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- The order of the pretreatmemt effectiveness is lignin-activating agent, chelating agent, xylanase and sulphuric acid. 预处理效果的大小顺序为：木素活化剂＞螯合剂＞木聚糖酶＞硫酸。
- The fluid is composed of filtrated saltwater, clay stabilizer HCS and chelating agent HTA. 研究了一种隐形酸完井液,该完井液由过滤海水或过滤盐水、粘土稳定剂HCS和隐形酸螯合剂HTA组成。
- ATMP can be used as chelating agent in woven and dyeing industries and as metal surface treatment agent. ATMP在纺织印染等行业用作金属离子螯合剂，也可用于金属表面处理剂等。
- Acetylacetone was introduced as a chelating agent to control polymerizingdegree of the metal organic molecule group line. 乙酰丙酮螯合剂的引入能控制金属有机分子的聚合度。
- A degradation product of penicillin,C5H11NO2S,that is used as a chelating agent and in the treatment of rheumatoid arthritis and copper poisoning. 青霉胺一种作为螯合剂用于治疗类风湿关节炎和铜中毒的青霉素的分解产物，
- A degradation product of penicillin, C5H11NO2S, that is used as a chelating agent and in the treatment of rheumatoid arthritis and copper poisoning. 青霉胺一种作为螯合剂用于治疗类风湿关节炎和铜中毒的青霉素的分解产物，C5H11NO2S
- EDTA Ethylenediamine tetra-acetic acid, a compound that acts as a chelating agent, reversibly binding iron, magnesium, and other positive ions. 学名为乙二胺四乙酸，是一种具有螯合作用的化合物，能够可逆地结合铁离子、镁离子以及其他正离子。
- The result indicated:(1) ZnFe2O4 thin films were successfully fabricated by sol-gel method, with citric acid and acetylacetone as chelating agent. 结果表明：（1）分别采用柠檬酸和乙酰丙酮作为络合剂，用溶胶－凝胶法都能成功的合成ZnFe2O4薄膜。
- The modified nat-ural macromolecular chelating agent including starch and fiber, are stable, effective, and less toxic, with lowcost and wide source. 改性天然高分子螯合剂其原料淀粉和纤维素是一种来源既便宜又广泛的天然高分子,经改性后的产品对捕集重金属离子具有低成本、高效、低毒的优势。
- In this technology, the chelating agent 1530 and hydrochloric acid (peptizing agent) were used in preparing the high stable alumina sol. 实验筛选出盐酸胶溶剂以及合适的1530螯合剂，制备获得了稳定的氧化铝溶胶。
- The present invention uses a kind of thiamine disulfide chelating agent to form precipitated chealate with the heavy metallic ions in waste water. 发明是关于一种利用二硫胺基类螯合剂处理废水中重金属的方法，详细地讲是利用一种二硫胺基类螯合剂与废水中的各种重金属离子形成螯合物沉淀而去除。
- FA/O,a new kind of chelating agent was studied in RCA cleaning solutions,which has 13 chelating rings and is free of sodium,stable and easily soluble. 螯合剂是一种具有13个螯合环的新型螯合剂,不含钠离子,并且易溶于水,稳定性好。
- Determination of molybdenum in both Ni-Mo alloy deposit and plating solution using DTPA as chelating agent was described with high accurate results. 介绍了以DTPA为螯合剂，采用螯合滴定法测定镍钼合金镀层和镀液中的钼含量。结果表明，该方法准确度高，具有实用价值。
- Chelating agents can be used to remove toxic metal ions from soil or water. 螯合剂可以用来从土壤或水中清除有毒的金属离子。
- The results show, compared with sample without chelating agent,toxicity of leachate of the cement waste forms reduces by 66 4%, and far lower than 1 5 mg/L. 结果表明 ,添加高分子螯合剂后的固化体的浸出毒性降低 6 6 4%25 ,远远小于国家标准的1 5mg/L ;
- Nanometer LiMn_2O_4 powders were synthesized by sol-gel method using citric acid as chelating agent, which take nitrate and acetate as main raw materials respectively. 本文以硝酸盐和醋酸盐为原料,采用柠檬酸络合法制备了正尖晶石结构LiMn_2O_4 纳米粉体;
- The disadvantages of traditional chelating agent sodium tripolyphosphate (STPP) from the point of view of ecosystem equilibrium and enviromental protection are analysed. 从生态平衡和环境保护角度出发,分析了传统螯合剂STPP的弊端。
- DTPMPA can also be used as peroxide stabilizer, chelating agent in woven &dyeing industry, pigment dispersant, microelement’s carrying agent in fertilizer and concrete modifier. 可用作过氧化物稳定剂、纺织印染用螯合剂、颜料的分散剂、氧脱木素稳定剂、化肥中微量元素携带剂、混凝土添加剂。
- The PMN-PT relaxor ferroelectric thin films were prepared,using inorganic salt as raw material,citric acid and EDTA as complex chelating agent,ethandiol as solvent. 以无机盐为原料,柠檬酸和EDTA为复合螯合剂,乙二醇为溶剂制备PMN-PT弛豫铁电薄膜,研究了复合金属有机盐前驱物的性质对薄膜结构和成膜质量的影响。
- Methods Antioxidant,metal ion chelating agent and the mixture of the two were added to the lotion respectively,and the color of compound salicylic acid lotion was observed. 方法以外观色泽为指标,考察单独加入抗氧剂或金属离子络合剂及其联合应用对制剂外观质量的影响。
