The fabric made of coconut-charcoal was found that the negative ions content is more than 650pcs/cm3, the wave rate of F.I.R can be above 0.9.

 
  • 经抽纱制成布料后,经检测结果,负离子含量在650颗/cm3以上 远红外线放射波率在 0.;9以上。
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