Dichloro - dimethyl hydantoin is white powder or granules containing 64. 45 % avail able chlorine.
二氯二甲基海因为含64. 45 %有效氯的白色粉末或颗粒。
The process of cyanide-free silver pulse electroplating is investigated in 5,5-dimethyl hydantoin(DMH) bath.
研究了5，5-二甲基乙内酰脲（DMH）无氰脉冲镀银工艺。
A composition and the method for sustaining the biocidal activity of chlorinated polystyrene hydantoin beads.
维持氯化聚苯乙烯乙内酰脲珠粒杀生物活性的组合物和方法。
The route which used hydantoin as the starting material showed lower costs and higher yield and is suitable for industrial-scale production.
以海因为起始原料的合成路线原料成本低，转化率高，更适合工业化生产。
Methods It was based on the quantification of valine hydantoin formed from the released carbamyl valine reside after acid hydrolysis of haemoglobin.
方法将血红蛋白经酸水解后，释放出氨甲酸缬氨酸，并进一步转化成缬氨酸乙内酰脲后进行定量分析。
Ingredients: Deionized Water, Propanediol, Acrylic Acid Polymer, N-Hexadecyltrimethylammonium Chloride, Pawpaw Extract, Melarrest l, DMDM Hydantoin, Essence.
产品成分：去离子水、丙二醇、丙烯酸聚合物、西曲氯铵、木瓜提取液、甘草提取液、DMDM乙内酰脲、香料。
In the first part, chemical synthesis, including by acraldehyde, malonic ester, ami no lactone and others were discussed and synthesis by hydantoin was emphasized.
第一部分讨论了DL-蛋氨酸及其衍生物的化学合成，包括丙烯醛法、丙二酸酯法，氨基内酯法等，并着重介绍了海因法。
Ingredients: Deionized Water, Propylene Glycol, Acrylic Acid Copolymer, N-Hexadecyltrimethylammonium Chloride, Papaya Extract, Alga Extract, DMDM Hydantoin, Essence.
产品成份：去离子水、丙二醇、丙烯酸聚合物、西曲氯铵、木瓜提取液、海藻提取液、DMDM乙内酰脲、香料。
The mutant enzyme showed its activity as 1.3 folds as the original recombinant enzyme with DL-hydantoin as the substrate, whilst as 2.4 times with Dp-hydroxyophenylhydantoin as the substrate.
进化酶催化底物海因水解的活性为亲本重组酶的1.3倍，催化底物对羟基苯海因水解的活性为亲本重组酶的2.4倍。
This paper use DMDM Hydantoin and Imidazolidinyl Urea as two examples, describe the characteristic of these preservatives, and the difficulties in determination of these preservatives in cosmetic.
本文以DMDM乙内酰脲和咪唑烷基脲为例，简述了此类防腐剂的性质特点及检测化妆品中此类防腐剂含量的困难。
This paper use DMDM Hydantoin and Imidazolidinyl Urea as two examples, describe the characteristic of these preservatives, and the difficulties in determination of these preservatives in cosmetic.
本文以DMDM乙内酰脲和咪唑烷基脲为例，简述了此类防腐剂的性质特点及检测化妆品中此类防腐剂含量的困难。
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