- Product Details
Keywords
- D-Threonine
- (2R,3S)-2-Amino-3-hydroxybutyric acid
- D-α-Amino-β-hydroxybutyric acid
Quick Details
- ProName: 632-20-2 D-Threonine
- CasNo: 632-20-2
- Molecular Formula: C4H9NO3
- Appearance: white powder
- Application: Threonine as a feed additive, widely u...
- DeliveryTime: 7 Days After Get Prepayment
- PackAge: 25KG/bag , or according to the custome...
- Port: Any Port In China
- ProductionCapacity: 500 Metric Ton/Month
- Purity: 99%
- Storage: Store In Dry, Cool And Ventilated Plac...
- Transportation: By Sea Or By Air
- LimitNum: 1 Kilogram
- Heavy metal: ≤0.002%
- Grade: Industrial Grade,Food Grade,Pharma Gra...
- Residue on ignition ,%: ≤0.30%
- Loss on drying%: ≤1.00%
- pH(0.01g/mL): 5.0~6.5
- Specific rotation[а]20D: -26.0o ~ -29.0o
Superiority
D-Threonine
CAS No.: 632-20-2
H.S. Code: 2922491090
Synonyms:D-Threonine;(2R,3S)-2-Amino-3-hydroxybutyric acid;D-α-Amino-β-hydroxybutyric acid
Molecular Formula: C4H9NO3
Molecular Weight: 119.12
Description: L-threonine is a product of white crystals or crystalline powder. Good appearance, uniform particles, good liquidity, and no static, easy for adding and mixing. No smell, taste a bit sweet and will be melting at a temperature approx 253 ~ 256 ℃ . Basing on a high temperature, this product will be soon decomposition once encounter dilute alkali , slow decomposition once encounter acid. Soluble in water easily(9 g/100ml, 20 ℃), do not dissolve in alcohol, ether and chloroform.
Specification: GB/T21979-2008
Item |
Content |
L-threonine(dried basis),% |
≥98.5% |
Specific rotation[а]20D |
-26.0o ~ -29.0o |
pH(0.01g/mL) |
5.0~6.5 |
Loss on drying% |
≤1.00% |
Residue on ignition ,% |
≤0.30% |
Heavy metals(Pb),% |
≤0.002% |
Arsenic(As2O3),% |
≤0.0002% |
Our Server
1. Competitive offers with standard high quality or customize
2. Available customizing blending of above 2 single products
3. Prompt delivery within 2-3 weeks(1 weeks is available for ready stock)
4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 years
5. Respond to inquires within 1 hour and 24hours' online service
6. Free sample and correct shipping documents dispatched according to regulations of different countries
7. Advise price trend accurately and help clients to make order decision
8. Weekly update offers provided to every potential client
Details
Founded in 2008, East Chemsources Limited is a professional manufacturer of supplier in food and pharmaceutical field in China.
Through more than four years development, QINGDAO EAST CHEMSOURCES TRADE CO.,LTD,there is new branch office Qingdao East Chemsources Limited,our company has developed from single product at first to providing solution to finished products now, is committed to providing solutions for success and growth through long term relationships.
Currently, our products have been exported to more than 50 countries all over the world. Our service is accomplished by providing good quality solution that matches the specifications of our clients at competitive price. Our products will derive from trusted sources and arrive to our clients in time and well arranged manner, be creating the greatest benefits for our customers.
Whether your project is large or small, whether it needs one, several or all of our disciplines you will find our level of dedication to a quality result to be the same. We are looking forward to your sincere cooperation and participation.