| Model: | 013 |
|---|---|
| Brand: | ZS |
| Origin: | Made In China |
| Category: | Chemicals / Fodder Additives |
| Label: | l-tryptophan , amino acid , feed additives |
| Price: |
-
|
| Min. Order: | - |
| Last Online:18 Sep, 2016 |
L-tryptophan feed grade amino acid
CAS NO.: 73-22-3
|
Items |
Specification |
|
Appearance |
white to light yellow crystal or crystal powder |
|
Specific Optical Rotation |
-29.0°~-33.0° |
|
Loss on drying |
≤0.5% |
|
Crude Ash |
≤0.5% |
|
Heavy metals(Pb) |
≤20 mg/kg |
|
Arsenic |
≤2mg/kg |
|
Assay |
≥98% |
| Payment Terms: | T/T,L/C |
|---|---|
