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L-Pyroglutamic acid/98-79-3
CAS NO.: 98-79-3
Molecular formula: C5H7NO3
Molecular weight: 129.11
EINECS NO.: 202-700-3
For food, medicine, cosmetics and other industries; organic synthesis intermediates, food additives
1.L-Pyroglutamic Acid is cardio protection; prevention of atherosclerosis
2.L-Pyroglutamic Acid is cancer prevention
3.L-Pyroglutamic Acid is prevention of tooth decay and gum disease
4.L-Pyroglutamic Acid is kidney function improvement
5.L-Pyroglutamic Acid anti-platelet aggregation to prevent blood clotting
6.L-Pyroglutamic Acid is liver protection
7.L-Pyroglutamic Acid is protection and restoration of immune system
8.L-Pyroglutamic Acid is inhibition of infectious pathogens
Specification of L-Pyroglutamic acid
|
Item |
Specifications |
Results |
|
Appearance |
Off-White crystalline powder |
Conforms |
|
Specific rotation(a)D20 (C=2,H20) |
-10.5°to -11.8° |
-11.6° |
|
Melting point (°C) |
158°C to 161°C |
159.5°C |
|
Chloride (C1) |
Not more than 0.02% |
0.01% |
|
Ammonium (NH4) |
Not more than 0.02% |
<0.02% |
|
Sulfate (SO4) |
Not more than 0.05% |
0.005% |
|
Heavy metals (Pb) |
Not more than 10ppm |
10ppm |
|
Iron(Fe) |
Not more than 20ppm |
8ppm |
|
Arsenic (As2O3) |
Not more than1ppm |
<1ppm |
|
Loss on drying |
Not more than 0.50% |
0.39% |
|
Residue on ignition |
Not more than 0.2% |
0.07% |
|
Assay |
98.0-101.0% |
99.3% |
|
Conclusion |
The results conforms with enterprise standards |
|
1. Any inquiries will be replied within 12 hours.
2. Dedication to quality, supply & service.
3. Strictly on selecting raw materials.
4. OEM/ODM Available.
5. Reasonable & competitive price, fast lead time.
6. Sample is available for your evaluation & Formulation development.
7. Faster delivery:Sample order in stock and 3-7 days for bulk production.
8. We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS. Or you also can choose your own shipping forwarder.
9. After-Sale Service:
(1) International Authorized Third-Party Test For The Products You Demand.
(2) 60 Days Warranty of quality of goods.
Qingdao Sigma Chemical Co.,Ltd is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.
The aim of Qingdao Sigma Chemical Co.,Ltd is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.
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