Talc powder

We are offering talc powder.
1.molecular formula: h2mg3o12si4 2.size: 200-5000mesh 3.used in all industries 4.whiteness:78% to 92% 5.25kg packing
the superior materials for paper-making, plastics, paint, ceramics, cable, rubber, pharmaceutical and chemical industries.
Chemical composition data
whiteness � 78-92%
dust, mm2g� 0.4-1
caco3 � 1%-4%
acid-soluble iron 0.2-0.5
ph 7-9.5
moisture � 0.50%
l.o.i. (800oc)� 6%-22%
abrasion degree 80-100
sio2 35-62%
mgo 25-32%
fe2o3 �0.1%
cao �0.5%
al2o3 �0.2%
density (gcm3) 2.6-2.8
oil absorption capacity 20.0-50.0
pass rate(45î¼m) â�¥ 98%