| Model: | 556-50-3 |
|---|---|
| Brand: | tongsheng |
| Origin: | Made In China |
| Category: | Chemicals / Pharmaceutical Chemicals |
| Label: | 556-50-3 , Glycylglyine |
| Price: |
¥600
/ pc
|
| Min. Order: | 1 pc |
| Live Chat: | Last Online:24 Jul, 2019 |
|
Appearance |
White crystals or crystalline powder |
Conforms |
|
Specific rotation[α]20/D (C=8 in 6N HCl) |
+27.5to +29.5 Degree |
27.75Degree |
|
Chloride (Cl) |
Not more than 0.040% |
<0.04% |
|
Ammonium (NH4) |
Not more than 0.02% |
<0.02% |
|
Sulfate (SO4) |
Not more than 0.030% |
<0.03% |
|
Iron (Fe) |
Not more than 10ppm |
<10ppm |
|
Heavy metal(Pb) |
Not more than 10ppm |
<10ppm |
|
Arsenic(As2O3) |
Not more than 1ppm |
<1ppm |
|
Other Amino Acids |
Chromatographically Not detectable |
Conforms |
|
Loss on drying |
Not more than 11.4% |
1.5% |
|
Residue on ignition(sulfated) |
Not more than 0.20% |
0.1% |
|
Assay |
98.0% to 102% |
98.5% |
|
pH |
6.0 to 7.5 |
7.2 |
