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关注:1
2013-05-23 12:21
求翻译:取本品约10mg,加水1mg溶解后,加盐酸溶液(9-100)2ml,在水浴中加热10分钟,加8%氢氧化钠溶液2ml与2%乙酰丙酮水溶液1ml,置水浴中加热5分钟,冷却后,加对二甲氨基苯甲醛试液1ml,即显樱桃红色是什么意思? 待解决
悬赏分:1
- 离问题结束还有
取本品约10mg,加水1mg溶解后,加盐酸溶液(9-100)2ml,在水浴中加热10分钟,加8%氢氧化钠溶液2ml与2%乙酰丙酮水溶液1ml,置水浴中加热5分钟,冷却后,加对二甲氨基苯甲醛试液1ml,即显樱桃红色
问题补充: |
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2013-05-23 12:21:38
Take this product is about 10mg, 1mg dissolved in water, add hydrochloric acid (9-100) 2ml, heated in a water bath for 10 minutes, plus 8% sodium hydroxide solution and 2ml of 2% acetyl acetone solution 1ml, home water bath 5 minutes After cooling, add the test solution of dimethylamino-benzaldehyde
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2013-05-23 12:23:18
This product from about 10 mg, 1mg dissolved after the addition of water, the hydrochloric acid solution ( 9) - 100 ml, 2 heated in water bath in 10 minutes, plus 8% and 2% sodium hydroxide solution 2 mL acetyl acetone aqueous solution 1 mL water bath, built-in cooling, heating, plus 5 minutes for 2
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2013-05-23 12:24:58
Takes this approximately 10mg, after adds water the 1mg dissolution, adds hydrochloric acid solution (9-100)2ml, heats up 10 minutes in the water bath, adds 8% caustic soda solution 2ml with 2% acetylacetone water-soluble fluid 1ml, sets at in the water bath to heat up 5 minutes, after cooling, adds
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2013-05-23 12:26:38
Take this product is about 10mg, 1mg and water dissolves, Add hydrochloric acid solution (9-100) 2ml, heat 10 minutes in a water bath, add 8% hydroxide aqueous solution of sodium 2ml and 2% of acetylacetone 1ml, placed in a water bath heated for 5 minutes, after cooling, add p-dimethyl formaldehyde
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2013-05-23 12:28:18
Take this product is about 10mg, 1mg dissolved in water, add hydrochloric acid (9-100) 2ml, heated in a water bath for 10 minutes, plus 8% sodium hydroxide solution and 2ml of 2% acetyl acetone solution 1ml, home water bath 5 minutes After cooling, add the test solution of dimethylamino-benzaldehyde
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