Product Description
English name: DL-Pyroglutamic acid; DL-2-Pyrrolidone-5-carboxylic acid; DL-5-Oxo-2-pyrrolidinecarboxylic acid;
Molecular Formula: C5H7NO3;
Molecular Weight: 129.11;
Purity: 99.1%;
Product standard: AJI92;
Appearance: White crystal or white crystalline powder;
CAS: 149-87-1;
EINECS: 205-748-3;
Manufacuture: HONGYA YAXING BIOTECHNOLOGY Co., Ltd;
Main Function: Pharmaceutical intermediates.
Product Name: L-Pyroglutamic acid Batch No.:140626
Manufacture Date:2014.06.26. Quantity:2000KG
Expiry Date:2016.06.26. |
|
Appearance |
White Crystal |
White Crystal |
|
Specific rotation(a)D20 |
-11.0º to -12.0º |
-11.35º |
|
Transmittance |
≥98.0% |
98.5% |
|
Melting Point |
159ºC ~162 ºC |
159ºC |
|
Chloride(C1) |
≤0.02% |
<0.02% |
|
Ammonium(NH4) |
≤0.02% |
<0.02% |
|
Sulfate(SO4) |
≤0.02% |
<0.02% |
|
Heavy metals(Pb) |
≤10ppm |
<10ppm |
|
Iron(Fe) |
≤10ppm |
<10ppm |
|
Arsenic(As2O3) |
≤1ppm |
<1ppm |
|
Loss on drying |
≤0.50% |
0.26% |
|
Residue on ignition |
≤0.1% |
0.065% |
Assay |
99.0%~101.0% |
99.2% |
|
Conclusion:The product complies to the AJI92 Standard. |
Hubei Yuancheng Saichuang Technology Co., Ltd. is a comprehensive and high-tech enterprise specialize in Steroids Raw materials, Steroids injectable liquids, peptide, chemical synthetic drug, pharmaceutical intermediates, chemical antisepsis, flavor & essence, and food additive, integrating R&D, manufacturing, operating and marketing into an organic whole. The company is located in Xiaogan city, nearby national highways of No. 107, marched with Wuhan city.
Our factory covers an area of 33500 square meters, with clean environment and nice layout. There are several large-sized, medium-sized workshops and QA and research center with advanced equipments
At present, our main products are Anabolic series, cinnamate series, L-carnitine, Melatonin, collagen and so on. Our products reach the advanced standard of domestic market, many of which reach the international standard, pass Kocher certificate and ISO9001.
Our Staff will pursue high quality and perfect brand with untiring efforts, and inherit company spirit on " energy-saving, factual, enterprising, innovative ", follow the company management theory of "lives, services or soul of quality ", with the first-class products and high-quality service to meet market' S demands.
