| INCI:Caprylhydroxamic Acid、Ethylhexylglycerin、Propylene glycol quality index: 
	
		
			| project | index |  
			| appearance | Colorless Transparent Liquid |  
			| smell |   Slightly distinctive odor |  
			| relative density,20℃ | 1.040~1.080 |  
			| Refractive index,25℃ | 1.4100~1.4400 |  
			| pH | 3.0~7.0 |  Antibacterial properties: 
	
		
			| Microbial name | (MIC)ppm |  
			| Staphylococcus aureus | 1250 |  
			| E. coli | 2250 |  
			| Aspergillus | 1750 |  
			| Pseudomonas aeruginosa                   | 1750 |  
			| Pseudomonas putida           | 2250 |  
			| burkholderia cepacia | 200 |  
			| Candida albicans | 2500 |  |