| Name: | L-Glutamine |
|---|---|
| CAS: | 1119-97-7 |
| MP: | 245-250 |
|
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| Melting point | 185 °C (dec.)(lit.) |
| alpha | 32.25 º (c=10, 2 N HCl) |
| Boiling point | 265.74°C (rough estimate) |
| density | 1.47 g/cm3 (20ºC) |
| FEMA | 3684 | L-GLUTAMINE |
| refractive index | 6.8 ° (C=4, H2O) |
| Fp | 185°C |
| storage temp. | −20°C |
| solubility | H2O: 25 mg/mL |
| pka | 2.17(at 25ºC) |
| form | solution |
| color | White |
| PH | 5.0-6.0 (25ºC, 0.1M in H2O) |
| optical activity | [α]20/D +33.0±1°, c = 5% in 5 M HCl |
| Water Solubility | Soluble in water, dimethyl sulfoxide and ethanol. Insoluble in methanol, ether, benzene, acetone, ethyl acetate and chloroform. |
Shandong Yifan Chemical Technology Co., Ltd was established in the year of 2010 with registered capital of 5 million. We are a professional manufacturer and supplier in the business scope of producing Surfactant (Water treatment materials) , High and low concentration of Quaternary ammonium salts, fine chemical,flavor and fragance etc in the Chinese market. We have most advanced equipment and mpst strict quality control system always guarantee our customers with best quality. We own R&D department and team. We also have the business of custom synthesis of various organic compounds as a supplement. Our goal is to survive by quality and develop by credit.
In the past ten years, our products have spread over more than 30 countries in the world, Europe, South America, North America,Southeast Asia and Africa. We work with friends all over the world to develop the best quality products, the most reasonable prices and effective safe transportation.
Q1: Are you a manufacturer?
Answer: Yes, we are factory founded on 2010.
Q2: How to contact with us?
Click the "Contact Supplier" And then send us message the product you interest in, you will get valid reply within TWO hours.
Q3:Which kind of payment terms do you accept?
For small order,you can pay by T/T,Western Union or Paypal,nomal order by T/T to our company account
Q4:Can you give me a discount price?
Sure,It depends on your qty.
Q5:How can i get a sample?
free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your
order in the future.
Q6: How to confirm the Product Quality before placing orders?
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the
samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q7:How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us,
we will send you free goods for replacement or refund your loss.
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