Description  Claims  Cited references 

JPS5615694B   [0002] 
CN1460671   [0003] 
CN1230399   [0004] 
CN1411722   [0005] 
CN1687433   [0006] 
US2434110A   [0010] 
US5034134A   [0010] 
US5334778A   [0010] 
US510036A   [0010] 
US20050069997A   [0012]  [0064]  [0065]  [0118]  [0124]  [0125] 
US5686276A   [0065]  [0065] 
US6358716B   [0065] 
US6136576A   [0065] 
US77211206   [0137] 

Cosmetic Ingredient Review Expert Panel (1994) Final Report on the Safety Assessment of Propylene Glycol and Polypropylene Glycols   [0014] 
Molecular Cloning: A Laboratory Manual   [0103] 
Experiments with Gene Fusions   [0103] 
Current Protocols in Molecular Biology   [0103] 
Manual of Methods for General Bacteriology   [0104] 
Biotechnology: A Textbook of Industrial Microbiology   [0104]