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DL-Pyroglutamic acid CAS NO.149-87-1
- FOB Price: USD: 1.00-1.00 /Metric Ton Get Latest Price
- Min.Order: 1 Kilogram
- Payment Terms: L/C,T/T
- Available Specifications:
99%(1-5)Metric Ton99%(5-20)Metric Ton
- Product Details
Keywords
- DL-Pyroglutamic acid
- DL-2-Pyrrolidone-5-Carboxylic Acid
- CAS:149-87-1
Quick Details
- ProName: DL-Pyroglutamic acid
- CasNo: 149-87-1
- Molecular Formula: C5H7NO3
- Appearance: white crystal or crystal powder
- Application: Biochemicals & Biotech products
- DeliveryTime: Within 2 weeks after order confirmatio...
- PackAge: 25kg/drum
- Port: Qingdao Port
- ProductionCapacity: 2000 Metric Ton/Year
- Purity: 99%
- Storage: Store in cool and dry place, away from...
- Transportation: By sea or by air
- LimitNum: 1 Kilogram
- CAS: 149-87-1
Superiority
Chemical Name: DL-Pyroglutamic acid; DL-2-Pyrrolidone-5-carboxylic acid;
English Name:DL-Pyroglutamic acid; DL-2-Pyrrolidone-5-carboxylic acid; DL-5-Oxo-2-pyrrolidinecarboxylic acid;
Molecular Formula:C5H7NO3;
Molecular Weight:129.11;
Products Content:99.1%;
Standard:USP/FCC/EP;
CAS:149-87-1;
EINECS:205-748-3;
Product Property:White crystal or crystal powder
Details
| Property | Standard |
| Appearance | White crystal |
| Rotary rate [α]D20 (C=5H2O) |
-0.3º to 0.3º |
| Light penetrating rate | No less than 98.0% |
| Melting Point (ºC) | 160.0 ~ 162.0 ºC |
| Chlorids (C1) | No more than 0.02% |
| Amonnium salt (NH4) | No more than 0.02% |
| Sulphur salts (SO4) | No more than 0.02% |
| Heavy Metal (Pb) | No more than 10ppm |
| Iron (Fe) | No more than 10ppm |
| Arsenic salt (As2O3) | No more than 1 PPm |
| Drying Loss | No more than 0.50% |
| Burning residues | No more than 0.2% |
| Purity | 99.0-101.0% |