buy Ball Pen

We are in needwith 300-500 ton of soda ash dense per month
from china to supply for some ourcustomer of produce
glass factories annually with specification as follows:
Soda Ash Dense
SodiumCarbonate (Na2CO3) :99.3% min
Chloride(NaCl)  : 0.59% max
Iron(Fe) : 0.0020% max             
Water Insolubles  : 0.03% max
Bulk Density(g/ml)   : 0.97
Particle Size. Using InternationalStandard Sieves:
>1190 microns 10%max
<105  microns  5% max
Pls qoute us bestprice CIF hai phong port, vietnam
with all trading terms and sample
We look forward tohearing from you soon for order