插学生妹

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                工業級元明粉 Sodium sulfate anhydrous

                青衣▓江牌元明粉
                分子式:Na2So4
                分子量:142.04
                標準:GB6009-2014
                產品用途
                Ⅰ類:主要用◥於合成洗滌劑↘、印染、維尼綸等日化原料。
                Ⅱ類:主要↑用於玻璃、造紙、制革等工業原料。
                Ⅲ類:主要用於輸油管道∏防腐、金屬冶煉、表面處理、填充劑等工業◥原料。
                 
                Product name: Qingyijiang sodium sulfate
                Molecular formula: Na2So4
                Molecular weight: 142.04
                Standard:GB6009-2014
                 
                Uses
                I category: in compounding detergent, printing and dyeing, vinylon and other daily chemical materials.
                II category: it can be used in glass, paper, leather and other industrial materials.
                III category: in oil pipeline anticorrosion, metal smelting, surface treatment, filler, and other industrial materials.
                 

                質量指標 Specification


                類別
                Category
                國標
                National standard 
                企業內控责编洛洛標準
                Enterprise standard 
                2011年產品質量
                Product quality in 2017
                硫酸鈉(%)
                Sodium sulfate (%)
                ≥99.0 ≥99.2 99.28
                水不溶物(%)
                Water insoluble matter (%)
                ≤0.05 ≤0.05 0.02
                鈣鎂(%)(以Mg計)
                Calcium magnesium (%) (Mg)
                 
                ≤0.15 ≤0.05 0.02
                氯化物(%)
                Chloride (%)
                ≤0.35 ≤0.25 0.23
                鐵(%)
                Iron (%)
                ≤0.002 ≤0.001 0.0004
                水分(%)
                Moisture (%)
                ≤0.20 ≤0.05 0.03
                白度(度)
                Whiteness
                ≥82.0 ≥85.0 89.0