Description
Technical Parameters
Product Brief Introduction
Product name: L-Arginine
CAS：74-79-3
MF: C6H14N4O2
MW: 174.201
Product Specification
|
Item |
Specification |
|
Appearance |
White crystals or crystalline powder |
|
Identification |
IR: The infrared absorption spectrum of the sample complies with the reference standard. |
|
Specific Rotation[α]D20 |
+25.5°~+28.5° |
|
Loss on Drying |
≤ 0.5% |
|
Residue on Ignition |
≤ 0.1% |
|
Particle Size |
90% through 80mesh |
|
Sulfate (SO42-) |
≤ 0.03% |
|
Chloride (Cl-) |
≤ 0.02% |
|
Ammonium |
≤ 0.02% |
|
Related Substances |
Single impurity ≤ 0.2% |
|
Heavy Metal |
≤ 10ppm |
|
Lead |
≤ 1ppm |
|
Arsenic |
≤ 0.5ppm |
|
Cadmium |
≤ 0.5ppm |
|
Mercury |
≤ 0.1ppm |
|
Iron |
≤ 10ppm |
|
Total Plate Count |
≤ 1000cfu/g |
|
Yeasts&Molds |
≤ 100cfu/g |
|
E.coli |
Negative |
|
Salmonella |
Negative |
|
Assay |
98.5%-101.0% |
