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Product Details
L-Pyroglutamic Acid
| Packing: | Barrel |
|---|---|
| Model NO.: | 25kg/barrel |
| Productivity: | 10000kg/Month |
| Unit Price: | Negotiable |
| Shipment Terms: | FOB |
| Payment Terms: | L/C,T/T |
| Price Valid Time: | From Apr 20,2012 To Apr 19,2013 |
| Trademark: | Baishixing |
| Origin: | China |
| CAS #: | 98-79-3 |
| Export Markets: | North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe |
Product Description
L-Pyroglutamic acid
CAS No: 98-79-3
White or off-white crystals or crystalline powder, dissolves in water, alcohol, acetone, glacial acetic acid, very slightly soluble in acetic ether, practically insoluble in ether.
| Name of product | L-Pyroglutamic acid | Quality Specification | Manufacturer’ s standard | ||
| Item | Standard | Analysis result | Item | Standard | Analysis result |
| Specific rotation |
-10.5° — — -11.9° |
-11.4° | Transmittance | ||
| Assay | 98.5 — — 100.5% | 99.2% | Sulphate ( SO4 2- ) | ≤ 0.02% | < 0.02% |
| Ammonium ( NH4 + ) | Iron(Fe) | ≤ 10ppm | 8ppm | ||
| Heavy metal(Pb) | ≤ 10ppm | 8ppm | Arsenic | ≤ 1ppm | < 1ppm |
| Residue on ignition | ≤ 0.1% | < 0.02% | Loss on drying | ≤ 1.0% | 0.6% |
| Melting point | +160 — — +162 º C | 162 º C | Chloride(CL) | ≤ 0.10% | < 0.05% |
| Conclusion | Eligible | Remark | |||
| Inspector | Tangfengqiong | Manager | Wanggang | ||
| Inspected company | Chengdu Baishixing Science and Technology Industry Co., Ltd | ||||
