| Model: | CAS NO:71-00-1 |
|---|---|
| Brand: | Friend |
| Origin: | Made In China |
| Category: | Chemicals / Food Additives |
| Label: | l-histidine , nutrition suplement |
| Price: |
US $69.2
/ kg
|
| Min. Order: | 500 kg |
| Last Online:05 Sep, 2016 |
Property: White crystals or crystalline powder, a characteristic odor, soluble in water, melting point 282℃, stable, incompatible with strong oxidizing agents. L-Histidine is an essential amino acid and one of the 23 proteinogenic amino acids.
Appearance: White crystals or crystalline powder
Cas No.: 71-00-1
EINECS No.: 200-745-3
Molecular Formula: C6H9N3O2
Molecular Weight: 155.16
Specification:
|
Items |
Standard |
|
Characteristics |
White crystalline powder,odorless |
|
State of solution |
≥98% |
|
PH value |
7.0-8.5 |
|
Specific rotation |
+12.0°- +12.6° |
|
Chloride |
≤0.02% |
|
Ammonium Salt |
≤0.02% |
|
Sulfate |
≤0.02% |
|
Loss on drying |
≤0.2% |
|
Residue on ignition |
≤0.1% |
|
Heavy metals |
≤10ppm |
|
Arsenic |
≤1ppm |
|
Iron |
≤10ppm |
|
Assay |
99.0%-101.0% |
Storage Condition: Keep in cool, dry, dark conditions, in sealed containers
Package: 25kg/drum
Application: used as pharmaceutical raw materials and food additive.
| Payment Terms: | T/T, L/C at sight, West Union |
|---|---|
