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US $ 4.5-7.5/kg
500 kg
US $ 10-100/kg
1 kg
1 g
1,000 kg
US $ 5-15/kg
1 kg
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Find wholesale phenylenediamine online from China phenylenediamine wholesalers and dropshippers. We help you get high quality benzene and sulfonic acid at bulk prices from m.made-in-china.com.