"

亚博真人娱乐App拥有全球最顶尖的原生APP,每天为您提供千场精彩体育赛事,亚博真人娱乐App更有真人、彩票、电子老虎机、真人电子竞技游戏等多种娱乐方式选择,亚博真人娱乐App让您尽享娱乐、赛事投注等,且无后顾之忧!

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        "
        产品与服务
        电石

              产品性能:白色晶体,工业品为灰黑色块状物,断面为紫色或灰色。遇水立即发生激烈反应,生成乙炔,并放出热量。
              产品用途:有机合成、氧炔焊接、化工原料、铸造等行业。
              产品标准:国家标准GB 10665-2004


        项  目

        指标

        发气量(20℃、101.3kPa)(L/Kg)     ≥

        优等品

        一等品

        合格品

        乙炔中磷化氢的体积分数/%                   ≤

        300

        280

        260

        乙炔中硫化氢的体积分数/%                   ≤

        0.06

        0.08

        粒度(5-80mm)的质量分数/%            ≥

        85

        筛下物(2.5mm以下的质量分数)/%     ≤

        5

        a圆括号中的粒度范围可由供需双方协商确定


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        2018-04-26
        盐酸
        亚博真人娱乐App
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