柠檬酸钠

Ingredients: WATER, COCAMIDOPROPYL BETAINE, SODIUM MYRETH SULFATE, GLYCERINE, ALGAE EXTRACT, POLYSORBATE, SODIUM HYDROXYMETHYLGLYCINATE, CITRUS SINENSIS OIL, CITRIC ACID, CYMBOPOGON SCHOENANTHUS LEAF EXTRACT, ROSMARINUS OFFICINALIS LEAF EXTRACT, ZINGIBER OFFICINALE ROOT EXTRACT, MELISSA OFFICINALIS LEAF EXTRACT, CAMELLIA SINENSIS LEAF EXTRACT, ELETTARIA CARDAMONUM OIL, CITRUS X PARADISI OIL, CORIANDRUM SATIVUM SEED OIL, VANILLA PLANIFOLIA CO2 EXTRACT.

成份：水，椰油甜菜碱，钠，甘油，海藻提取物，聚山梨酯，柑橘油，柠檬酸，柠檬叶提取物，迷迭香叶提取物，生姜提取物，芳香薄荷叶提取物，茶树提取物，豆蔻油，柚子油，芫荽籽油，香草，二氧化碳提取物。

The orthogonal experimental result showed that the optimum reaction conditions were as follows: citric acid 7.7 g, isoamyl alcohol 21.7 mL(the molar ratio of citric acid to isoamyl alcohol, 1:5); 1.0 g (4% of the total weight of raw material) NaHSO4H2O as catalyst; 25 mL dimethyl benzene as deaquation reagent; microwave irradiation time 15 mm; the yield of product was 83.2%(the rate of esterification was 95.1%).

通过正交实验，得到最佳的工艺条件如下：柠檬酸7.7g，异戊醇21.7mL（酸醇摩尔比为1：5）；一水合硫酸氢钠作催化剂，用量为1.0 g（为原料总质量的4%）；带水剂为二甲苯，用量为25mL；微波辐射时间为15min。

Diabetes was induced by streptozotocin (55 mg/kg body wt by intraperitoned injection) which was dissolved in citric acid-phosphate buffer PH4. 4 and verified 24 hours later by the presence of hyperglycemia and hyperglycosuria.

糖尿病模型制备方法按55mg／kg STZ剂量向大鼠腹腔内一次性注射链脲佐菌素（Streptozotocin，STZ），STZ予先溶于PH4.4的柠檬酸—磷酸氢二钠缓冲液中，制成浓度为20mg／ml溶液。24h后测尿糖和血糖，尿糖在+++和++++，血糖在16mmol／l以上者确定为糖尿病。

By experiment, we can concluded that stabilizers, chelatingagents, activators are necessary. 2.5%～5% sodium silicate,0.25%～1% magnesium sulfate,1%～2.5% citric acid,1.5%～2% OOBS are appropriate for peroxy bleaching.

通过实验证实，在过氧漂白中，稳定剂、漂白活化剂、螯合剂是必不可少的添加剂。2.5%～5%的硅酸钠、0.25%～1%的硫酸镁、1%～2.5%的柠檬酸、1.5%～2.5%的OOBS对于过氧化氢开释活性氧起到稳定或活化的作用，达到较好的漂白效果。

The extraction of Pr3+was studied by using heptane containing bis(2-ethylhexyl)phosphinic acid in sodium perchlorate,chloroacetic acid and citric acid medium ,respectively.

研究了二(2-乙基己基)膦酸(PIA-8)的庚烷溶液分别在高氯酸钠、氯乙酸、柠檬酸介质中对Pr3+的萃取。

The compositions by weight percentage of the passivation solution are: 3.12 to 4.74 percent of EDTA, 2.60 to 3.95 percent of hydroxylamine sulfate, 0.52 to 2.37 percent of citric acids, 1.04 to 2.77 percent of sodium pyroborate, the balance being water.

本发明钝化液由重量百分比为：3.12％～4.74％的EDTA、2.60％～3.95％的硫酸羟胺、0.52％～2.37％的柠檬酸、1.04％～2.77％的四硼酸钠和余量的水组成。

Artificial acidification can be achieved by the addition of lactic, acetic , tartaric or citric acid to rye dough or by adding acidic forms of sodium and calcium salts of ortho- and\0r pyrophosphoric acids.

通过向黑麦面团中添加乳酸、醋酸、酒石酸或柠檬酸或添加酸性正磷酸和\或焦磷酸的钠盐和钙盐就可以实现人工酸化面团的目的。

When components of fermentation medium were glucose 20 gL^(-1), yeast extract powder 25 gL^(-1), MgSO4.7H2O 0.38 gL^(-1), L-aminothiopropionic acid 1 gL^(-1), Triammonium cetrate 2 gL^(-1), sodium acetate 2.5 gL^(-1) and tween 80 1 mlL^(-1), the production of bacteriocin reached the maximum and the diameter of bacteriostasis circle was 28.97 mm.

当培养基的组成为：葡萄糖20 gL^(-1)，酵母浸粉25 gL^(-1)，MgSO4.7H2O 0.38 gL^(-1)，L-半胱氨酸1 gL^(-1)，柠檬酸三铵2 gL^(-1)，乙酸钠2.5 gL^(-1)，吐温80 1 mlL^(-1)时细菌素的产量最大，抑菌圈直径可达28.97 mm。

The invention provides a foliar fertilizer specially used for Chinese gooseberries, which has the functions of cold resistance and consists of the following raw materials according to weight percentage: 0.1 to 8 percent of DMSO, 0.05 to 5 percent of trimethylene glycol, 0.05 to 5 percent of salicylic acid, 0.05 to 2 percent of compound ammonium nitrate, 1 to 15 percent of humic acid, 0.5 to 10 percent of chitosan, 1 to 10 percent of citric acid, 2 to 15 percent of urea, 1 to 10 percent of borax, 1 to 20 percent of zinc sulfate, 0.5 to 10 percent of ferrous sulfate, 0.05 to 5 percent of ammonium molybdate, 1 to 15 percent of manganese sulfate, 0.1 to 2 percent of SDBS and 35 to 80 percent of water.

本发明提供一种具有抗寒作用的猕猴桃专用叶面肥，它由下述各组分重量百分比的原料组成：二甲基亚砜0.1％～8％、丙二醇0.05％～5％、水杨酸0.05％～5％、复硝铵0.05％～2％、腐殖酸1％～15％、壳聚糖0.5％～10％、柠檬酸1％～10％、尿素2％～15％、硼砂1％～10％、硫酸锌1％～20％、硫酸亚铁0.5％～10％、钼酸铵0.05％～5％、硫酸锰1％～15％、十二烷基苯磺酸钠 0.1％～2％、水35％～80％。

In multivalent CaCl2 and trisodium citratesolutions,however,PADA gels also exhibited amtipolyelectrolyte effect only in lower concentrations of salt.

但对于高价的CaCl2和柠檬酸三钠溶液，只在较低的浓度下，才表现出反聚电解质效应。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。