Ion exchanger and ODS bonded silica gel for HPLC packing were prepared.
合成了强阴离子交换及硅胶基质ods键合高效液相色谱(hplc)柱填料。
Chromatographic column: the most commonly used filler of chromatographic column is chemically bonded silica gel.
色谱柱最常用的色谱柱填充剂为化学键合硅胶。
The invention has characteristics of simple synthesis and cheap raw material, and the performance of prepared humic acid bonded silica gel is stable.
本发明具有合成简单、原料便宜的特点，制备的腐殖酸键合硅胶性能稳定。
The invention involves preparation method of humic acid bonded silica gel, it bonds the humic acid on silica gel through the mean of embedding carboxyl groups.
本发明涉及一种腐殖酸键合硅胶的制备方法，通过内嵌酰胺基团的方法将腐殖酸键合 到硅胶上。
The liquid chromatography Silica and bonded silica gel, macro-porous silica gel for bio-engineering, SPE column and microprobe filters has reached advanced world standard.
其中液相色谱反相填料，正相填料，生物工程用大孔硅胶，样品预处理净化富集柱以及微孔滤膜、滤器均已达到国际先进水平。
The humic acid bonded silica gel has characteristics of larger penetrating capacity, high adsorbance per unit quality and high selectivity when it is used for solid phase abstraction.
制备的腐殖酸键合硅胶用于固相萃取时，表现出穿透体积大，单位质量吸附量高，选择性高的特点。
Method:Conducted baicalin assaying in this drug by HPLC. Chromatogram condition:Selecting octadecyl Chemically bonded phase silica gel, Methanol:water; glacial acetic acid (40:60:1)as mobile phase.
方法：采用高效液相色谱法对该药中的黄苓苷含量测定，色谱条件：选用十八烷基硅烷键合硅胶，以甲醇：水：冰醋酸（40：60：1）。
The structure and chromatographic behavior of C18 bonded monolithic silica capillary columns were characterized in this thesis.
对C18键合硅胶基质整体柱的结构和色谱行为进行了研究。
This proves that GTO can be used as an excellent dispersant for silica sol-bonded castables.
因此，GTO可作为硅溶胶结合浇注料的高效减水剂。
This proves that GTO can be used as an excellent dispersant for silica sol-bonded castables.
因此，GTO可作为硅溶胶结合浇注料的高效减水剂。
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