溶解性的
- 与 溶解性的 相关的网络例句 [注:此内容来源于网络,仅供参考]
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In order to cutting down the cost, flocculation of recombined Erwinia carotovora-Eccl3B cell from broth, influence of temperature, pH and oxidants on the separation of PHB were studied; and the method which measure the molecular weight of PHB by intrinsic viscosity was also studied; furthermore, a phenomenon was found that insolubility of PHB in chloroform can be changed by pretreated at over 120℃ for the fist time, and the mechanism of this phenomenon was explored.
为了降低成本,提高生产效率,本文针对发酵法生产PHB过程中存在的,发酵液难以分离沉淀,非有机溶剂提取PHB时分子量严重降低等问题,进行了发酵液的絮凝,及温度、pH、氧化剂对提取PHB影响的研究。并对粘度法测定PHB分子量的方法进行了研究,同时,对于研究过程中发现的,加热后PHB在三氯甲烷中的溶解性变化及其原因进行了探索。
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Carbowax of matrical suppository can dissolve in water and various organic solvents, having superior lubricity and thermostability, having no toxicity and stimulation. The electrolysis has no influence on it dissolved in water. As a excipient , it has a protection to the interferon albumen.
本处方系参照《药剂学》中的配方而设计的,栓剂基质聚乙二醇能溶于水和多种有机溶剂,有优越的润滑性及热稳定性,几乎没有毒性和刺激性,对水的溶解性不受电解的影响,用做赋形剂,对干扰素蛋白有保护作用。
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The first, selecting Mannitol of polyhydric and Dextran ofpolysaccharide as subsidiary material, In accordance with differentusing quantities, making up eight recipes, freeze-drying test is madewith eight recipes differently. By adjusting recipe, to select themethod of two factors three levels. The best recipe determined is thatof Mannitol(160mg/bottle) and Dextran(40mg/bottle), Solving theproblem of description、moisture(≤1.5%)、solution(≤6s)、stability(95.0~110.0%) etc., The quality of preparation has beenimproved.
首先,选择赋形剂多元醇类的甘露醇和多糖类的右旋糖酐作为辅料,按照不同的用量,组合成8种处方进行冷冻干燥试生产,采用二因素三水平的满因子分析法,通过处方调整,确定甘露醇160mg/瓶、右旋糖酐40mg/瓶为最佳处方,解决了冻干制剂在性状、水分(≤1.5%)、溶解性(≤6s)和含量稳定性(95.0~110.0%)等方面的不足,提高了产品质量。
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Through measuring the solubility,stability and hydrolyzation property,the effect of additives on the characteristics of concentrated aqueous reactive blue P-3R was investigated. The results showed that among the four kinds of organic solvents,N-methyl pyrrolidone was the best one and its optimum dosage 10%. Na_ 2 HPO_ 4 /NaH_ 2 PO_ 4 was a better buffer and its optimum dosage was 3%.
通过对液态染料溶解性、稳定性、耐水解程度等的测试,综合考察了添加剂的种类及用量对高浓度液态活性艳蓝P-3R性能的影响,结果表明在所考察的四种有机共溶剂中,N-甲基吡咯烷酮的效果最好,且其最佳用量为10%;缓冲溶液中Na2HPO4/NaH2PO4的效果较好,最佳用量为3%。
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The mechanical strength, solubleness and the capability to induce ossification of the materials could be improved obviously when strontium was added, which were formed of hydroxyapatite and tricalcium phosphate.
试验研究证实锶盐具有抗骨吸收和增加骨形成的作用,锶盐可以抑制破骨细胞的活性,促进成骨细胞的活性,促进骨盐的沉积;其与羟基磷灰石和磷酸三钙等复合后,其机械强度、溶解性及诱导成骨能力等特性明显得到改善;锶盐口服有治疗骨质疏松症的作用。
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The results show: in a specific concentration range, the solubility in neutral solution of SOL, as well as the surfactivity, the ability to reduce ITF and the wettability on the condition of non- alkali are better than the lignosulfonate in market.While using as sacrifice agent, the modified lignosulfonate can reduce 60% of the mahogany sulfonate and 50% of the α-alkene sulphonate which both are adsorbed on the oil sand surface.
结果表明在一定浓度范围内,SOL在中性溶液条件下的溶解性、在无碱条件下的表面活性、降界面张力能力、对岩石的润湿性效果优于市场木质素磺酸盐产品;作为牺牲剂使用时,改性磺化木质素能减少石油磺酸盐在油砂表面吸附的60%,减少α-烯烃磺酸盐在油砂表面上吸附的50%。
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The increasing of soil Bray-1 phosphorus was significantly correlated to the dissolved labile phosphorus (p 0.001), and the phosphorus leaching loss under the precipitation of two-times of normal precipitation is more than 3.6 times than that of normal precipitation.
生物固形物的施用会造成表层0-10 cm土壤Bray-1磷的累积,由於土壤中Bray-1磷浓度与洗出液中溶解性反应磷的流失量有显著相关(p 0.001),且两倍雨量淋洗下洗出液中磷的流失量是正常雨量下的3.6倍,因此,生物固形物的施用仍须考量磷流失的风险。
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The RTILs is the perfect substitute of conventional solvents owing to its highly conductivity, wide electrochemical widow, neglectable vapor tension and special solubility.
离子液体以其良好的导电性、宽的电化学窗口、可以忽略的蒸汽压和特殊的溶解性等优点成为传统有机溶剂的理想替代品。
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Acetone and methyl ethyl ketone does have a strong solubility, due to solvent inks are pigment dispersant through a combination of bond and bond formation of throwing power, and too strong solvents will destroy this balance, resulting in pigment dispersion instability precipitation, the ultimate plug nozzle.
丙酮和丁酮确实有很强的溶解性,由于溶剂墨水中的颜料是被分散剂通过键与键的结合形成分散能力的,过强的溶剂会破坏这种平衡,造成颜料分散的不稳定,产生沉淀,最终堵塞喷头。
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Nanhauang-His stream and The Beihaung-His are located in the volcano function area, the stream has introduction of the sulphur gas and hot spring water of volcano, changes the environmental condition of the water body, influences the heavy metal and moves the course.There is a hot spring in area on the volcano after one The Shuang-His streams belongs to too, but the carbonic acid spring, there is less content of sulphate.Therefore, we can realize it was pH value that influenced the dissolving heavy metal to move mainly.
南磺溪与北磺溪的地区属后火山区域有喷气孔、硫气孔和温泉的存在,溪水有火山硫磺气体与温泉水的输入,改变水体的环境条件,影响到重金属迁移过程,双溪也属后火山区域有一处温泉,但属於碳酸泉,硫酸盐含量较少,由此我们可知,主要影响溶解性重金属迁移的是pH值。
- 推荐网络例句
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With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.
随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。
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But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.
不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。
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Closes the eye, the deep breathing, all no longer are the dreams as if......
关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。