English — Forum #106 (Page 7/22)

1. Reasons for large fluctuations in the liquid level of the VCM conversion hot water tank - HCBBS Forum
2. Who is the best in domestic plastic valves? - HCBBS Forum
3. Layout of belt-type alkali filter - HCBBS Forum
4. Utilization of mixed salts - HCBBS Forum
5. Consult on chlorine purification - HCBBS Forum
6. [Soda Ash Knowledge] Question of the Day (139) February 28, 2010 - HCBBS Forum
7. Sulfate content in the brine purified for soda ash production! - HCBBS Forum
8. System leak test - HCBBS Forum
9. Why does the condensate water suddenly contain a large amount of sodium carbonate during the evaporation of caustic soda? - HCBBS Forum
10. What unit is “tt” in soda ash? - HCBBS Forum
11. Question: The mutual solubility of sodium hydrosulfide and sodium carbonate in water - HCBBS Forum
12. The negative value of the EDIA potential difference continues to increase - HCBBS Forum
13. The chlor-alkali industry produces brine, and in the second half of the year (sometimes in August or September), the level of calcium ions exceeds the allowed limits - HCBBS Forum
14. Has any HaiYou user used polyaluminum chloride as a flocculant? - HCBBS Forum
15. Blockage issue of the spray valve in PVC polymerization reactors - HCBBS Forum
16. Questions regarding the pressure and temperature of liquid chlorine exhaust gas - HCBBS Forum
17. Formula for correcting slot voltage - HCBBS Forum
18. I’m looking for the electronic version of the book “Inorganic Chemical Products” by Stuart Jessop. Thank you all. - HCBBS Forum
19. [Soda Ash Knowledge] Daily Question (57) 11/29/2009 - HCBBS Forum
20. Concentration control of sodium hydroxide in chlor-alkali process - HCBBS Forum
21. [Soda Ash Knowledge] Question of the Day (96) January 7, 2010 - HCBBS Forum
22. Sodium persulfate, sodium percarbonate process design - HCBBS Forum
23. Can you explain what inevitable connection there is between sea salt and the ammonia-soda process? - HCBBS Forum
24. Soda ash manufacturers in Sichuan - HCBBS Forum
25. [Soda Ash Knowledge] Daily Question (90) 01.01.2010 - HCBBS Forum
26. Is an automatic fire alarm system necessary in the liquid chlorine production workshop? - HCBBS Forum
27. Is there any expert in the ammonia-alkali method calcination workshop? - HCBBS Forum
28. Huasu Co., Ltd.’s electronic new material products were launched - HCBBS Forum
29. A layer of yellow, viscous substance adheres to the inner wall of the chlorine-treated water mist collector and to the filter cartridges - HCBBS Forum
30. Operating procedures for preparing sodium carbonate, barium chloride, and ferric trichloride - HCBBS Forum
31. Question! ! ! What type of ball valve should be used in a strong alkaline environment (50% NaOH, temperature 140°C)? Can 316L be suitable... - HCBBS Forum
32. Where does the sodium carbonate that is produced as the alkaline solution used for absorbing synthetic exhaust gases come from? - HCBBS Forum
33. Which has a stronger basicity, sodium carbonate or ammonia water? Please provide an explanation. - HCBBS Forum
34. Statistics on chlorine-consuming products of chlor-alkali enterprises in China that do not have PVC production facilities - HCBBS Forum
35. Who has the sodium percarbonate process package? Seeking cooperation - HCBBS Forum
36. Precision chemical treatment methods - HCBBS Forum
37. Blind valve for chlor-alkali project - HCBBS Forum
38. Parking location for cranes in the electrolyzer plant building - HCBBS Forum
39. Shin-Etsu Chemical expands its PVC plant in the United States - HCBBS Forum
40. Solubility of sodium carbonate - HCBBS Forum
41. What is the best cleaning agent for coloring the anode outlet hose? - HCBBS Forum
42. Abroad, how much RMB is required to invest in a caustic soda plant with an annual production of 50,000 tons? - HCBBS Forum
43. May I ask for the methods to calculate the contents of sodium carbonate and sodium bicarbonate in the desulfurization solution, as well as the method to calculate the total alkalinity of the desulfurization solution? - HCBBS Forum
44. [Soda ash knowledge] Daily question (51) 09.11.23 - HCBBS Forum
45. Soda ash process and equipment - HCBBS Forum
46. Olin Group: Reduced ethylene production in Asia leads to tighter global caustic soda supply - HCBBS Forum
47. Chlorine system purging - HCBBS Forum
48. Seek help regarding hydrochloric acid falling film - HCBBS Forum
49. Ammonia-based soda ash - HCBBS Forum
50. Reaction between sodium hydrosulfide and sodium carbonate? - HCBBS Forum
51. Participate in the event: Comparison of various carbonization towers in soda ash industry production - HCBBS Forum
52. [Soda ash knowledge] Daily question (158) 2010.3.20 - HCBBS Forum
