1 High Purity Hydrogen Market Overview 1.1 Product Overview and Scope of High Purity Hydrogen 1.2 High Purity Hydrogen Segment by Type 1.2.1 Global High Purity Hydrogen Market Size Growth Rate Analysis by Type 2021 VS 2027 1.2.2 99.9-99.99% 1.2.3 99.99-99.999% 1.2.4 More Than 99.999% 1.3 High Purity Hydrogen Segment by Application 1.3.1 Global High Purity Hydrogen Consumption Comparison by Application: 2016 VS 2021 VS 2027 1.3.2 Refining 1.3.3 Chemical 1.3.4 Electronics 1.3.5 Metallurgy 1.3.6 Others 1.4 Global Market Growth Prospects 1.4.1 Global High Purity Hydrogen Revenue Estimates and Forecasts (2016-2027) 1.4.2 Global High Purity Hydrogen Production Capacity Estimates and Forecasts (2016-2027) 1.4.3 Global High Purity Hydrogen Production Estimates and Forecasts (2016-2027) 1.5 Global Market Size by Region 1.5.1 Global High Purity Hydrogen Market Size Estimates and Forecasts by Region: 2016 VS 2021 VS 2027 1.5.2 North America High Purity Hydrogen Estimates and Forecasts (2016-2027) 1.5.3 Europe High Purity Hydrogen Estimates and Forecasts (2016-2027) 1.5.4 China High Purity Hydrogen Estimates and Forecasts (2016-2027) 1.5.5 Japan High Purity Hydrogen Estimates and Forecasts (2016-2027) 2 Market Competition by Manufacturers 2.1 Global High Purity Hydrogen Production Capacity Market Share by Manufacturers (2016-2021) 2.2 Global High Purity Hydrogen Revenue Market Share by Manufacturers (2016-2021) 2.3 High Purity Hydrogen Market Share by Company Type (Tier 1, Tier 2 and Tier 3) 2.4 Global High Purity Hydrogen Average Price by Manufacturers (2016-2021) 2.5 Manufacturers High Purity Hydrogen Production Sites, Area Served, Product Types 2.6 High Purity Hydrogen Market Competitive Situation and Trends 2.6.1 High Purity Hydrogen Market Concentration Rate 2.6.2 Global 5 and 10 Largest High Purity Hydrogen Players Market Share by Revenue 2.6.3 Mergers & Acquisitions, Expansion 3 Production and Capacity by Region 3.1 Global Production Capacity of High Purity Hydrogen Market Share by Region (2016-2021) 3.2 Global High Purity Hydrogen Revenue Market Share by Region (2016-2021) 3.3 Global High Purity Hydrogen Production Capacity, Revenue, Price and Gross Margin (2016-2021) 3.4 North America High Purity Hydrogen Production 3.4.1 North America High Purity Hydrogen Production Growth Rate (2016-2021) 3.4.2 North America High Purity Hydrogen Production Capacity, Revenue, Price and Gross Margin (2016-2021) 3.5 Europe High Purity Hydrogen Production 3.5.1 Europe High Purity Hydrogen Production Growth Rate (2016-2021) 3.5.2 Europe High Purity Hydrogen Production Capacity, Revenue, Price and Gross Margin (2016-2021) 3.6 China High Purity Hydrogen Production 3.6.1 China High Purity Hydrogen Production Growth Rate (2016-2021) 3.6.2 China High Purity Hydrogen Production Capacity, Revenue, Price and Gross Margin (2016-2021) 3.7 Japan High Purity Hydrogen Production 3.7.1 Japan High Purity Hydrogen Production Growth Rate (2016-2021) 3.7.2 Japan High Purity Hydrogen Production Capacity, Revenue, Price and Gross Margin (2016-2021) 4 Global High Purity Hydrogen Consumption by Region 4.1 Global High Purity Hydrogen Consumption by Region 4.1.1 Global High Purity Hydrogen Consumption by Region 4.1.2 Global High Purity Hydrogen Consumption Market Share by Region 4.2 North America 4.2.1 North America High Purity Hydrogen Consumption by Country 4.2.2 U.S. 4.2.3 Canada 4.3 Europe 4.3.1 Europe High Purity