| CAS No.: | 3211-76-5 |
|---|---|
| Formula: | C5h11no2se |
| EINECS: | / |
| Type: | Pharmaceutical Intermediates |
| Appearance: | Powder |
| Quality: | Food, Feed |
| Samples: |
|---|
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier L-selenomethionine is a selenoamino acid in which Se replaces the of the methionine molecule. It is a natural component of the diet. Like other forms of se salts and organoselenium compounds, L-selenomethionine is readily absorbed from the gastrointestinal tract.
L-selenomethionine is an essential trace element for humans and other animals.Good nutrition is of key importance for antioxidant defense as well as efficient energy metabolism.
| Product name | L-selenomethionine |
| Others name | (S)-(+)-2-Amino-4-(methylseleno)butanoic acid; L-selenomethionine |
| CAS No. | 3211-76-5 |
| Apperance | White to gray white Power |
| Specification | Selenomethionine 1.25%, Se 0.5% |
| Molecular Formula | C5H11NO2Se |
| Optical rotation | +17.0°- +19.5° |
| Shelf time | 2 years,keep away sunlight, keep dry |
1. L-selenomethionine is a kind of nutritional supplement.
2. L-selenomethionine can improve the aerobic metabolism of the muscle and greatly enhance muscle strength and endurance from diet alone.
3. L-selenomethionine can be used as nutrition enhancer.
4. L-selenomethionine is one of the most popular and effective nutritional supplements as well as the indispensable product for bodybuilders.
5. L-selenomethionine is also widely used by other athletes, such as football players, basketball players and so on.
Application:
1. L-selenomethionine is applied as fortified food in the nutrient strengthening of raw materials, such as powdered milk, biscuits, instant noodles, drinks, etc.
2. Others need to strengthen the nutrient products such as cosmetics, etc
| Examination Items | Examination Standards | Result | Method |
| Appearance Odor |
Gray powder Characteristic |
Complies Complies |
Visual Organic |
| Loss on drying Bulk density Tapped density Heavy metals As Pb Cd Hg |
7.0% max 0.35g/ml min 0.45g/ml min 20.0ppm max 2ppm max 2ppm max 1ppm max 0.5ppm max |
5.2% 0.37g/ml 0.50g/ml Complies Complies Complies Complies Complies |
USP<731> CP2010 CP2010 USP<231>method III CP2010 HPLC HPLC HPLC |
| Assay (Selenomethionine ) Assay (Se) |
12500ppm min 5000ppm min |
12950ppm 5180ppm |
CP2010 CP2010 |
| Microbiological analysis | |||
| Total bacterial count Molds & yeast count Staphylococcus aureus Salmonella E. Coli |
10000cfu/g max 1000cfu/g max Negative Negative Negative |
10cfu/g 10cfu/g Not Detected Not Detected Not Detected |
CP2010&USP |
| Packing: 25kg/drum. Storage:Store in well-closed container at room temperature, protect from light,moisture and pest infestation Shelf life: 3 years.non-irradiated. |
|||
| Testing result: It is tested according to Enterprise Standard,the result conforms to the Regulation. | |||
| Weight | Packing method |
| 1kg | bag/kg, box outside (double plastic bag + Aluminum foil bag inside) |
| 10kgs,25kg or more | by Drums or carton (3 layers plastic bag inside) |
| Weight | Delivery mothod | Delivery time | Destination |
| 1kg-25kgs | EMS,DHL,UPS,Fedex,TNT | 3-7days | Door to door |
| 25kgs-100kgs | DHL,FedEx,by Air | 3-7days | Door to door (to Airport by Air) |
| more than 100kgs | by Air | 3-7days | Door to Airport |
| by Sea | 10-35days | Door to port |
Suppliers with verified business licenses
Audited Supplier 
){kind=link}
){kind=link}