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31. The solvent extraction and upstream silica gel column chromatography are combined to separate galanthamine.

32. This product is a nutrimental food, used spirulina drier powder, silica gel powder as its principal ingredient, it has the function of boosting up immunity after the functional test.

33. Three kinds of iron-based catalysts are prepared by impregnation, they are iron loaded powdered silicon dioxide catalyst, iron loaded L zeolite catalyst and iron loaded silica gel catalyst.

34. Experimental research indicated that the composite adsorbent could not only adsorb much more water vapor than silica gel in the same time interval, but also desorb at a lower temperature.

35. The adsorption isotherm of neptunium on silica gel corresponds to the form of Langmuir isotherm.

36. The cellulose triacetate (CTA) prepared by heterogeneous acetylation and coated on small pore 3 aminopropyl silica gel (10nm) was used as chiral stationary phase for HPLC (OA column).

37. Silica gel column chromatography and solvent extraction were used to separate grease and abradant in a kind of excellent polishing paste for plastics, respectively.

38. Kong Rong : Every overcomes the silica gel inside small opening population product.

39. The oxygen containing components are obtained from Gudong Crude oil of Shengli by solvent extraction and separated into acidic and other components chromatographically on silica gel column.

40. The phenylated silica gel has been prepared by the reaction between the surface hydroxyl groups of silica gel and phenyl trichlorosilane.

41. Fructus Mume was identified with ethyl acetate - formyl acid-water(14:7:7) as developing agent in silica gel G, and using 0.1% of bromocresol green as the visualization reagent.

42. The three precipitates of aluminum fluoride, potassium fluosilicate and silica gel would form at low displacement, while the aluminum fluoride and silica gel precipitates at high displacement.

43. Methods: (1)To separate stilbene glycoside by using silica gel column chromatography with gradient elution consisting of ethyl acetate and petroleum ether.

44. METHODS: Alcoholic extraction, silica gel, ODS column chromatography and recrystallization were used.

45. Methods: Silica gel column chromatography and crystallization were used to obtained gardenoside from Gardenia jasminoides.

46. The clarification effects of carrageenan, compound silica gel and tannin on beer wort were contrasted.

47. The research work of the automatic transit machine for silica gel charge stock was done collectively.

48. As the aerosol goes through the inner cylinder of the cartridge[Sentencedict.com], the water vapor diffuses into the silica gel through the mesh screen.

49. In chemical engineering, silica gel can be used as catalyst or the carrier of catalyst.

50. Of pore silica gel, calcination temperature should not exceed 200 ℃.

51. This invention discloses test kit and method for extracting DNA by noninvasive micro sampling. The test kit contains lysate solution, silica gel adsorber, cleaning solution, and eluant.

52. After breast glandectomy was completed, silica gel prosthesis was put into the interspace behind ectopectoralis.

53. Objective: To evaluate the therapeutic effect of pedicle buccinator flap transplantation and silica gel implantation into the nasal basis for atrophic rhinitis.

54. Determined by silica gel chromatography and high-performance liquid chromatography(http://sentencedict.com/silica gel.html), the bioconversion ratio of hydrocortisone was 34%.

55. All seals of this machine use the thermostable silica gel ( food grade ).

56. Methods: The ricinine was obtained by solvent extract, silica gel column chromatography and recrystallization.

57. Anatase solution and inorganic agglutinant such as low-temperature glaze and silica gel were used to prepare antibacterial ceramic tile in the third chapter.

58. Rapid silica gel vacuum reverse mould, SLA rapid prototype, oil spraying and small lot production.

59. The synthesis of nanoporous silica gel using nonionic surfactant as template and soluble glass and acid as raw material was studied. The removal of templates is an important process.

60. , 45 % MCC, 6 % PVPP, 0.2 % silica gel.