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	 Plastic Easy identification 
 
 
	 Identification of plastics generally require a variety of instruments, such as infrared photometer, chromatography, and the like. At that time…
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            Time:2015.12.30
             
	 Synthetic resin grades table 
 
 
	 
		 
			 
				 Code 
			 
			 
				 English 
			 
		 
		 
			 
				 ABS 
			 
			 
				 acrylonituile-butadiene-sty uene copoly…
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            Time:2015.12.30
             
	 Silk screen printing ink color 
 
 
	 5) viewing conditions: color should be observed in standard light observed inside the photometer measured by spectral color spectral curves…
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