w/v

[医] 重/容

  • Resveratrol ( 4 mg / kg ig ) promoted DTH response of mouse which was suppressed by ethanol ( 16 % w / v ) consumption .

    白藜芦醇(4mg/kg)灌胃给药能对抗乙醇(16%, w/v)对小鼠DTH反应的抑制作用;

  • At 13 % ( w / v ) SPI the swelling ratio of SPI gel was 30 % . Addition of KCl did not produce obvious effect on equilibrium water content ( EWC ) but produced much effect on distribution of frozen and non-frozen water in SPI gel ;

    当SPI浓度为13%,大豆蛋白凝胶溶胀率为30%,氯化钾对凝胶平衡水含量( EWC)影响不显著,对凝胶中非冻结水和中间水的含量有影响;

  • Its application could achieve 62.8 % higher alcohols removal rate under the conditions including natural liquor pH room temperature addition of 5 % ( w / v ) resin and 40 min shaking .

    在酒液自然pH值、室温条件下,添加5%( w/v)树脂,振荡40min,高级醇去除率可达到62.8%;

  • The results showed that the optimum conditions were as follows : methyl alcohol as the solvent the ratio of oil to methyl alcohol 12.0 ( W / V ) extraction temperature 32 extracting 4 times for once 10 min.

    通过实验得到的最佳工艺条件为:以甲醇为溶剂,油与甲醇比为1∶2.0( W/V),温度32℃,萃取次数4次,每次萃取时间10min。

  • The experimental results show that addition of 0.5 % ( W / V ) pectin and 0.1 % ( W / V ) glucose into film forming solutions of SPI can increase mechanical strength and decrease permeability of water vapor and oxygen .

    结果表明,在大豆分离蛋白成膜液中添加0.5%( W/V)的果胶和0.1%(W/V)的葡萄糖能有效增加膜的机械强度,降低膜对水蒸汽、氧气的透性。

  • RGI isomerized glucose ( 30 % w / v ) to fructose with isomerization rate of 54.8 % at 90 ° C pH 7.0 and 5 h.

    在90°C、pH7.0和5h下,rGI异构化30%( w/v)葡萄糖液为果糖的异构化率达到54.8%。

  • Dissolving the freeze-dried sericin protein with HFIP as the solvent and eventually making into 5 % ( w / v ) solution .

    以HFIP为溶剂将冻干的丝胶蛋白溶解,最终制成5%( w/v)的溶液。

  • PVP was found to be more effective in reducing the burst release of proteins in acidic conditions ( pH 1.2 ) . In addition the absorption of the drugs into the hydrogels slightly increased when 1 % ( w / v ) PVP was added .

    PVP的加入对于凝胶粒子在酸性介质( pH1.2)中的减少突释作用更明显,此外,当加入 体积分数为1%的PVP,水凝胶对药物的吸附稍有增加。

  • The concentration of concentrated solution is 1 ∶ 5 ( W / V ) and alcohol concentration is 70 % in the processing of alcohol-precipitation .

    醇沉时白及水提浓缩液的浓度为1∶5( W/V)、白及水提浓缩液的含醇量达70%。

  • The inducing effects were not evident under the treatment of two salts of similar concentration like KNO3 and NaCK KNO3 and ( NH4 ) 2SO4 NaCl and ( NH4 ) 2SO4 mixed with 0.1 % ( w / v ) lysozyme .

    用相近浓度的双盐,即KNO3和NaCl、 KNO3和(NH4)2SO4、NaCl和(NH4)2SO4分别配合0.1%的溶菌酶处理,诱导效果亦不佳。

  • Under optimal pH 4 ~ 5 temperature 30 ~ 33 ℃ sugar-concentration 16 % ~ 19 % ( W / V ) the immobilized yeast cells can produce 24 ~ 25 g alcohol / liter / hour .

    在温度3033℃,pH45,糖浓度16%~19%( W/V)发酵条件下,每升固定化酵母细胞每小时可产酒精24~25g;

  • Results The best extracting condition was with 45 % ethanol to operate heating circumfluence at 90 ℃ for 3 times and 30 minutes per time and the ratio 1:10 ( w / v ) .

    结果在90℃下,用45%乙醇加热回流3次,每次30min,料液比( w:v)为1:10时提取效果最好。

  • Growing cells of Anabaena cylindrica A. variabilis and Anacystis nidulans were treated with 0.05 % lysozyme ( w / v ) and 2 & 5mmol · 1 ~ ( - 1 ) EDTA at 35 ℃ in hypertonic solution .

    在高渗溶液中,用0.05%溶菌酶和 2&5mmol·1~(-1)EDTA处理 蓝藻柱孢鱼腥藻 多变鱼腥藻和组囊藻细胞。

  • Collagen fibre was soaked in a 0.1 % ( w / v ) Ca ( OH ) _2 solution at 10 ℃ for 6 days while the ratio of bone to solution was 1:6 renewing the alkali solution per 24h .

