English — Forum #106 (Page 18/22)

1. Can a liquid chlorine evaporator be continued to be used once its designed service life has been reached? - HCBBS Forum
2. Solution to desulfurization using the sodium carbonate method - HCBBS Forum
3. Project approval - HCBBS Forum
4. Heavy-duty soda ash powder fluid cooling alkali machine - HCBBS Forum
5. Application of organic saline wastewater in chlor-alkali plants - HCBBS Forum
6. Soda ash design - HCBBS Forum
7. Why don't sodium sulfate crystals grow? - HCBBS Forum
8. Three-in-one furnace for hydrochloric acid production - HCBBS Forum
9. Soda ash import and export data for April, why is there such a crazy rush? - HCBBS Forum
10. National soda ash production in April 2014 (by province) - HCBBS Forum
11. What is the principle behind the effect of adding magnesium chloride to soda ash production on the crystallization of heavy ash? - HCBBS Forum
12. What are the quality requirements for the main raw material used in caustic soda production – industrial salt? - HCBBS Forum
13. Our factory has purchased some soda ash to absorb sulfur dioxide, but why is the product turning yellow? - HCBBS Forum
14. Standards for ion-exchange membrane electrolyzers with zero electrode distance - HCBBS Forum
15. Problem with fluctuating feedback values of the return valve at the chlorine compressor outlet - HCBBS Forum
16. Add sodium sulfide or sodium hydrogen sulfide to the sodium carbonate solution for distillation - HCBBS Forum
17. PVC production process - HCBBS Forum
18. Regarding the reaction time of strontium ions and carbonate ions - HCBBS Forum
19. There is black sediment at the cathode outlet - HCBBS Forum
20. Are breakaway valves installed for liquid chlorine filling? - HCBBS Forum
21. The revolution in soda ash calcination - HCBBS Forum
22. How much salt is needed for soda ash? - HCBBS Forum
23. Why can’t I find the soda ash industry in the industry column? - HCBBS Forum
24. How does chlorine turn into liquid chlorine? How to store it? - HCBBS Forum
25. Technical consultation on liquid chlorine pipeline insulation - HCBBS Forum
26. Discussion on the merger of soda ash and chemical fertilizer sectors - HCBBS Forum
27. Seeking help with acid addition to electrolyzer - HCBBS Forum
28. A question regarding the chlorine gas valve for liquid chlorine - HCBBS Forum
29. Who has old ion exchange membranes for chlor-alkali processes? - HCBBS Forum
30. Chlorine long-distance pipeline - HCBBS Forum
31. Qingdao Soda Industry’s soda ash products were withdrawn from the market last month; construction of the Pingdu-Huangdao industrial park is underway - HCBBS Forum
32. Topic: [Discussion] For neutralizing liquid sulfur, is soda ash better or lime? - HCBBS Forum
33. Specific heat capacity of sodium carbonate solution - HCBBS Forum
34. On the units of alkalinity for soda ash solution - HCBBS Forum
35. Flow meter for saltwater with NaOH and soda ash - HCBBS Forum
36. Online chlorine dioxide concentration monitoring instrument - HCBBS Forum
37. Seeking technical expertise from the acetylene production department at Xinjiang Tianye - HCBBS Forum
38. Regarding the factory building issue! - HCBBS Forum
39. The whole process of quality control of soda ash produced by combined alkali production method - HCBBS Forum
40. Problems with sodium carbonate decahydrate - HCBBS Forum
41. Material selection for distribution pipes in salt dissolving ponds - HCBBS Forum
42. I would like to inquire about the repair of the anode and cathode coatings on electrochemical cells - HCBBS Forum
43. Now, diffusion dialysis can be used to recover acids and bases from wastewater, which eliminates a lot of hassle and significantly saves companies money - HCBBS Forum
44. The condensate level cannot be established - HCBBS Forum
45. CO2 requirements when producing soda ash - HCBBS Forum
46. Used gaskets for ion membrane electrolyzers - HCBBS Forum
47. Reasons for oil leakage in screw-type chlorine liquefaction units and low liquefaction efficiency - HCBBS Forum
48. Acquire ion exchange membranes - HCBBS Forum
49. Why does the electrolytic brine produced by Asahi Kasei contain hypochlorite ions? - HCBBS Forum
50. Crystallizer residence time - HCBBS Forum
51. January 2016: Soda ash production and consumption by enterprises nationwide - HCBBS Forum
52. Calculation of heat exchange area for liquid chlorine vaporizer - HCBBS Forum
