HELLO DEAR we are company in Iran that active in import minerals and we looking for zirconium silicate 5 micron for using in glaze sanitary and tiles porcelain with BEST opacity and ZRO2 63.5% AND SIO2 33 and they are usually from India please me on WhatsApQuantity:50-BagFrequency: MonthlyPayment Methods' T,L CRegards,ARMAN ZARIN ARMAN ZARIN PASARGAD