Ⅰ. Specifications:
Granule sizes: 4～5mm
Color: coffee
Ⅱ. Main Ingredients:
Tourmaline: 30%
Porcelain clay: 20%
High grade clay: 15～20%
Others: 30～35%
Ⅲ. Main Features:
Amount of generating negative ions: 400～500pc/s.cm3
Radiance of far infrared ray（the wavelength is 2～25μm）≥85%
PH of soaking water solution: 7.2～7.6
Insoluble, gradually releasing mineral substance
Ⅳ. Packing, Storage and Transportation
Plastic bag, 25kg/bag，or customized
Keep from raining, and avoid moisture. Stored in dry place.
Ⅴ. Instruction For Use:
Should wash with clean water for two times in the first, then can be directly used for treating drinking water.
Note: the highest using temperature is at 950℃
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