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In order to obtain pure material the normal salt was converted to the light yellow acid salt, by saturating dilute sulfuric acid at 65 ¡æ with the former, filtering, cooling, and adding a saturated ammonium nitrate solution. ΪÁ˵õ½´¿µÄÎïÖÊ£¬½«ÆÕͨµÄÑÎת»¯Îªµ»ÆÉ«µÄËáʽÑΣ¬·½·¨ÎªÊ¹ÓÃǰÕßÀ´±¥ºÍ65¶ÈµÄÏ¡ÁòËᣬ¹ýÂË£¬ÀäÈ´£¬²¢¼ÓÈë±¥ºÍÏõËáï§ÈÜÒº¡£ ×ÖÃæÉÏÊDZ¥ºÍÏ¡ÁòËáµÄÒâ˼°¡ ¹À¼ÆÊÇÑÎÔÚÏ¡ÁòËáÖÐÓÐÒ»¶¨Èܽâ¶È£¬¼ÓÈëºó£¬»áºÍÔÀ´µÄÑÎÆðÒ»¶¨·´Ó¦£¬ ÐγÉËáʽÑΡ£ |
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normal salt Ó¦¸Ã·Òë³ÉÕýÑΣ¬acid salt ΪËáʽÑÎ ÄãÕâÆªÊÇACSÓÃÓÚÖÆ±¸ÔÓ¶àËáµÄ£¬ËáʽÑÎÓëÕýÑÎÔÚÏ¡ÁòËá»òË®ÖеÄÈܽâ¶ÈÖв»Í¬£¬Òò´Ë¿ÉÒÔÏ໥ת»¯£¨ÔÚÁòËáµÄ¸¨ÖúÏ£©£¬ÎÄÖеÄÓ¢Óï¸Ð¾õÓеãÎÊÌ⣬´Ó»¯Ñ§×ª»¯¹ý³ÌÉϽ²¸Ð¾õÓ¦¸ÃÊÇ by saturating the former with dilute sulfuric acid at 65 ¡æ »òÐí˵µÄͨ ´ÓÔÎĵĽǶÈÀ´¿´£¬¿Ï¶¨²»ÊÇÏ¡ÁòËá±»±¥ºÍ¡£ |
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