Ⅰ.Specifications: 4.5～5.5mm
Color: light yellow
Ⅱ.Main Ingredients:
Tourmaline: 50～60%
Porcelain clay: 10～18%
High grade clay: 15～20%
Others: about 10%
Ⅲ. Main Features:
Amount of generating negative ions: 1500～2000p/s.cm3
PH of soaking water solution: 7.2～7.8
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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