    胶原纤维以料液比1:6( w/v),于10℃下浸泡在0.1%( w/v)的氢氧化钙溶液中处理6d,每24h更换碱液;

  • Results : The optimum extraction process condition was : pH5 ~ 6 4g / 100ml bile of adsorbent 7 % ( w / v ) of ammonium sulphate stirring time for 4h .

    结果:pH值5~6、吸附剂用量 4g/100ml胆汁、硫酸铵盐浓度70%、搅拌吸附时间4h为胆红素的最佳提取工艺条件。

  • The optimal water contents of enzyme reaction in hexcone was 0.06 ( W / V ) % .

    在正已烷中酶反应最适水含量为0.06( W V)%。

  • The result showed that the optimal extraction process was 80 ℃ 2.5 h 3 times as well as the ratio 1 ∶ 10 ( w / v ) .

    结果表明:水浴温度80℃,料液比1∶10( w/v),提取时间2.5h,提取3次为大籽獐牙菜多糖提取的最佳工艺;

  • The optimal conditions are that the rapeseed cake is treated with 90 % ethanol adding small amount of additives the total ratio of rapeseed and solvent is 1 ∶ 10 ( W / V ) at 70 ℃ for 6 times ( once 45 minute ) .

    研究结果表明,较佳的工艺条件为:以加入少量添加剂的90%乙醇为溶剂,总溶料比为10∶1( V/W),萃取温度为70℃,每次萃取时间为45min,萃取6次。

  • The samples were pretreated with 5 % KOH ( W / V ) and stored at - 4 ℃ .

    5%KOH作样品预处理,并贮于一4℃冰箱中。

  • 0.01 & 0.05 % ( w / v ) Ca K P S and 0.0001 % ( w / v ) Cu Zn Fe have promoting effect onthe mycelium and fruiting body ;

    试验结果显示:0.01&0.05%( w/v)的钙、钾、磷、硫及0.0001%(w/v)的铜、锌、铁对平菇菌丝体及子实体的生长发育有较好的促进作用。

  • In flask the yield of GA3 higher by 40 % than the control in the condition that 2.0 % ( W / V ) would be each fed to the optimal initial medium after 60 h and 108 h cultivation .

    发酵60h和108h各补加2%( W/V)豆油,发酵192h,在摇瓶发酵水平上,GA3的产量较淀粉发酵培养基发酵提高了40%。

  • All of the three strains are facultative aerobe and able to tolerant 11.53 % ( W / V ) of NaCl and 85.3 ℃ . They are adapt to the harsh environment of oil deposit .

    三株菌均可耐盐度 11.53%的NaCl和85.3℃的高温,兼性厌氧生长,能适应较苛刻的油层环境,适用于油层法。

  • The optimum concentration of carbon was 0.5 % and 1 % ( w / v ) .

    碳源最佳浓度为0.5%和1%( w/v)。

  • In vitro all selected excipients ( concentration range 0.1 to 1 % w / v w_2007 ) could increase the transport amount of GCV in the everted gut sac model .

    结果表明:当辅料浓度范围为0.11%( w/v)时,在离体的外翻肠囊模型中,所有试验的辅料的各浓度组均能增加更昔洛韦的跨膜转运量。

  • In the mean time 10 % ( w / v ) of the PCL solution also was prepared with HFIP .

    以HFIP为溶剂的10%( w/v)的PCL溶液也同时制备。

  • NaOH pretreatment was significantly higher than the other two pre-treatment methods at 100 ℃ according to 1:10 ( w / v ) solid-liquid ratio of 2 % NaOH with four hours to deal with the saccharification rate of 88.1 % can be achieved .

    NaOH预处理明显高于其它两种预处理方式,在100℃下,按1:10( w/v)的固液比用2%NaOH处理4h后,糖化率可达到88.1%。

  • The optimum reaction condition obtained by orthogonal experiments are ultrasonic wave power 250W substrate to petroleum ether ratio 1 ∶ 8 ( W / V ) extracting 2 times and for 20 min each time .

    最后用正交法确定最佳工艺条件:在超声波功率 250w的条件下,石油醚作为提取剂、物料比1∶8、提取2次,每次20min。

  • The product of saponification was isolated by a liquid-liquid phase separation with the upper phase of di-ether and the lower phase of 2 % ( W / V ) NaCl solution .

    用乙醚和2%( W/V)的氯化钠水溶液液&液萃取皂化反应产物。

  • Through repeatedly freezing and thawing alternatively in the presence of phosphate buffer combined with ultrasonic fragmentation the CPC is efficiently extracted by being precipitated in 50 % ( W / V ) solid ammonium sulphated resulting in 13.1 % recovery of C-phycocyanin .

    首先对钝顶螺旋藻中藻蓝蛋白的提取和纯化方法进行了改进。采用磷酸盐缓冲液循环冻融联合 超生波破碎法,50%硫酸铵沉淀获得CPC,提取率达到13.1%。