L-Pyroglutamic acid L-Pyroglutamic acid
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| 0 Metric Ton |
Negotiable |
- Min.Order :0 Metric Ton
- Purity: 99.8%
- Payment Terms : L/C,T/T,
Keywords
L-Pyroglutamic acid L-Pyroglutamic acid L-Pyroglutamic acid
Quick Details
- Appearance:
- Application:pharmaceutical intermediates,biochemic
- PackAge:
- ProductionCapacity:|Metric Ton|Day
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Superiority:
Details:
1.Doing amino acid for 13 years .The stable process and advanced technology can provide high quality product
2.we can offer you very Competitve price
3.Good after-sale service
|
Test Item |
Specification |
Test Result |
|
Appearance |
White to off-white powder |
White powder |
|
Specific rotation |
-10.5°～ -12.3° |
-11.64° |
|
Transmittance |
≥98.0% |
99.2% |
|
Chloride(Cl) |
≤0.02% |
<0.02% |
|
Ammonium(NH4+) |
≤0.02% |
<0.02% |
|
Sulphate(SO42-) |
≤0.02% |
<0.02% |
|
Iron(Fe) |
≤10ppm |
<10ppm |
|
Residue on ignition |
≤0.10% |
0.05% |
|
Heavy metal(Pb) |
≤10ppm |
<10ppm |
|
Arsenic |
≤1ppm |
<1ppm |
|
Water(by KF) |
≤1.0% |
0.37% |
|
Assay |
98.5~100.5% |
99.59% |
|
Melting point |
159~162℃ |
160-161℃ |
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