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 |
| Producer, Manufacturer,
Supplier of |
| L-Arginine |
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| GRR
Code : |
0354 |
|
| CAS No : |
74-79-3 |
| CI No : |
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| Molecular Formula
: |
C6H14N4O2 |
| Molecular Weight
: |
174.2 |
| Description
: |
White crystalline powder · Soluble in mineral acids and alkalis · Solubility in water at 20 ºC 150 g/l · M. P.: 244 ºC dec. ·
APPLICATIONS: Analytical reagent
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| Website : |
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| Synonyms : |
(2S)-Amino-5-Guanidinovaleric Acid, (S)-(+)-Arginine, C6H14N4O2 |
| Specifications
: |
| Specifications |
|
| Minimum assay (Perchl. Ac.) |
99,0 % |
| Identity |
IR p/t. |
| T.L.C |
p/t. |
| Specific rotat.[a]20/D c=8 (in HCl 6 mol/l) |
+26,3 to+27,6° |
MAXIMUM LIMIT OF IMPURITIES |
|
| Insoluble matter in H2O |
0,05 % |
| Loss on drying at 105°C |
0,5 % |
| Residue on ignition (as SO4) |
0,05 % |
| ABS at l260 nm 0,5 mol/l sol. in water. |
0,2 |
| ABS at l280 nm 0,5 mol/l sol. in water. |
0,1 |
| Chloride (Cl) |
0,005 % |
| Sulphate (SO4) |
0,01 % |
| Heavy metals (as Pb) |
0,001 % |
| As |
0,0003 % |
| Ca |
0,005 % |
| Cd |
0,0005 % |
| Co |
0,0005 % |
| Cr |
0,0005 % |
| Cu |
0,0005 % |
| Fe |
0,0005 % |
| K |
0,005 % |
| Mg |
0,005 % |
| Mn |
0,0005 % |
| Na |
0,005 % |
| Ni |
0,0005 % |
| Pb |
0,0005 % |
| Zn |
0,0005 % |
HAZARDOUS: RTECS: CF 1934200 ·
 |
R: 36
S: 26 | |
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Weight |
Description |
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| GRR
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