Hydrogen Consumption by Country 4.3.2 Germany 4.3.3 France 4.3.4 U.K. 4.3.5 Italy 4.3.6 Russia 4.4 Asia Pacific 4.4.1 Asia Pacific High Purity Hydrogen Consumption by Region 4.4.2 China 4.4.3 Japan 4.4.4 South Korea 4.4.5 Taiwan 4.4.6 Southeast Asia 4.4.7 India 4.4.8 Australia 4.5 Latin America 4.5.1 Latin America High Purity Hydrogen Consumption by Country 4.5.2 Mexico 4.5.3 Brazil 5 Production, Revenue, Price Trend by Type 5.1 Global High Purity Hydrogen Production Market Share by Type (2016-2021) 5.2 Global High Purity Hydrogen Revenue Market Share by Type (2016-2021) 5.3 Global High Purity Hydrogen Price by Type (2016-2021) 6 Consumption Analysis by Application 6.1 Global High Purity Hydrogen Consumption Market Share by Application (2016-2021) 6.2 Global High Purity Hydrogen Consumption Growth Rate by Application (2016-2021) 7 Key Companies Profiled 7.1 Linde Group 7.1.1 Linde Group High Purity Hydrogen Corporation Information 7.1.2 Linde Group High Purity Hydrogen Product Portfolio 7.1.3 Linde Group High Purity Hydrogen Production Capacity, Revenue, Price and Gross Margin (2016-2021) 7.1.4 Linde Group Main Business and Markets Served 7.1.5 Linde Group Recent Developments/Updates 7.2 Air Liquide 7.2.1 Air Liquide High Purity Hydrogen Corporation Information 7.2.2 Air Liquide High Purity Hydrogen Product Portfolio 7.2.3 Air Liquide High Purity Hydrogen Production Capacity, Revenue, Price and Gross Margin (2016-2021) 7.2.4 Air Liquide Main Business and Markets Served 7.2.5 Air Liquide Recent Developments/Updates 7.3 Air Products 7.3.1 Air Products High Purity Hydrogen Corporation Information 7.3.2 Air Products High Purity Hydrogen Product Portfolio 7.3.3 Air Products High Purity Hydrogen Production Capacity, Revenue, Price and Gross Margin (2016-2021) 7.3.4 Air Products Main Business and Markets Served 7.3.5 Air Products Recent Developments/Updates 7.4 Air Water 7.4.1 Air Water High Purity Hydrogen Corporation Information 7.4.2 Air Water High Purity Hydrogen Product Portfolio 7.4.3 Air Water High Purity Hydrogen Production Capacity, Revenue, Price and Gross Margin (2016-2021) 7.4.4 Air Water Main Business and Markets Served 7.4.5 Air Water Recent Developments/Updates 7.5 Taiyo Nippon Sanso 7.5.1 Taiyo Nippon Sanso High Purity Hydrogen Corporation Information 7.5.2 Taiyo Nippon Sanso High Purity Hydrogen Product Portfolio 7.5.3 Taiyo Nippon Sanso High Purity Hydrogen Production Capacity, Revenue, Price and Gross Margin (2016-2021) 7.5.4 Taiyo Nippon Sanso Main Business and Markets Served 7.5.5 Taiyo Nippon Sanso Recent Developments/Updates 7.6 Messer Group 7.6.1 Messer Group High Purity Hydrogen Corporation Information 7.6.2 Messer Group High Purity Hydrogen Product Portfolio 7.6.3 Messer Group High Purity Hydrogen Production Capacity, Revenue, Price and Gross Margin (2016-2021) 7.6.4 Messer Group Main Business and Markets Served 7.6.5 Messer Group Recent Developments/Updates 7.7 Yingde Gases 7.7.1 Yingde Gases High Purity Hydrogen Corporation Information 7.7.2 Yingde Gases High Purity Hydrogen Product Portfolio 7.7.3 Yingde Gases High Purity Hydrogen Production Capacity, Revenue, Price and Gross Margin (2016-2021) 7.7.4 Yingde Gases Main Business and Markets Served 7.7.5 Yingde Gases Recent Developments/Updates 8 High Purity Hydrogen Manufacturing Cost Analysis 8.1 High Purity Hydrogen Key Raw Materials Analysis 8.1.1 Key Raw Materials 8.1.2 Key Raw Materials Price Trend 