White Tourmaline Powder Product specific..
According to different uses and particle sizes, tourmaline powder mainly include..
A few days ago in Shandong, China, there is a customer who purchases negative io..
Electret is a kind of material which is made of nano tourmaline powder or partic..
In the medical field, anion has been re..
Fine 8000 mesh tourmaline powder, 10000 mesh tourmaline powder, 15000 mesh tourm..
Micro tourmaline powder can be used as electret material. Electrets are electrol..
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