Polymer	Concentration	Additive	Impurity(percent)	C5	C6	C7	C8
A	0.01	2	1				
B	0.01	2	1				
B	0.01	2	1.2				
A	0.04	2	0.2				
B	0.04	2	0.5				
A	0.01	12	0.9				
A	0.01	12	0.7				
B	0.01	12	1.1				
A	0.04	12	0.2				
A	0.04	12	0.3				
B	0.04	12	0.5