Paper or plastic? New test has the answer

Researchers may have found a way to assess the paper content of powdered plastic waste during recycling procedures.

References:

Fischer, D., and E. Pigorsch. 1999. Determination of residual paper content in plastic waste for recycling processes by near-infrared diffuse reflectance spectroscopy. Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy. March. Orlando, Fla.

Sources:

Dieter Fischer
Institute of Polymer Research
PF 120411
D-01005 Dresden
Germany

From Science News, Vol. 155, No. 12, March 20, 1999, p. 187. Copyright © 1999, Science Service.

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