English — Forum #106 (Page 13/22)

1. Phosphorus chemical sector: Rising demand from both agriculture and new energy - HCBBS Forum
2. \"Safety Technical Specifications for the Production of Vinyl Chloride by Acetylene Method\" (GB 14544-2025). Effective from September 1, 2026, the rules will come into force - HCBBS Forum
3. Ammonia-alkali process carbonization tower output.... - HCBBS Forum
4. Tianyuan Co., Ltd. plans to build a project for the comprehensive utilization of waste salt to produce 200,000 tons per year of ion-exchange membrane caustic soda - HCBBS Forum
5. Seeking information on the latest capacity distribution in the soda ash industry in 2019, as well as relevant technical specifications and standards for this industry - HCBBS Forum
6. [Soda Ash Knowledge] Daily Question (58) 11/30/2009 - HCBBS Forum
7. Which standards should be referred to for the installation of liquid chlorine unloading platforms? - HCBBS Forum
8. Hydrogen impurity components from chlor-alkali production - HCBBS Forum
9. Sodium hypochlorite oxidation absorption tower - HCBBS Forum
10. What is the specific role of ORP in dechlorinating light brine? - HCBBS Forum
11. I’ve been working with HCL synthesis for some time now, but I’m not sure how the flow rate of water absorbed during the production of 31% hydrochloric acid is calculated - HCBBS Forum
12. Flow meters for saturated brine in the chlor-alkali industry? - HCBBS Forum
13. Liquid level control of the water distribution tank during the shutdown of the chlor-alkali plant - HCBBS Forum
14. Help needed: Issues with detecting nitrogen trichloride in the wastewater from liquid chlorine vaporizers - HCBBS Forum
15. [Soda Ash Knowledge] Question of the Day (12) October 15, 2009 - HCBBS Forum
16. Export of chemical products - HCBBS Forum
17. Usage of domestic membranes - HCBBS Forum
18. Seeking help with pipeline crystallization issues in the brine denitration system - HCBBS Forum
19. What is the approximate equipment investment for a project that produces around 50,000 tons of soda ash per year? - HCBBS Forum
20. Motivations and willingness for chlorine drying upgrades in chlor-alkali enterprises - HCBBS Forum
21. Excess hydrogen and chlorine in hydrochloric acid synthesis furnace - HCBBS Forum
22. Seeking purchase of 50,000 tons of Asahi Kasei or Beihua Machinery electrolyzers - HCBBS Forum
23. How much negative pressure in the cathode chamber affects the electrolyzer? - HCBBS Forum
24. Blackening of the membrane surface - HCBBS Forum
25. [Soda Ash Knowledge] Question of the Day (151) March 13, 2010 - HCBBS Forum
26. Xinjiang Tianye has been granted a utility model patent for its independently developed \"A crystallizer for oxalic acid crystallization\" - HCBBS Forum
27. Energy-saving certification in the chlor-alkali industry? - HCBBS Forum
28. Sodium carbonate is prepared by reacting flue gas from thermal power plants with caustic soda - HCBBS Forum
29. Remote monitoring device for Tianye calcium carbide furnace production line granted a patent - HCBBS Forum
30. Lump formation problem in soda ash silo plates - HCBBS Forum
31. What is the purpose of the baffle plate in an ion membrane electrolyzer? ? - HCBBS Forum
32. Generation and analysis of ammonia-alkali waste residue liquid, waste water, and waste gas - HCBBS Forum
33. The first batch of products from Qinghai Yihua’s food-grade caustic soda production upgrade project was successfully delivered - HCBBS Forum
34. 【Ten Years of Rapid Development in Chemical Processing Equipment】Successful Application of New Composite Hydrogen Peroxide Extraction Tower Tray Technology from 1507 to 2024 - HCBBS Forum
35. Calcium removal with phosphoric acid - HCBBS Forum
36. [Soda ash knowledge] Daily question (116) 2010.1.27 - HCBBS Forum
37. What procedures are required to renew a liquid chlorine cylinder license? - HCBBS Forum
38. Chlor-alkali laws and regulations - HCBBS Forum
39. [Soda ash knowledge] Daily question (75) 2009.12.17 - HCBBS Forum
40. How to perform switching operations on a triple-lobe Roots blower - HCBBS Forum
41. Regarding the content of free chlorine in high-purity acids - HCBBS Forum
42. Zhongtai Shares announces a patent for \"a heating system to prevent low-temperature cold brittleness in cold boxes\" - HCBBS Forum
43. 【Ten Years of Great Progress in Chemical Technology】The ethylene-based vinyl chloride process package with an annual production capacity of 450,000 tons, developed independently, was approved between 2027 and 2023 - HCBBS Forum
44. Question: Can soda ash plants use pure water? Please give an example. - HCBBS Forum
45. [Soda ash knowledge] Daily question (142) 2010.3.3 - HCBBS Forum
