Complaint
L-Threonine Basic information | |
Product Name: | L-Threonine |
CAS: | 72-19-5 |
MF: | C4H9NO3 |
MW: | 119.12 |
EINECS: | 200-774-1 |
L-Threonine Chemical Properties | |
Melting point | 256 °C (dec.) (lit.) |
alpha | -28.4 º (c=6, H2O) |
Boiling point | 222.38°C (rough estimate) |
density | 1.3126 (rough estimate) |
FEMA | 4710 | L-THREONINE |
refractive index | -28 ° (C=6, H2O) |
storage temp. | 2-8°C |
solubility | H2O: 50 mg/mL |
form | powder |
pka | 2.09(at 25ºC) |
color | Yellow |
Item | CP2010 | USP24 | FCC4 | feed grade |
Assay | ≥98.5% | 98.5%~101.5% | 99.0%~101.0% | > 98% |
pH | 5.0~6.5 | 5.0~6.5 | 5.0~6.5 | 5.0~6.5 |
Specific rotation[a]D020 | -26.0°~-29.0° | -26.7°~-29.1° | -26.2°~-30.2° | -26.2°~-30.2° |
Transmittance(T430) | clear & colorless | |||
≥98.0% | ||||
Chloride(Cl) | ≤0.02% | ≤0.05% | ||
Ammonium(NH4) | ≤0.02% | |||
Sulfate(SO4) | ≤0.02% | ≤0.03% | ||
Iron(Fe) | ≤10ppm | ≤30ppm | ||
Heavy metals(Pb) | ≤10ppm | ≤15ppm | ≤30ppm | |
Arsenic | ≤1ppm | ≤1ppm | ||
Other amino acids | ≤0.5% | |||
Loss on drying | ≤0.20% | ≤0.20% | ≤0.20% | ≤0.80% |
Residue on ignition | ≤0.10% | ≤0.40% | ≤0.50% | ≤0.50% |
Organic volatile impurities | conforms |
Pallet with Fliming.
We have 25KG,50KG and 1000KG for your choice.
Containers Loading.
With Pallet and Film to ensure the cargoes clean and tidy.
Vessel Transportation.
It is our honour to be your chinese supplier.Wish we could establish long time business relationship as well as friendship.
Packing for solid products,normally packed in 25kgs multi-poly craft paper bags.
For liquid,the packing is in200L plastic or steel drums.or according to customer's request.
Tianjin Huge Roc Enterprises Co., Ltd. (Huge Roc)
Sited in Tianjin, China
Founded in 2007.
Verified on-site by TUV SUD
Engaged in the R& D of green food ingredients/additives, Huge Roc have developed series products for vegetable protein, baking agent, sweeteners, amino acids, minerals, phosphate related products, etc.
Concerning about the environmental protection & The food safety, We focus on developing the healthy products which is NON GMO, No pesticide residue, No heavy metal. Each lot of raw materials was examined and traceable, all the products are traceable.
Modern producing equipment and advanced logistics are adopted. While adaption the advanced analysis lab equipment, In order to avoid any deviation, we always send our products to the independent lab for testing.
We have set up our markets more than 30 countries. Our global partners includes ARDEX, CARGILL, R& B, LONZA, SPI, KAJIMA, Nestle, EBM, etc.
We care our products, our customers, our environment, take our society responsibility. Every year, we attend the long distance hike (50km) and make donation for countryside children, for planting trees in the desert, for the people who needs help in the earthquake areas.
1.Q:What's your payment terms?
A: We are ok for T/T, L/C at sight, L/C 90/120 days, we can also try OA for regular and reliable clients.
2.Q:What's your delivery time?
A: Usually we will arrange the shipment in 7 -15 days.
3.Q:How about the packing?
A: Usually we provide the packing as 25 kg / bag or carton. Of course, if you have special requirements on them, we will according to you.
4.Q:How about the validity of the products?
A: According to the products you ordered.
5.Q:How to confirm the product quality before placing orders?
A: You can get free samples from us or take our SGS report as referene or arrange SGS before loading.
6.Q:What is loading port?
A: At main ports of China
We look forward to cooperating with distributors, wholesalers and agents. We have high-quality products, suitable transportation solutions, the lowest budget cost and the most honest business beliefs. You can rest assured of us.