53. Seeking help with the design of a caustic soda production line using the causticization process - HCBBS Forum
54. Black foreign matter in soda ash - HCBBS Forum
55. Why is sodium carbonate used to absorb sulfur dioxide in the synthesis of sodium sulfite, instead of sodium hydroxide? - HCBBS Forum
56. What is the role of the air seal in the screw CO2 compressors used in soda ash production? - HCBBS Forum
57. Iron analysis in saline water - HCBBS Forum
58. I would like to ask what are the reasons for the flame in the hydrochloric acid synthesis furnace and the yellowing of hydrochloric acid? - HCBBS Forum
59. Membrane separation technology that can be used for environmental protection in soda ash plants - HCBBS Forum
60. Problems exist in the production process of p-chlorobenzaldehyde - HCBBS Forum
61. The relationship between current efficiency and cell voltage in ion membrane electrolyzers - HCBBS Forum
62. Skid-mounted equipment - HCBBS Forum
63. Soda ash section communication* Guidance post—please ask the soda ash moderator to edit it in time - HCBBS Forum
64. How to calculate the solubility of sodium carbonate using ASPEN? - HCBBS Forum
65. Another one-million-ton soda ash project is coming up! - HCBBS Forum
66. What can be used to neutralize sodium hydroxide after it has corroded the stone? - HCBBS Forum
67. Continuing education materials for personnel in the soda ash industry - HCBBS Forum
68. New ideas for circulating water treatment, published in Soda Ash Industry Issue 3, 2016 - HCBBS Forum
69. [Wanshang TV] Morning update on the chlor-alkali market as of July 24　 - HCBBS Forum
70. What’s the current price of soda ash? - HCBBS Forum
71. National soda ash production and ammonium chloride production in May 2014 (by enterprise, by province) - HCBBS Forum
72. What factors cause the monomer to be unqualified during startup and shutdown processes? - HCBBS Forum
73. Formula for calculating the cost of producing soda ash via the ammonia-soda process - HCBBS Forum
74. The issue of hydrochloric acid concentration - HCBBS Forum
75. Dear sea friends, if you have come into contact with caustic soda, please leave your footprint! What kind of process are you working on that requires caustic soda? - HCBBS Forum
76. Soda ash issue in the aerobic tank of the AAO process - HCBBS Forum
77. electrolyzer - HCBBS Forum
78. Fluorinated bellows control valve with maximum diameter - HCBBS Forum
79. Production conditions and applications of super-heavy soda ash - HCBBS Forum
80. Ion-exchange membrane caustic soda High-purity hydrochloric acid - HCBBS Forum
81. Safety of equipment and facilities - HCBBS Forum
82. Help: Specifications for coke used in the ammonia-alkali process - HCBBS Forum
83. How to perform cascade control of alkali concentration - HCBBS Forum
84. Oxygen content in single-tank chlorine - HCBBS Forum
85. Soda ash industry in northwest region seeks cooperation - HCBBS Forum
86. Production of food additive caustic soda - HCBBS Forum
87. How does the precipitated mass change when an excess of sodium carbonate solution is added to acidic wastewater? - HCBBS Forum
88. Personnel allocation - HCBBS Forum
89. Regarding the shutdown of the chlor-alkali plant due to power outage! ! ! ! - HCBBS Forum
90. Will there be excessive metal ions if neutralized with soda ash after pickling? - HCBBS Forum
91. Seeking help with knowledge regarding HCL - HCBBS Forum
92. Chemical reaction rate when sodium carbonate solution reacts with hydrogen sulfide - HCBBS Forum
93. Sodium carbonate and sodium sulfate are separated using a carbonization tower - HCBBS Forum
94. Are there any users of vertical shell-and-tube liquid chlorine vaporizers? - HCBBS Forum
95. A method for dealing with waste chlorine gas and accidental chlorine gas that does not require the use of caustic soda, does not produce sodium hypochlorite, and does not generate any other chlorinated by-products... - HCBBS Forum
96. Equipment management software and mobile app system - HCBBS Forum
97. Soda ash plummets to 1,000 yuan per ton, caustic soda is even more tragic - HCBBS Forum
98. Would you be willing to use the waste hydrogen from chlor-alkali plants to generate electricity in fuel cells? - HCBBS Forum
99. Looking for special valves for imported chlorine gas. Valve brands for ammonia - HCBBS Forum
100. Hydrogen compressor - HCBBS Forum