laevulinic acid
        
        Molecular Structure:
 
        MDL:
MFCD00002796 
        Molecular Formula:
C5H8O3; CH3COCH2CH2COOH
        Molecular Weight:
	116.12
        Alias:
左旋糖酸,左旋酸,果糖酸,4-氧代-戊酸,4-酮正戊酸,3-酮-正戊酸
4-Oxopentanoic acid
4-Oxovaleric acid
3-Acetylpropionic Acid 
        Product order:
        
          
            | Name | Specifications | Packing | Price | Delivery | 
          
            | laevulinic acid | AR | 250g | RMB 187 | 现货 | 
          
            | laevulinic acid | AR | 1kg | RMB 638 | Consulting service | 
          
            | laevulinic acid | AR | 5Kg | RMB 2821.5 | Consulting service | 
          
            | laevulinic acid | AR | 50g | RMB 88 | Consulting service | 
        
         
        Character:
无色或、微带黄色液体或无色针状结晶。对光敏感。有吸湿性。在常压下蒸馏几乎不分解,长时间加热则失去水分子而成不饱和的γ-内酯。极易溶于水、醇和和醚,几乎不溶于脂肪族烃类。低毒,半数致死量(大鼠,经口)1850mg/kg。
密度:  1.13  
熔点:  29 °C  
沸点:  246 °C
折光率nD20:  1.4310  
闪点:  98 °C  
        Quality Standard:
Q/(HG)SJ 422-91
项目Item                    分析纯
                                      (AR)
含量(C5H8O3)Assay,%              ≥ 99.0
灼烧残渣Ignition residue,%          ≤ 0.05
氯化物(Cl)Chloride,%                ≤ 0.005
硫酸盐(SO4)Sulfate,%                ≤ 0.01  
水份water,%                         ≤ 0.7
重金属Heavy metals(Pb2+计),PPM      ≤ 20
铁Iron(以Fe3+计),PPM                ≤ 10 
        Storage:
	密封干燥保存。
		
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