53. What are the processes for producing baking soda from natural soda ash? - HCBBS Forum
54. That factory has dealt with ammonium exhaust gases – what method was used? - HCBBS Forum
55. What is the difference between the combined soda-making process and the ammonia-soda process? - HCBBS Forum
56. Is the soda ash industry profitable at the moment? - HCBBS Forum
57. Why does the cell voltage increase in ion-exchange membrane cells when Shandong sea salt is used? - HCBBS Forum
58. Producing mirabilite from Glauber’s salt - HCBBS Forum
59. Shenhua Chemical has obtained a patent for a chlorine absorption device - HCBBS Forum
60. Why is magnesium removed first and then calcium in the brine purification process for chlor-alkali production? - HCBBS Forum
61. What are the uses of hydrogen in chlor-alkali industry? - HCBBS Forum
62. [Soda Ash Knowledge] Question of the Day (88) December 30, 2009 - HCBBS Forum
63. Recruitment at a Class-A design institute in Chengdu - HCBBS Forum
64. Disposal of potash alkali salt sludge - HCBBS Forum
65. [Soda Ash Knowledge] Question of the Day (121) February 1, 2010 - HCBBS Forum
66. [Soda ash knowledge] Daily question (16) 2009.10.19 - HCBBS Forum
67. Recycling of waste hydrochloric acid - HCBBS Forum
68. Approval granted for Shandong Asde’s additional 50,000 tons/year calcium formate production project - HCBBS Forum
69. Why potassium carbonate is used instead of sodium carbonate when drying anthraquinone in hydrogen peroxide? - HCBBS Forum
70. Seeking advice on the regular drainage of chlorine buffer tanks - HCBBS Forum
71. Seeking advice on the reasons for color change in high-purity acids - HCBBS Forum
72. Discuss how your chlor-alkali units carry out safety standardization work? Whether it is a diaphragm or an ion membrane. - HCBBS Forum
73. On the titration of sodium hydroxide and sodium carbonate in the alkali used for absorbing waste chlorine gas - HCBBS Forum
74. [Soda ash knowledge] Daily question (118) 2010.1.29 - HCBBS Forum
75. Regarding imported anti-stick furnace agents, besides Akzonobel, are there any other good options? - HCBBS Forum
76. Which African countries have chlor-alkali enterprises? How large is it? - HCBBS Forum
77. Problems with the SIS interlock for acetylene generator pressure - HCBBS Forum
78. Seeking information on the operating parameters of chlorine liquefaction refrigeration units (York) - HCBBS Forum
79. [Soda Ash Knowledge] Daily Question (60) 2009.12.02 - HCBBS Forum
80. How often should the anode and cathode inlet pipes of the ion-exchange membrane electrolyzer be cleaned? - HCBBS Forum
81. Sodium hypochlorite solution, a by-product of chlor-alkali production - HCBBS Forum
82. With coal-fired power as the core, the production of chlor-alkali products and PVC via the calcium carbide method is facing increasing pressure on profits; what are the alternatives? - HCBBS Forum
83. Does anyone have a table showing the freezing points of potassium hydroxide and mixed alkalis of potassium hydroxide, along with the potassium-to-sodium ratio? - HCBBS Forum
84. [Soda Ash Knowledge] Daily Question (65) 2009.12.07 - HCBBS Forum
85. With current manufacturing techniques, what level can the cost of producing baking soda from sodium chloride (solution) be brought down to? - HCBBS Forum
86. Energy-saving measures in the ammonia-alkali soda ash distillation process - HCBBS Forum
87. [Soda Ash Knowledge] Daily Question (83) 12/25/2009 - HCBBS Forum
88. Which are the companies in the chlor-alkali industry? - HCBBS Forum
89. How to handle expired chemical raw materials - HCBBS Forum
90. What equipment is suitable for the cooling crystallization of potassium chloride? Professional experts, please help! Thank you - HCBBS Forum
91. Uses of industrial sodium chloride - HCBBS Forum
92. The capacity to produce soda ash from melamine exhaust gases - HCBBS Forum
93. Dear marine industry professionals, does anyone know of any design institutes or technical firms that can handle trichloroisocyanuric acid-related work? - HCBBS Forum
94. Is there a way to reuse the sodium carbonate desulfurization ash from coke oven flue gas as waste? - HCBBS Forum
95. [Soda Ash Knowledge] Daily Question (74) 2009.12.16 - HCBBS Forum
96. Caustic soda in Jiangsu region - HCBBS Forum
97. Chlorine is not valuable anymore - HCBBS Forum
98. Upper limit for chlorine pipeline temperature - HCBBS Forum
99. I have a question regarding the consumption of sodium carbonate in refined salt - HCBBS Forum
100. Sino Salt Chemicals: Invests 360 million yuan in a pilot project for the solvent extraction of soda ash with an annual production capacity of 5 million tons - HCBBS Forum