| INCI:Sodium benzoate,Potassium sorbate quality index: 
	
		
			| project | index |  
			| appearance | Light yellow to brown liquid |  
			| Active substance content,%    | 45.0~48.0 |  
			| relative density,20℃ | 1.100~1.250 |  
			| Refractive index,25℃ | 1.4360~1.4410 |  Antibacterial properties: 
	
		
			| Microbial name | (MIC)ppm |  
			| Pseudomonas aeruginosa | 5000 |  
			| Staphylococcus aureus   | 7500 |  
			| E. coli | 7500 |  
			| candida albicans | 6000 |  
			| Aspergillus   | 5000 |  |