Silica Flour

RFQ Details

Dear Sir,
We need Silica Flour Material with the 4 different size.
a) 0 um to 100 um Average size (50 +- 10) micrometer;
b) 100 um to 200 um Average size (150 +- 10) micrometer;
c) 200 um to 300 um Average size (250 +- 10) micrometer;
d) 300 um to 400 um Average size (350 +- 10) micrometer;
Could you please send us the quotation of a price for these and samples for these sizes of Silica Flour if you have.