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- halogen acyl iodide 卤代酰碘
- acyl iodide 酰碘
- An acyl derivative of hydrazine. 酰肼一种由肼衍生而来的酰
- It was a compound called silver iodide. 那是一种叫做碘化银的化合物。
- An example of the acyl group is the acetyl group. 乙酰基是酰基的一个例子。
- Tannase is an acyl hydrolase of tannin. 单宁酶是水解单宁酯键的酶,用途广泛,具有重要的商业价值。
- There was the trouble.The silver iodide he had used was not pure. 问题找到了,他所用的碘化银不纯。
- Methods:EFTA is synthesized from EATA by one step:acyl. 方法:以2-氨基-噻唑基-4-乙酸乙酯(EATA)为原料;经氨基甲酰化反应得到 EFTA.
- Guide for the use of potassium iodide in accident of radioiodine contamination. 放射性碘污染事故时碘化钾的使用导则。
- Clouds are sometimes seeded with silver iodide to induce precipitation. 人们有时在云里播撒碘化银,以诱使降雨。
- Ingredients: Gelatin, potassium bromide, potassium iodide, and silver nitrate. 成份:凝胶(明胶),溴化钾,碘化钾,硝酸银
- Weekly testing for ammonia, nitrite, nitrate, turbidity, iodide, and strontium. 每周测试氨氮,亚硝酸盐,硝酸盐氮,浊度,碘,锶。
- Use:Used as an analytical reagent,to prepare iodide,and in photograving. 用途:用作分析试剂。用于照相印版、碘化物的制备。
- The migration of iodide ion between layers is controlled by barrier interlayers. 碘离子在层间的扩散作用可以用隔层加以控制。
- Use of ammonia gas: fertilizer and various ammonia containing compound, various amidogen, acyl and other ammonia containing testing agents (explosives) etc. 氨气用途:化肥和各种含氨化合物。各种胺基、酰基、硝酸和各种含氨制试剂(炸药)等。
- The filtrates were treated with a solution of 3.0 grams of sodium iodide in a small amount of water. 滤液用少量水中溶有3克碘化钠的溶液处理。
- The acyl chloride product was fluorinated by potassium fluoride and esterified by methanol to synthesize dimethyl tetrafluoroterephthalate. 以氟化钾为氟化剂,环丁砜为溶剂置换氟化,再与甲醇酯化得到四氟对苯二甲酸甲酯;
- In the intestine, free iodine or iodate undergoes reduction to iodide before absorption. 在肠内被吸收以前游离碘或碘酸盐还原成碘化物。
- Structure 4 is the reaction intermediate for H2C=C(OH)Na to serve as acyl anion equivalent. H_2C=C(OH)Na具有双重反应性;结构4是发生亲核反应的中间体;发生类卡宾反应时经过类似构型2的中间状态.
- There is an additional advantage in using iodide ion in the developer; namely, increased stability of the process. 在显影液中采用碘离子可增加本方法的标定性。