Specification Sheet
Chemical Name: L-2-Amino-5-guanidinopentanoic acid~H-Arg-OH·HCl
Molecular Formula: C6H14N4O2·HCl
Molecular Weight: 210.66
Cas NO: [1119-34-2]
Characteristics: White cystalline powder.
Quality Standards: AJI92
|
Items |
Specifications |
|
Appearance |
White crystals or crystalline power |
|
Identification |
Positive |
|
Assay, % |
99.0~101.0 |
|
Transmittance，% |
≥98.0 |
|
Specific Rotation |
+22.1o~ +22.9o |
|
Loss on drying , % |
≤0.20 |
|
Residue on ignition, % |
≤0.1 |
|
pH value |
4.7~6.2 |
|
Chloride (as Cl）,% |
16.58~17.00 |
|
Sulfate (as SO4),% |
≤0.020 |
|
Heavy metals (as Pb), ppm |
≤10 |
|
Iron (Fe), ppm |
≤10 |
|
Ammonium (as NH4),% |
≤0.02 |
|
Organic volatile impurities |
Meets the requirements |
|
Other amino acids |
Meets the requirements |
|
