1. Product name:L-Arginine Malate(1:1)
Molecular formula:C10H20N4O7
Structural formula:
Specification:
|
Item
|
Specification
|
|
Appearance
|
White crystalline powder
|
|
Assay (%)
|
≥ 98.0
|
|
L-Arginine (%)
|
55.5 ～ 57.5
|
|
Malate acid (%)
|
42.5 ～ 44.5
|
|
Specific rotation ( °)[α]D20
|
+15.5 ± 1.0 (c=8, 6moLHCl)
|
|
Loss on Drying (%)
|
≤ 1.0
|
|
Residue on ignition (%)
|
≤ 0.1
|
2. Product name:L-Arginine Malate(2:1)
Molecular formula:C16H34N8O9
Structural formula:
Specification:
|
Item
|
Specification
|
|
Appearance
|
White crystalline powder
|
|
Assay (%)
|
≥ 98.0
|
|
L-Arginine (%)
|
71.0 ～ 73.0
|
|
Malate acid (%)
|
27.0 ～ 29.0
|
|
Specific rotation ( °)[α]D20
|
+19.0 ± 1.0 (c=8, 6moLHCl)
|
|
Loss on Drying (%)
|
≤ 1.0
|
|
Residue on ignition (%)
|
≤ 0.1
|
|
Heavy Metals(as Pb) (ppm)
|
≤ 10
|
|
As(ppm)
|
≤ 2
|
>>Alphabetical order
