoterm and delivery date.
Content updated 2026-09-13.
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Contact the Sales Team
Discuss a private specification, documents, sample and commercial requirements.
Supply Services
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Specification-led feed sourcing
Request a Feed Grade L-Threonine specification and quote
Share exact form, target species, feed category, intended function, quantity, packing, destination and document list for a relevant proposal.
- Current private feed specification or TDS
- Representative and batch COA
- Packing and logistics confirmation
- Source-specific documents on request
Product documents
Request documents
Tell us your grade and destination market so we can confirm which documents are available for your order.
An external reference is not a batch certificate or a Bespring product specification.