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海水中总溶解糖分析水样的保存方法
史 煣1, 徐鸣九1, 孙明昆1, 钱佐国1
山东海洋学院化学系
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THE SAMPLE PRESERVATION METHODS FOR THE DETERMINATION OF TOTAL DISSOLVED CARBOHYDRATES IN SEAWATER
Abstract:
In this paper, six methods of sample preservation for the determination of total dissolved carbohydrates in seawater have been compared. The method of freezing at - 20℃, addition of HgCl2 and acidification With H2SO4 has been found to be effective for sample preservation.
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