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我公司可以生产加工净水机用硒颗粒颗粒。以及硒土壤改良剂。硒含量在0.02%-3%左右。规格有0-1厘米 1-3厘米 3-5厘米。10-20目 20-40目 40-60目 100目 200目 325目 400目。包装可以根据客户要求。20公斤 25公斤 40公斤 50公斤 吨包装。如果是出口,可以代办出关手续。
selenium ores 硒矿和硒矿石
Selenium mineral powder 硒矿粉
Selenium mineral water purification system 净水系统硒矿粉
Selenium mineral water purification system 净水系统硒矿石
Selenium mineral particles 硒矿石颗粒
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