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The mass content of sodium chlorate impurity in sodium perchlorate solution can finally decrease to lower extent.

在高氯酸铵生产中,原料高氯酸钠中所含的氯酸盐杂质量过大,会影响AP的热稳定性。

S. miltiorrhiza depside salts are a complex mixture of magnesium lithospermate B, rosmarinic acid and lithospermic acid. To research the metabolism and pharmacokinetics of S. miltiorrhiza depside salts in vivo was a challenge for the common analytical methods.

丹参多酚酸盐是由中国科学院上海药物所研制的创新中药,由丹参经提取精制的多酚酸盐类化合物所组成,含丹参乙酸镁(≥80.0%)及其同系物迷迭香酸钠和紫草酸镁,临床上用于治疗冠心病心绞痛。

This lamp is environmentally friendly. As a full-solid luminous body without the elements like hydrargyrum and sodium that are harmful to health, the shock-resistant and unbreakable LED can be recovered after disposal and will not cause pollution. By reducing

绿色环保,LED为全固态发光体,不含汞、钠元素等可能危害健康的物质,废弃可回收、没有污染,减少大量二氧化硫及氮化物等有害气体及二氧化碳等温室气体的产生,改善人们生活工作环境。

In the second formation of the Langshan group in the Dongshengmiao polymetallic pyrite deposit, metamorphic basic volcanic rock s have been discovered,except quartz keratophyre, with a blastoporphyritic texture containing albite and oligoclase and minor, pyroxen and hornblende.

东升庙硫-多金属矿床狼山群二组含矿地层中,除已发现的变质石英角斑岩之外,又找到具有变余斑状结构(斑晶主要为钠质斜长石,另有少量辉石和角闪石)的变质基性火山岩和变质凝灰岩夹层以及火山岩屑与晶屑。

In the concentration of 0~1 mol?L^(-1), the chemical shift of 17O-NMR δ(H2^17O in aqueous solutions of alkali chloride, alkaline earth chloride, sodium halide or some common oxysalt were measured.

在小於1mol?L^(-1)的浓度范围內,测试了硷金属、硷土金属氯化物、卤化钠及其它常见含氧酸盐溶液的17O-NMR化学位移δ

Benzyloxy benzoyldimethylsulfoxide was prepared by the reaction of ethyl 4-benzyloxybenzoate and dimethyl sulfoxide in the presence of sodium hydride, followed by Pummerer reaction with concentrated hydrochloric acid to afford eo-hydroxy-co-thio-methyl-(4/-benzyloxy) acetophenone, which reacted with urea, thiosemicarbazide, semicarbazide hydrochloride and o-phenylenediamine to give imidazolidine-2,4-dione, l,2,4-triazine-3- one and quinoxaline derivatives, respectively.

本文用4-苄氧基苯甲酸乙酯和二甲亚砜为原料,在氢化钠存在下反应,合成了(4′-苄氧基)-苯甲酰基-二甲亚砜。研究了该亚砜在浓盐酸的存在下发生的Pummerer重排反应,用重排产物ω-羟基-ω-甲硫基-(4′-苄氧基)-苯乙酮分别与尿素、氨基脲、氨基硫脲和邻苯二胺反应合成了2,4-咪唑啉-二酮、1,2,4-三嗪-3-酮、喹喔啉等含氮杂环化合物。

Modern HES preparationsare dissolved in balanced, plasma-adapted solutions that nolonger contain unphysiological amounts of sodium and chlorideand are thus suitable for correcting hypovolemia.

现代 HES 制剂能溶解於适合於血浆的平衡溶液,不含非生理含量的钠和氯,因此适用於纠正低血容量。

The depressive behavior of (NH4)2 SiF6 on iron-containing silicate gangue, aegirine, in hematite flotation with sodium oleate as collector was studied.

研究了油酸钠为捕收剂的赤铁矿浮选中,水玻璃与氟化物等抑制剂对含铁矽酸盐脉石矿物霓石(NaFe2 SiO6)的浮选抑制行为。

Ingredients: Water, Olive Leaf Extract, Peppermint Extract, Thyme Extract, Lavender Extract, Zinc Sulphate, Witch Hazel Distillate, Azulene, Sodium Hyaluronate, Rosemary Extract, Eucalyptus Extract, Phenoxyethanol, Polysorbate 20

无酒精配方,含橄榄叶、薄荷、薰衣草、金缕梅及锌盐等收敛滋润成分,同时透明质酸钠提供了良好的保湿效果,有助于恢复肌肤干净清爽并具有良好的杀菌消炎能力,适合混合到暗疮皮肤使用。

Ingredients: Water, Olive Leaf Extract, Peppermint Extract, Thyme Extract, Lavender Extract, Zinc Sulphate, Witch Hazel Distillate, Azulene, Sodium Hyaluronate, Rosemary Extract, Eucalyptus Extract, Phenoxyethanol, Polysorbate 20

无酒精配方,含橄榄叶、薄荷、薰衣草、金缕梅及锌盐等收敛滋润成分,同时透明质酸钠提供了良好的保湿效果,有助於恢复肌肤干净清爽并具有良好的杀菌消炎能力,适合混合到暗疮皮肤使用。

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What would he tell Judith and the children?

他将怎样告诉朱迪丝和孩子们呢?

I this is at that time, the opinion with peacockish true girl is full of in a heart.

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