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產品(pin)簡述DESCRIPTION： 由高純(chun)度(du)..
產品簡述(shu)DESCRIPTION： 由..
由高純度硅灰石(shi)加工(gong)而成天(tian)然超細(xi)硅灰石(shi)石(shi)粉末(mo)，廣泛..
白(bai)色分散性粉末(mo)，可溶于苛性堿和(he)氫氟酸，不溶于其他..
由高純度方解石加工而成天然超細碳酸鈣粉(fen)末，廣(guang)泛用..
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