Purchase Qty. Reference FOB Price
20-499 Boxes US$25.00
500-999 Boxes US$22.00
1,000+ Boxes US$20.00
Product Description
Product Description HOLLOW QUARTZ BALLS Bio Filter Media Balls Quartz mineral ball could culture nitrifying bacteria to improve water quality. the micropore of ball iteself has the habitat for nitrifying bacteria. Quartz ball has strong adsorption, it adsorp the pigment, bacteria, harmful ...