- Min.Order :1 Kilogram
- Purity: 99%
- Payment Terms : L/C,T/T
Keywords
L-Asparagine L-Alpha-Alanine CAS:70-47-3
Quick Details
- Appearance:White powder
- Application:biochemical reagent
- PackAge:25kg/drum
- ProductionCapacity:2000|Metric Ton|Year
- Storage:Store in cool and dry place, away from sun light.
- Transportation:By sea or by air
Superiority:
|
Product name |
L-Asparagine |
|
Alias |
L-alanine-12C3; 2-Aminopropanoic Acid; H-Ala-OH; L-2-Aminopropionic acid; Ala; 2-Amino-Propionic Acid; Alanine; L-Alpha-Alanine |
|
CAS NO |
70-47-3 |
|
EINECS No. |
200-735-9 |
|
Molecular formula |
C4H10N2O33 |
|
Molecular weight |
134.1338 |
|
Structural formula |
|
|
Product description |
White orthorhombic crystal or crystalline powder, with a little sweet taste. Melting point is about 234℃. Soluble in water (3g/100L, 25℃), poorly soluble in ethyl alcohol and diethyl ether. |
|
Uses |
As biochemical reagent. |
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Details:
|
Item |
Standard |
Test Results |
|
|
Identification |
A.H-NMR:Comply with the structure |
Complies |
|
|
B.LC-MS:Comply with the structure |
Complies |
||
|
C.The IR spectrum of sample should be identical with that of reference standard; |
Complies |
||
|
D.HPLC-ESI-MS |
Complies |
||
|
The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay. |
|||
|
Heavy metals |
≤10 ppm |
<10ppm |
|
|
Water |
≤1.0% |
0.10% |
|
|
Sulphated ash |
≤0.5%, determined on 1.0 g. |
0.01% |
|
|
Related substances |
Unspecified impurities: for each impurity |
≤0.10% |
<0.10% |
|
Total Impurity |
≤0.5% |
0.18% |
|
|
Purity |
≥99.0% |
99.70% |
|
|
Assay |
99.0%~101.0% (anhydrous substance). |
99.80% |
|
|
Storage |
Preserve in well-closed, light-resistant and airtight containers. |
Complies |
|
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