Random good picture Not show

31. The micro-holes in alumite film anodized in oxalic acid are investigated by transmission electron microscopy (TEM).

32. It is reported that the electrolytic process of oxalic to glyoxalic acid by electroreduction on titanium cathode in this paper.

33. Oxalic acid, also known as ethanedioic acid, and its compounds have widespread industrial applications in several fields .

34. Primary by-products range from benzoquinone to maleic acid and oxalic acid.

35. The preparation method of oxalic acid from plant fibre sunflower shell by hydrolysis - oxidation - hydrolysis was investigated.

36. Oxalic acid: Colourless, crystalline, toxic carboxylic acid found in many plants, especially rhubarb, wood sorrel , and spinach.

37. The oxalic acid-decomposing bacterium U-1 was isolated from rapes rhizosphere sample collected in a field that mildly suffered from Sclerotinia sclerotiorum all the year round.

38. Determination of palladium in catalyst of synthetic oxalic ester by flame atomic absorption spectrometry was studied.

39. The corn flour is hydrolyzed into glucose by sufouric acid. And after that the glucose, under the catalysis of metavanadate and sufouric acid, is oxidized into oxalic acid by nitric acid.

40. Oxalic acid (OA), a non-host-specific toxin secreted by Sclerotinia sclerotiorum during pathogenesis, has been demonstrated to be a major phytotoxic and pathogenicity factor.

41. Our company mainly deals in chemical products like titanium, lithopone, zinc oxide, iron oxide . We also supply oxalic acid, acetic acid, chromium oxide green and so on.

42. Applied circumstances of oxalic acid and its products is summarised.

43. Dibutyl oxalate was synthesized with oxalic acid and n-butanol as raw materials and p-toluene sulphonic acid supported on granular active carbon as the catalyst.

44. The Titanium Dioxide, Oxalic Acid, Lithopone, Zinc Oxide, Formic Oxide, Sodium Tripolyphosphate, Oxalic Acid, Sodium Hydroxide and Iron Oxide and other chemical raw materials.

45. The preparation process of oxalic acid from broom corn millet shell by hydrolysis-Oxidation-hydrolysis was investigated.

46. The adsorption properties of niobium oxalate complex in oxalic acid solution with 707 anion exchange resin have been investigated.

47. As the background of the preparation of glyoxylic acid by the electroreduction of oxalic acid on Pb electrodes, the effects of additives structure on electrode reaction have been studied.

48. The mathematical model for Catalysis-hydrolyzed kinetics of melibiose with oxalic acid has been developed base on experimentally determined the content of glucose in hydrolysis solution.

49. The results showed that there were citric acid, oxalic acid, malic acid, lactic acid, ascorbic acid etc in wampee fruits, the main organic acids wee citric acid and oxalic acid.

50. The determinations of oxalic acid are aqueous titration, chromatography, fluorimetric method, et al.

51. Oxalic acid electrochemical reduction techniques to produce glyoxalic acid is quite an ideal preparation method.

52. Comparing the solubility of scheelite and wolframite in dil. nitric acid with those in oxalic acid or in hydrochloride acid-citric acid has been carried out.

53. Glycol is oxidized rapidly by it to oxalic and glycolic acids.

54. In this paper, with oxalic acid and n-butanol, the synthesis of dibutyl oxalate were studied by stannic chloride catalyst,(sentencedict.com) the factors of the influencing reaction were investigated.

55. The yield of oxalic acid dihydrate is up to 80 % under the optimum condition.

56. The ceriumterbium coprecipitation oxide was prepared using oxalic acid and cerium chloride.

57. Principle of preparation lead chromate from oxalic acid sludge was introduced.

58. The carboxylic acids such as acetic acid, oxalic acid, succinic acid, adipic acid and octanoic acid, which were used as catalysts for producing dichloropropanol from glycerol were studied.

59. Two methods for the determination of magnesium in rare earth-magnesium middle alloy by EDTA titrimetry , i. e. oxalic acid precipitation and ammonium hydroxide precipitation, were studied.

60. A comprehensive review is given about the determination of oxalic acid and calcium.