Stability constant and chelate value are two important indexes for chelating are expounded in this paper.

Inside a chelate ring exists strain which is the fundamental factor to in-fluence its stability.

螯环存在着张力,张力是影响螯环稳定性的根本因素.

Afterchloroform was evaporated , it was used as chelate complex chromatographic stationary phase to purify puerarin extractive.

建立了采用配位色谱柱从葛根素浸膏中分离纯化葛根素的方法.

Under these conditions, the product has low viscosity, good water-solubility and excellent chelate ability.

在此条件下得到的产品粘度低, 水溶性 好,螯合能力强.

The structure characteristics, varieties, production technologies, properties and application of chelate fiber were introduced.

介绍了螯合纤维的结构特点 、 种类及其制备方法 、 性能及应用.

The expressed product issoluble, MW 18 kD , which was purified by Ni + metal chelate affinity chromatography.

表达产物为可溶性蛋白,分子量约为18kD,通过Ni~+离子亲和层析一次性纯化.

After Fe-Chelate fertilization rinse the leafs with water.

施完螯合铁肥后用清水漂洗叶子.

Using genedifferential gene expression in rats which fed with ferrous methionine chelate and ferrous sulfate respectivly.

研究缺铁日粮中补充蛋氨酸螯合铁与硫酸亚铁对大鼠铁利用及肝基因表达的影响.

The conversion film is probably constituted of amorphous and pored alloying tannate chelate.

这种转化膜很可能是由有一定孔隙的非晶态合金单宁酸膜层构成.

Recombinant human-like collagen withattacked to the carboxyl be easily purified by Metal Chelated Affinity Chromatography ( MCAC ) .

研究了应用金属螯合亲和 层析法 纯化重组类人胶原蛋白的条件.

Aim : To prepare the compound amino acids chelated copper.

目的: 制备复合氨基酸铜螯合物.

Objective To study the stable chelated metal polyamine antibacterial cotton fibre.

目的研究稳定性螯合金属多胺型抗菌棉纤维.

Excellence chelated ability and dispersive ability, It has good ability to zeolite.

超强的钙螯合能力, 优异的抗灰分沉积能力.与沸石、层硅等无机助洗剂复配性能良好.

Chelated minerals; magnesium, calcium, iron and zinc.

螫合化矿物质 、 镁 、 钙 、 铁和锌.

It has been suggested that magnesium form a chelated structure with the phosphate groups.

有人指出,镁与磷酸基因能构成螯合结构.

Uses quality sources of minerals, such as amino acids chelates, and organic acid salts.

使用高品质来源的矿物质, 例如氨基酸螫合物以及有基酸盐类.

However , some synthetic chelates have been shown to induce the uptake of metals by plants.

许多螯合剂能诱导植物对重金属的吸收.

Thus-prepared sorbents possess the properties of materials bearing covalently-bonded chelating functions.

这样制备的吸附剂的性质与承载共价键连接鳌合官能团材料的性质相同.

It is found that the dispersing, impurity removal and chelating effect of acid help gold cyanidation.

研究结果表明,柠檬酸的分散 、 除杂及螯合作用有助于金的氰化浸出.

Generally, chelating depressants have better effect than the common depressants.

螯合抑制剂通常比一般的抑制剂具有更好的作用效果.

Different kinds of hyperaccumulators can synthesize different chelating compounds heavy metal stress.

金属结合体及金属结合蛋白等大分子物质.