We are offering talc powder. Specifications1.sio2 content:61% 2.size: 325mesh 3.used in medical industry 4.whiteness:90% 5.25kg packing pharmaceutical grade talc powder:sio2: 61%whiteness:90%fineness:325mesh composition cotent:chemical composition datawhiteness 90%dust, mm2/g 0.4-1caco3 1%-4%acid-soluble iron 0.2-0.5ph 7-9moisture 0.30%l.o.i. (800oc) 6%-22%abrasion degree 80-100sio2 60%mgo 31%fe2o3 0.3%cao 0.5%al2o3 0.2%density (g/cm3) 2.6-2.8oil absorption capacity 35%pass rate(45m) 98%
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