مناقصه پودر فروبار FER-O-BAR,FERRIC OXIDE(FE203),WEIGHTING MATERIALS FOR WATER & DIL BASE MUDS FER-O- BAR, FERRIC OXIDE (FE203) WEIGHTINGMATERIALS WET SCREEN FOR WATER & OIL BASE MUDS ANALYSIS: MAX. 3%, SPECIFIC GR. MIN: 4.7 GR/ML RESIDUE ON 200 MESH, 5-15% ON SIEVE 325 MESH ASTM, WATER SOLUBLE SOLIDS, MAX 0.1% WT. PH OF SUSPENSION BEFORE AND AFTER ROLL AT 180 DEG.F : MIN 6.5 . MAX 8 MAGNETIC ATTRACTION MAX. 5% WT. NOTE: MATERIAL SAFETY DATA SHEETS (MSDS) IS ESSENTIAL FOR TECHNICAL EVALUATION SOLUBLE ALKALINE EARTH METALAS: CALCIUM MAX 250 PPM ANALYSIS AT MINOR CASES: UNPURITY AS:AL.ZN.PB SLICAT & BARIUM SULPHATE MAX. 15% WT PURITY AS FE203 MIN. 85% WT. MANUFACTURE, TRADE MARK, (ORDER/MESC) NO., MSDS, WEIGHT INQUIRY/BATCH NO. PRODUCT/EXPIRY DATE TO BE MARKED ON BAGS REF. IRAN BARITE & DOREIN KASHAN CO. PACKED IN 5-PLY PAPER BAGS W/POLYETLENE LAYER FER-O-BAR, IN 1500 KG BIG-BAGS