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Feed Grade L-Selenomethionine CAS 3211-76-5 98% Purity Organic Selenium Amino Acid Animal Nutrition
| MOQ: | 25 Kilograms |
| Price: | USD 80-150 / Kilogram |
| Standard Packaging: | 25kg fiber drum with double PE bags inside, 1kg aluminum foil bag available |
| Delivery Period: | 3-5 working days for stock, 10-15 days for production |
| Payment Method: | T/T,L/C,PayPal,Western Union |
| Supply Capacity: | 10000 Kilograms per Month |
CAS 3211-76-5 L-Selenomethionine
,98% Purity Organic Selenium Source
,Feed Grade Amino Acid Supplement
Product Introduction
L-Selenomethionine (CAS 3211-76-5) is a feed grade organic selenium amino acid produced by replacing the sulfur atom in L-methionine with selenium. As a highly bioavailable organic selenium source, it effectively supports antioxidant defense, immune function and growth performance in livestock and poultry. Our L-Selenomethionine is manufactured under strict feed safety standards with an assay of >= 98%, ensuring consistent quality batch after batch.
Physical and Chemical Specification
| Item | Specification |
|---|---|
| Product Name | L-Selenomethionine |
| CAS No. | 3211-76-5 |
| Molecular Formula | C5H11NO2Se |
| Molecular Weight | 196.11 g/mol |
| Assay | >= 98.0% |
| Selenium Content | >= 40.0% |
| Appearance | White crystalline powder |
| Loss on Drying | <= 1.0% |
| Heavy Metals | <= 10 ppm |
| Arsenic | <= 2 ppm |
| Particle Size | 100% through 80 mesh |
| Shelf Life | 2 years in original sealed packaging |
Product Functions
- Highly bioavailable organic selenium source for efficient selenium deposition in tissues
- Supports antioxidant defense system and reduces oxidative stress in animals
- Enhances immune response and disease resistance in livestock and poultry
- Improves growth performance, feed conversion ratio and reproductive performance
- Helps prevent selenium deficiency related disorders such as white muscle disease
Application Areas
- Poultry feed: broilers, layers and breeders
- Swine feed: piglets, growing-finishing pigs and sows
- Ruminant feed: dairy cows, beef cattle and sheep
- Aquaculture feed: fish and shrimp
- Pet food and specialty animal nutrition
Manufacturing Process
Our L-Selenomethionine is produced through a controlled biosynthesis and purification process that yields the natural L-configuration with high optical purity. The final product is crystallized, dried and sieved into a uniform white crystalline powder. Every batch is tested for assay, selenium content, loss on drying, heavy metals, arsenic and microbial limits before release, and full COA documentation is provided with each shipment.
Why Choose Us
- Feed grade quality with >= 98% assay, verified by complete COA on every batch
- ISO 9001 and FAMI-QS certified facility with GMP compliance
- Stable production capacity of 10,000 kg per month with reliable lead times
- Flexible packaging: 1kg sample bags and 25kg fiber drums with double PE liners
- Professional export team with complete shipping documents and after-sales support
FAQ
- What is the MOQ? Our standard MOQ is 25 kilograms. Sample orders of 1kg are available for quality evaluation.
- Can you provide free samples? Yes, we provide free samples with freight collect so you can verify quality before bulk ordering.
- What is the delivery time? 3-5 working days for stock items and 10-15 days for production orders.
- Do you provide certificates? Yes, COA, ISO 9001, FAMI-QS and GMP certificates are available upon request.
- What are the payment terms? We accept T/T, L/C, PayPal and Western Union.
- How should L-Selenomethionine be stored? Keep in a cool, dry, sealed container away from direct sunlight. Shelf life is 2 years.
