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- Paper, board and pulp tests. Determination of pH of aqueous extracts. 纸张、纸板和纸浆试验。水提取物pH值的测定。
- The pH of aqueous solution, concentration of D2EPHA and selection of dilutes affected the liquid-liquid phase equilibrium constant. 以二(2-乙基己基)磷酸为萃取剂,研究了水相平衡pH、萃取剂浓度和稀释剂的种类对分配系数的影响;
- The effects of pH of aqueous solution, reaction time, concentration of LK-C2 and phase ratio (O/A) on the extraction rate were investigated. 结果表明:采用LK-C2从废线路板酸性浸出液中可选择性萃取分离铜,铜/铁分离系数超过2 000,溶液中锌和锡几乎不被萃取;
- pH of aqueous extracts(hot extraction) 热-pH值
- Board and pulp? Determination of pH of aqueous extracts 纸、纸板和纸浆水抽提液pH的测定法
- Standard Guide for pH of Aqueous Solutions of Soaps and Detergents 肥皂和洗涤剂水溶液pH值的测试方法
- Test Method for pH of Aqueous Solutions with the Glass Electrode 用玻璃电极测量水溶液pH值的试验方法
- Pure water is neutral and has a PH of 7. 纯水是中性的,PH值是7。
- Plastics - Homopolymer and copolymer resins of vinyl chloride - Determination of pH of aqueous extract 塑料。氯乙烯的均聚物和共聚物树脂。水萃物的pH值测定
- pH of aqueous 房水pH值
- This precipitate dissolves in an excess of aqueous ammonia. 这个沉淀能溶解在过量的氨水中。
- The total particulate matter (TPM) on Cambridge pad was extracted with CO-2 free water and the pH value of aqueous extraction was measured by pH meter. 捕集在剑桥滤片上的卷烟主流烟气粒相物用去CO2 的蒸馏水提取 ,用精密 pH值计测量水提取液的 pH值。
- During an algal bloom the PH of the water can be as high as 10. 藻类水华期间,水的pH值可高达10。
- The CMC of aqueous solution of C9F17O(CH2CH2O)18H was 1.32 g/L. C9F17O(CH2CH2O)18H水溶液的临界胶束浓度为1.;32g/L。
- Several kinds of aqueous organo-metallic reactions are summarized. 综述了锌促进、促进等水相有机金属反应。
- Measure pH of the seawater by a pH meter. Measure salinity by a refractometer. 用酸碱度计量度水样本的酸碱值。用氯化钠折光仪量度样本的氯化钠含量。
- The effects of compounding time temperature and pH value on bone gelatin SDS(sodium dodecyl sulfate) system were characterized by measuring the surface activities of aqueous solution. 利用骨明胶 十二烷基硫酸钠 (SDS)复配体系 ,研究了时间、温度和pH值对复配体系表面活性的影响规律。
- How can I persuade you of my sincerity? 我如何能够让你相信我的诚意?
- There is a vein of melancholy in his character. 他的性格中有少许忧郁的气质。
- The detoxification of aqueous carbofuran and parathion-methyl by plasma with glow discharge at different pH condition, different temperature and under the catalyst of Fe2+ were studied. 研究了辉光放电等离子体在不同酸度、不同温度和催化剂存在时对水体中农药克百威、甲基对硫磷毒性的消除作用。