8.1.3 Key Suppliers of Raw Materials 8.2 Proportion of Manufacturing Cost Structure 8.3 Manufacturing Process Analysis of High Purity Hydrogen 8.4 High Purity Hydrogen Industrial Chain Analysis 9 Marketing Channel, Distributors and Customers 9.1 Marketing Channel 9.2 High Purity Hydrogen Distributors List 9.3 High Purity Hydrogen Customers 10 Market Dynamics 10.1 High Purity Hydrogen Industry Trends 10.2 High Purity Hydrogen Growth Drivers 10.3 High Purity Hydrogen Market Challenges 10.4 High Purity Hydrogen Market Restraints 11 Production and Supply Forecast 11.1 Global Forecasted Production of High Purity Hydrogen by Region (2022-2027) 11.2 North America High Purity Hydrogen Production, Revenue Forecast (2022-2027) 11.3 Europe High Purity Hydrogen Production, Revenue Forecast (2022-2027) 11.4 China High Purity Hydrogen Production, Revenue Forecast (2022-2027) 11.5 Japan High Purity Hydrogen Production, Revenue Forecast (2022-2027) 12 Consumption and Demand Forecast 12.1 Global Forecasted Demand Analysis of High Purity Hydrogen 12.2 North America Forecasted Consumption of High Purity Hydrogen by Country 12.3 Europe Market Forecasted Consumption of High Purity Hydrogen by Country 12.4 Asia Pacific Market Forecasted Consumption of High Purity Hydrogen by Region 12.5 Latin America Forecasted Consumption of High Purity Hydrogen by Country 13 Forecast by Type and by Application (2022-2027) 13.1 Global Production, Revenue and Price Forecast by Type (2022-2027) 13.1.1 Global Forecasted Production of High Purity Hydrogen by Type (2022-2027) 13.1.2 Global Forecasted Revenue of High Purity Hydrogen by Type (2022-2027) 13.1.3 Global Forecasted Price of High Purity Hydrogen by Type (2022-2027) 13.2 Global Forecasted Consumption of High Purity Hydrogen by Application (2022-2027) 14 Research Finding and Conclusion 15 Methodology and Data Source 15.1 Methodology/Research Approach 15.1.1 Research Programs/Design 15.1.2 Market Size Estimation 15.1.3 Market Breakdown and Data Triangulation 15.2 Data Source 15.2.1 Secondary Sources 15.2.2 Primary Sources 15.3 Author List 15.4 Disclaimer

List of Tables Table 1. Global High Purity Hydrogen Market Size by Type (K MT) & (US$ Million) (2021 VS 2027) Table 2. Global High Purity Hydrogen Consumption (K MT) Comparison by Application: 2016 VS 2021 VS 2027 Table 3. High Purity Hydrogen Market Size Comparison by Region: 2016 VS 2021 VS 2027 Table 4. Global High Purity Hydrogen Production Capacity (K MT) by Manufacturers Table 5. Global High Purity Hydrogen Production (K MT) by Manufacturers (2016-2021) Table 6. Global High Purity Hydrogen Production Market Share by Manufacturers (2016-2021) Table 7. Global High Purity Hydrogen Revenue (US$ Million) by Manufacturers (2016-2021) Table 8. Global High Purity Hydrogen Revenue Share by Manufacturers (2016-2021) Table 9. Company Type (Tier 1, Tier 2 and Tier 3) & (based on the Revenue in High Purity Hydrogen as of 2020) Table 10. Global Market High Purity Hydrogen Average Price (US$/Ton) of Key Manufacturers (2016-2021) Table 11. Manufacturers High Purity Hydrogen Production Sites and Area Served Table 12. Manufacturers High Purity Hydrogen Product Types Table 13. Mergers & Acquisitions, Expansion Table 14. Global High Purity Hydrogen Production Capacity (K MT) by Region (2016-2021) Table 15. Global High Purity Hydrogen Production (K MT) by Region (2016-2021) Table 16. Global High Purity Hydrogen Revenue (US$ Million) by Region (2016-2021) Table 17. Global High Purity Hydrogen Revenue Market Share by Region (2016-2021) Table 18. Global High Purity Hydrogen Production Capacity (K MT), Revenue (US$ Million), Price (US$/Ton) and Gross Margin (2016-2021) Table 19. North America High Purity Hydrogen Production Capacity (K MT), Revenue (US$ Million), Price (US$/Ton) and Gross Margin (2016-2021) Table 20. Europe High Purity Hydrogen Production (K MT), Revenue (US$ Million), Price (US$/Ton) and Gross Margin (2016-2021) Table 21. China High Purity Hydrogen Production Capacity (K MT), Revenue (US$ Million), Price (US$/Ton) and Gross Margin (2016-2021) Table 22. Japan High Purity Hydrogen Production Capacity (K MT), Revenue (US$ Million), Price (US$/Ton) and Gross Margin (2016-2021) Table 23. Global High Purity Hydrogen Consumption Market by Region (2016-2021) & (K MT) Table 24. Global High Purity Hydrogen Consumption Market Share by Region (2016-2021) Table 25. North America High Purity Hydrogen Consumption by Country (2016-2021) & (K MT) Table 26. Europe High Purity Hydrogen Consumption by Country (2016-2021) & (K MT) Table 27. Asia Pacific High Purity Hydrogen Consumption by Region (2016-2021) & (K MT) Table 28. Latin America High Purity Hydrogen Consumption by Countries (2016-2021) & (K MT) Table 29. Global High Purity Hydrogen Production (K MT) by Type (2016-2021) Table 30. Global High Purity Hydrogen Production Market Share by Type (2016-2021) Table 31. Global High Purity Hydrogen Revenue (US$ Million) by Type (2016-2021) Table 32. Global High Purity Hydrogen Revenue Share by Type (2016-2021) Table 33. Global High Purity Hydrogen Price (US$/Ton) by Type (2016-2021) Table 34. Global High Purity Hydrogen Consumption by Application (2016-2021) & (K MT) Table 35. Global High Purity Hydrogen Consumption Market Share by Application (2016-2021) Table 36. Global High Purity Hydrogen Consumption Growth Rate by Application (2016-2021) Table 37. Linde Group High Purity Hydrogen Corporation Information Table 38. Linde Group Specification and Application Table 39. Linde Group High Purity Hydrogen Production Capacity (K MT), Revenue (US$ Million), Price (US$/Ton) and Gross Margin (2016-2021) Table 40. Linde Group Main Business and Markets Served Table 41. Linde Group Recent Developments/Updates Table 42. Air Liquide High Purity Hydrogen Corporation Information Table 43. Air Liquide Specification and Application Table 44. Air Liquide High Purity Hydrogen Production Capacity (K MT), Revenue (US$ Million), Price (US$/Ton) and Gross Margin (2016-2021) Table 45. Air Liquide Main Business and Markets Served Table 46. Air Liquide Recent Developments/Updates Table 47. Air Products High Purity Hydrogen Corporation Information Table 48. Air Products Specification and Application Table 49. Air Products High Purity Hydrogen Production Capacity (K MT), Revenue (US$ Million), Price (US$/Ton) and Gross Margin (2016-2021) Table 50. Air Products Main Business and Markets Served Table 51. Air Products Recent Developments/Updates Table 52. Air Water High Purity Hydrogen Corporation Information Table 53. Air Water Specification and Application Table 54. Air Water High Purity Hydrogen Production Capacity (K MT), Revenue (US$ Million), Price (US$/Ton) and Gross Margin (2016-2021) Table 55. Air Water Main Business and Markets Served Table 56. Air Water Recent Developments/Updates Table 57. Taiyo Nippon Sanso High