Model: | - |
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Brand: | tongsheng |
Origin: | Made In China |
Category: | Chemicals / Organic Chemical Materials / Pharmaceutical Chemicals |
Label: | DL-Pyroglutamic acid , DL-Pyr-OH , 149-87-1 |
Price: |
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Min. Order: | - |
Last Online:03 Jun, 2024 |
Appearance |
White crystalline powder |
Melting Point(ºC) |
160.0 to 162.0ºC |
Chloride(C1) |
Not more than0.02% |
Ammonium(NH4) |
Not more than0.02% |
Sulfate(SO4) |
Not more than 0.02% |
Heavy metals(Pb) |
Not more than 10ppm |
Iron(Fe) |
Not more than 10ppm |
Arsenic(As2O3) |
Not more than 1ppm |
Loss on drying |
Not more than 0.50% |
Residue on ignition |
Not more than0.1% |
Assay |
99.0-101.0% |