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31. The production method of industrial barium carbonate was introduced.

32. Calcium carbonate occurs in the allomorphs calcite and aragonite.

33. Impregnation with calcium or calcium salts ascalcium carbonate.

34. Dolomites usually have higher rhombic carbonate / CaO ratio.

35. Diphenyl carbonate shows a typical vinyl ester effect.

36. They extracted some calcium carbonate ores in the mine.

37. Aging of cerous carbonate in aqueous solution was investigated.

38. The northeastern Sichuan area is evaporative carbonate platform.

39. Limestone is rock composed of calcium carbonate.

40. Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate.

41. Bolivian chemist displays a small amount of lithium carbonate.

42. Crude nickel carbonate can be precipitated from raffinate.

43. Meanwhile, we also provide you trisodium phosphate, alkali protease , Sodium carbonate , sodium sulphide and bicarbonate, etc.

44. The high quality of the product with recovery of 82% was obtained by cancelling azeotropism of dimethyl carbonate and methanol.

45. Dimethyl carbonate is synthesized directly from carbon dioxide and methanol in the presence of magnesium methoxide.

46. The characters of heterogeneity widely exist in shaly sand, carbonate and igneous reservoirs.

47. They looked at how the ratios of oxygen isotopes locked in the corals' carbonate skeletons varied month by month as the colonies grew.

47. Sentencedict.com is a online sentence dictionary, on which you can find good sentences for a large number of words.

48. The rule of the gas - liquid - solid - phase carbonation reaction of lithium carbonate was revealed by double film theory.

49. Using ammonium carbonate to produce complex fertilizer is one of ways to adjust product structure for small size ammonia plant.

50. Acidizing on carbonate rock oil-gas field is one of the most effective measure to reduce pollutant near the wellbore, reform the output section of oil-gas well, and improve the production capacity.

51. Ground calcium carbonate is one of the most important mineral fillers.

52. The effects of solidified agent, nanometer silicon dioxide powder and calcium carbonate powder on line contraction percentage of silicon rubber mould were discussed in this paper.

53. And proceeded the research to a series of influence factor in activate process, such as the activation time, activation temperature the concentration of calcium carbonate and the dose of activators.

54. Upscale cigarette paper appropriation carbonate is placed in to lead the position in England, German etc.

55. The reaction mechanism of carbonation for the production of light magnesium carbonate from dolomite is discussed.

56. The carbonate from calcium carbonate, if not remoyed by calcining may cause foaming in the reactors.

57. GBEIBE Oilfield is a - permeability fractured carbonate reservoir with gas cap and active edge and bottom water.

58. Result discovery that, Gathers aspartic acid to have the fine anti - filthy performance to the calcium carbonate.

59. Carbonate cement is universally more than 10% in sandstones of the upper Yungang formation in Yungang Grottoes area. It's mainly composed of ferriferous calcite and ferriferous dolomite.

60. In this study, homo-and co-PP were modified by nano- calcium carbonate and the effect of additive on scratch resistance evaluated.