When sodium dithionite is used, the effect is excellent.
用连二亚硫酸钠处理，效果显著。
The anaerobic decomposition rate of the sodium dithionite in alkaline aqueous solution is reported here.
本文研究了连二亚硫酸钠在碱性溶液中绝氧条件下的分解率。
The order of the anaerobic decomposition of the sodium dithionite in the alkaline solution is 1.5 order.
在碱性溶液中，连二亚硫酸钠的分解反应级数为1.5级。
The water - soluble Monascus yellow pigment was prepared from the Monascus red pigment and sodium dithionite in base solution.
红曲红色素与连二亚硫酸钠在碱性溶液中反应，制得水溶性红色素。
The results showed that sodium dithionite was effective in bleaching this kind of pulp and 7 points of ISO brightness gain were achieved under the optimum conditions.
结果表明，在经优化的实验条件下，保险粉漂白该浆种效果良好，可提高白度7%以上。
The results showed, in the presence of sodium hydroxide, 4-aminoazobenzene could react with fresh sodium dithionite solution, and broke the carbon - carbon double bond of 4-aminoazobenzene.
实验表明，在样品中加入氢氧化钠，样品中的4-氨基偶氮苯和新鲜配制的连二亚硫酸钠发生反应，使4 -氨基偶氮苯的碳碳双键断裂。
The results showed, in the presence of sodium hydroxide, 4-aminoazobenzene could react with fresh sodium dithionite solution, and broke the carbon - carbon double bond of 4-aminoazobenzene.
实验表明，在样品中加入氢氧化钠，样品中的4-氨基偶氮苯和新鲜配制的连二亚硫酸钠发生反应，使4 -氨基偶氮苯的碳碳双键断裂。
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