silica gel造句
61. The present market of sodium metasilicate pentahydrate was outlined, and then the experimental technique of preparing sodium metasilicate pentahydrate from the waste silica gel was introduced.
62. The products are divided into blue silica gel indicator, allochroic silica gel and blue silica gel.
63. Bio-transforming the canrenone with the enzyme system of Aspergillus ochraceus SIPI-4411; By solvent extraction and silica gel column chromatography, the compound SIPI-CANR was obtained.
64. The synthesis of i amyl acetate from i amylic alcohol and acetic acid using silica gel carrier acid as catalyst is reported.
65. Using enzymes - gelatin - silica gel clarification method to clarify apple cider vinegar was studied in this paper.
66. 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.
67. R2300 can use various organic silica gel special-purpose color brei for blend, to mix the required tone.
68. The organic luminophore is encapsulated in the silica gel, thus a new organic-inorganic doped material is made.
69. Objective To study the treatment effects of chronic dacryoadenitis and obstruction of nasolacrimal duct by inverse planting silica gel tubes with spherical end.
70. A novel two stage desiccant cooling system adopting newly developed silica gel - haloid composite desiccant is proposed.
71. However, the function of cooling a great impact on the machine, or remove the silica gel membrane under weigh a good match.
72. Some fractions with low molecular weight have been obtained by silica gel chromatography separation of Pingshuo coal extracts.
73. Methods: With some simple materials such as(silica gel conduit, non-returnable infusion-tube, foamed plastic board(bored) etc. Some the(NNB) thoroughfares are formed respectively.
74. According to what we studied, we identified the way of adding Silica gel to improve the non-biology-stability of black wheat beer.
75. The company main product also has: Widely applies in profession and so on electronic electricity, business machine, automobile industry, medical equipment, housewares , decoration silica gel products.
76. The main production: rubber cushions, rubber grip, seal, silica gel key-press, silica gel profiled piece etc various series rubber.
77. Conclusion: Silica gel column chromatography and crystallization are simple and rapid Methods: To isolate gardenoside.
78. Methods 22 cases of ruptured inferior lacrimal canaliculus were operated with silica gel collapsible bulb skillfully as holdfast.
79. The results were: 1. Formononetin was separated by optimized chromatography method with silica gel column . 2.
80. The ethyl acetate and n-butanol extraction were chromatographed on silica gel column, polyamide column, sephadex LH-20 column and preparing TLC, respectively.
81. The product xylose is identified by silica gel TLC, optical activity measurement and other approval tests.
123