Please send us the best offer as requested below. CFR - Santos. Barium Carbonate - 01 FCL - please send TDS CALCINATED ALUMINUM 99% - 01 FCL - please send TDS ZIRCONIUM SILICATE (SPECIFICATIONS: MESH 325 AND MESH 500 - MINIMUM WARRANTY 56% TO 65% - IT IS A MINERAL PRODUCT AND THEREFORE I NEED TDS FOR BETTER ANALYSIS) - 01 FCL. Payment: 90 days. I'm waiting commentaries. My best regards.