Sodium Sulphide

                Sodium Sulphide

                H.S.CODE: 28301010
                CAS NO.: 1313-82-2
                Molecular formula: Na2S
                Property: flakes, yellow or red color, soluble in water, presenting strong alkaline solution, easily oxidized when exposed to air.
                Use: used in sulfur dyes, used as reductant, mordant, floatation agent, depilatory for leather, digestion auxiliary in paper-making, and used in textile, pigment and rubber too. 
                Packing: in 25kgs plastic woven bag or in 150kgs iron drum .
                Specification:

                Commodity of Goods Sodium Sulphide
                Appearance Thin flakes or solid,yellow or red
                Packing In 25kgs plastic woven bag or in 150kgs iron drum
                Item Standard
                Spec 5PPM 10PPM 15PPM 20PPM 30PPM
                Na2S 60% min 60% min 60% min 60% min 60% min
                Na2CO3 2.0% max 2.0% max 2.0% max 2.0% max 2.0% max
                Water insoluble 0.2% max 0.2% max 0.2% max 0.2% max 0.2% max
                Fe 0.0005% max 0.001% max 0.0015% max 0.002% max 0.003% max

                 

                Spec 50PPM 50PPM 80PPM 150PPM 150PPM
                Na2S 60% min 50% min 60% min 60% min 60% min
                Na2CO3 2.0% max 2.0% max 2.0% max 3.0% max 5.0% max
                Water insoluble 0.2% max 0.2% max 0.2% max 0.2% max 0.4% max
                Fe 0.005% max 0.005% max 0.008% max 0.015% max 0.15% max


                 

                    



                【Last】      【Next】      【Return】
                一本久久a久久精品,久久精品中文字幕亚洲一区,久久久久久久精品免费观看,99视频这里只有精品11,快速了解蜜桃色爱A片 人人九九精品视频 久久精品久久久久观看99水蜜桃 亚洲日本韩国欧美云霸高清 韩国电影办公室3高清 又黄又爽又刺激免费10分视频在线播放 99国产精品自在自线 bob亚洲色欲色欲www 欧美三级片网站 亚洲人成网站18禁止无码 一本色道久久88加勒比—综合 亚洲最新中文字幕