46. Reasons for low suction and discharge pressures in screw refrigeration compressors - HCBBS Forum
47. Waste liquid pipeline for the ammonia-soda process to produce soda ash - HCBBS Forum
48. Blockage in the sodium carbonate pipeline of the brine treatment system - HCBBS Forum
49. Selection of liquid caustic filter - HCBBS Forum
50. Nantong Planet Graphite - HCBBS Forum
51. Regarding the issue of brine purification - HCBBS Forum
52. Question: What causes no sludge to form at the top of a brine pretreater? - HCBBS Forum
53. Clean production standards for the soda ash industry - HCBBS Forum
54. Soda ash manufacturers in Henan - HCBBS Forum
55. What is the reason why the vaporization pressure of liquid chlorine in fine chemical reactions at atmospheric pressure is generally maintained at around 0.3 MPa? - HCBBS Forum
56. Potassium chloride prices reach 10-year high! What is the biggest variable in the market? - HCBBS Forum
57. Analysis of common failure causes in plate heat exchangers - HCBBS Forum
58. Seek help regarding the “trichloroisocyanuric acid process”” - HCBBS Forum
59. York Chiller - HCBBS Forum
60. Does potassium sulfate belong to the chlor-alkali industry? - HCBBS Forum
61. Yibin Haifeng HeRui Waste Salt Comprehensive Utilization Project for the Production of 200,000 tons per year of ion-exchange membrane caustic soda - HCBBS Forum
62. What is the size of the cells in the chlor-alkali plant? - HCBBS Forum
63. Seeking advice on the process of removing S and P using sulfuric acid - HCBBS Forum
64. Request for the detection method of calcium and magnesium ions in industrial sodium carbonate (soda ash) using inductively coupled plasma emission spectrometry - HCBBS Forum
65. Why isn’t there a daily question for the chlor-alkali sector? - HCBBS Forum
66. For sale: complete set of Woody electrolytic cells, 90% new - HCBBS Forum
67. Are there any new methods for calcium carbide dust removal other than bag filters? - HCBBS Forum
68. Soda ash manufacturing technology - HCBBS Forum
69. [Soda ash knowledge] Daily question (165) 2010.3.27 - HCBBS Forum
70. [Soda Ash Knowledge] Daily Question (132) 2010.2.12 - HCBBS Forum
71. Concentration of caustic soda used in sodium hypochlorite production - HCBBS Forum
72. Analysis of data on high-purity hydrochloric acid - HCBBS Forum
73. [Soda Ash Knowledge] Question of the Day (20), October 23, 2009 - HCBBS Forum
74. The problem of carbonization speed of sodium hydroxide and sodium carbonate - HCBBS Forum
75. Energy saving in soda ash and double-soda ash filtration systems – Turbomolecular vacuum pumps - HCBBS Forum
76. Chlor-alkali industry chlorine-consuming products - HCBBS Forum
77. Does the chlorine buffer tank need coiled tube heating? - HCBBS Forum
78. Prevention of the hazards of nitrogen trichloride in enterprises using liquid chlorine - HCBBS Forum
79. saturated vapor pressure - HCBBS Forum
80. Analysis of sodium sulfate, sodium carbonate - HCBBS Forum
81. Materials for sodium hydroxide concentration - HCBBS Forum
82. Regarding the upstream raw material for lithium battery electrolytes: thionyl chloride - HCBBS Forum
83. Is oxygen cathode technology widely used in chlor-alkali production? - HCBBS Forum
84. sodium hypochlorite - HCBBS Forum
85. Regarding the issue of electrolyzing sodium chloride wastewater - HCBBS Forum
86. The chlorine-hydrogen pressure difference in the electrolyzer is low - HCBBS Forum
87. What is the relationship between free chlorine content and the ORP analysis table? - HCBBS Forum
88. Comparison of sodium carbonate solution and sodium hydroxide solution in tail gas purification - HCBBS Forum
89. Does anyone know the professional vocabulary in the ammonia-alkali method? - HCBBS Forum
90. Hiring personnel for the soda ash industry - HCBBS Forum
91. Regarding the issue of excessive foam in the carbonization extraction liquid - HCBBS Forum
92. Chlor-alkali complete technology - HCBBS Forum
93. Seeking advice on ICP detection methods for calcium and magnesium ions in industrial sodium carbonate (soda ash) - HCBBS Forum
94. Where can I find the by-products of chemical production, namely mirabilite and Glauber’s salt? - HCBBS Forum
95. Discussion on the design of a specialized feather-leaf separator for upgrading traditional separation technologies in the ammonia absorption tower used in carbonization off-gas treatment systems for 150-caustic soda, double-alkali, and soda ash production facilities - HCBBS Forum
96. Why do dehydration filters get clogged frequently? - HCBBS Forum
97. Hydrogen production by electrolyzing water - HCBBS Forum
98. I need soda ash urgently, where can I buy it? - HCBBS Forum
99. Soda Ash Industry Moderator Recruitment Post - HCBBS Forum
100. Sodium carbonate dust recycling - HCBBS Forum