purity的例句（purity在句子中的用法）

• Deoxygenate was used to remove the remanent oxygen from gas for supplying the high purity gas. 脱氧剂用于脱除气体中的微量氧气以提供含氧量极微的高纯气体.
• Objective : To purify rabbit hepatic chalone HC , and investigate its biological activity, purity and molecular weight. 目的: 制备家兔肝抑素纯品, 检测其生物活性 、 纯度和相对分子质量.
• Menstruum crystal is widely used in cephalosporin production in view of its stability and high purity. 溶媒结晶由于其稳定性和纯度高被广泛用于头孢菌素生产中.
• Differential scanning calorimetry ( DSC ) determination of purity of chlorotoluron. 研究了用差示扫描量热法(DSC ) 测定绿麦隆的纯度.
• Underneath his goofball braggadocio lies a kind of purity ( David Ansen ) 在他笨拙的自夸里蕴含着一丝纯洁 ( 戴维安森 )
• Then they can be further recrystallized to biphenyl with a purity of over 99.9 %. 进一步用溶剂结晶法去除了联苯中的杂质,获得99.9%以上联苯.
• Objective: This HPLC method is to determinate the purity of benzo - macrocyclotetraamide NaFe. 目的: 采用高效液相色谱法测定苯并大环四酰胺钠铁的纯度.
• A beneficiation process is used to increase the purity to 95 % or more. 可采用富集方法将纯度提高到95%或更高.
• Conclusion: The preparation process to extract and purity total anthraquinone was feasible. 结论: 该实验所确定的提取及纯化工艺对大黄总蒽醌的富集是切实可行的.
• High purity amygdalin apricot kernel by the process of enzyme destruction, defatting, solvents extraction and recrystallization. 苦杏仁经灭酶 、 脱脂 、 萃取、重结晶,制得高纯苦杏仁苷.
• The purity of ALA after purification is up to 90 %. 纯化的ALA纯度达到90%.
• N - acryloyl morpholine was synthesized from acryloyl chloride and morpholine and the purity of product was 99.5 %. 以丙烯酸、三氯化磷为原料合成丙烯酰氯,再与吗啉酰基化生成N - 丙烯酰吗啉.产品纯度99.5%以上.
• ABS piping is normally used in High Purity DI Water System. ABS配管通常使用于高纯度的DI水系统.
• Human life weighed more with him than purity of policy... 人类生命对他而言比政策的纯洁性更重要。