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US $ 30-45/kg
100 kg
US $ 5-17/kg
10 kg
US $ 600/Ton
1 Ton
US $ 60-89/kg
1 kg
US $ 15-50/kg
1,000 kg
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Find wholesale boron powder online from China boron powder wholesalers and dropshippers. We help you get high quality magnet and silicon carbide at bulk prices from m.made-in-china.com.