Purity Hydrogen Corporation Information Table 58. Taiyo Nippon Sanso Specification and Application Table 59. Taiyo Nippon Sanso High Purity Hydrogen Production Capacity (K MT), Revenue (US$ Million), Price (US$/Ton) and Gross Margin (2016-2021) Table 60. Taiyo Nippon Sanso Main Business and Markets Served Table 61. Taiyo Nippon Sanso Recent Developments/Updates Table 62. Messer Group High Purity Hydrogen Corporation Information Table 63. Messer Group Specification and Application Table 64. Messer Group High Purity Hydrogen Production Capacity (K MT), Revenue (US$ Million), Price (US$/Ton) and Gross Margin (2016-2021) Table 65. Messer Group Main Business and Markets Served Table 66. Messer Group Recent Developments/Updates Table 67. Yingde Gases High Purity Hydrogen Corporation Information Table 68. Yingde Gases Specification and Application Table 69. Yingde Gases High Purity Hydrogen Production Capacity (K MT), Revenue (US$ Million), Price (US$/Ton) and Gross Margin (2016-2021) Table 70. Yingde Gases Main Business and Markets Served Table 71. Yingde Gases Recent Developments/Updates Table 72. Production Base and Market Concentration Rate of Raw Material Table 73. Key Suppliers of Raw Materials Table 74. High Purity Hydrogen Distributors List Table 75. High Purity Hydrogen Customers List Table 76. High Purity Hydrogen Market Trends Table 77. High Purity Hydrogen Growth Drivers Table 78. High Purity Hydrogen Market Challenges Table 79. High Purity Hydrogen Market Restraints Table 80. Global High Purity Hydrogen Production (K MT) Forecast by Region (2022-2027) Table 81. North America High Purity Hydrogen Consumption Forecast by Country (2022-2027) & (K MT) Table 82. Europe High Purity Hydrogen Consumption Forecast by Country (2022-2027) & (K MT) Table 83. Asia Pacific High Purity Hydrogen Consumption Forecast by Region (2022-2027) & (K MT) Table 84. Latin America High Purity Hydrogen Consumption Forecast by Country (2022-2027) & (K MT) Table 85. Global High Purity Hydrogen Production Forecast by Type (2022-2027) & (K MT) Table 86. Global High Purity Hydrogen Revenue Forecast by Type (2022-2027) & (US$ Million) Table 87. Global High Purity Hydrogen Price Forecast by Type (2022-2027) & (US$/Ton) Table 88. Global High Purity Hydrogen Consumption (K MT) Forecast by Application (2022-2027) Table 89. Research Programs/Design for This Report Table 90. Key Data Information from Secondary Sources Table 91. Key Data Information from Primary Sources List of Figures Figure 1. Product Picture of High Purity Hydrogen Figure 2. Global High Purity Hydrogen Market Share by Type: 2020 VS 2027 Figure 3. 99.9-99.99% Product Picture Figure 4. 99.99-99.999% Product Picture Figure 5. More Than 99.999% Product Picture Figure 6. Global High Purity Hydrogen Market Share by Application: 2020 VS 2027 Figure 7. Refining Figure 8. Chemical Figure 9. Electronics Figure 10. Metallurgy Figure 11. Others Figure 12. Global High Purity Hydrogen Revenue (US$ Million), 2016 VS 2021 VS 2027 Figure 13. Global High Purity Hydrogen Revenue (US$ Million) (2016-2027) Figure 14. Global High Purity Hydrogen Production Capacity (K MT) & (2016-2027) Figure 15. Global High Purity Hydrogen Production (K MT) & (2016-2027) Figure 16. North America High Purity Hydrogen Revenue (US$ Million) and Growth Rate (2016-2027) Figure 17. Europe High Purity Hydrogen Revenue (US$ Million) and Growth Rate (2016-2027) Figure 18. China High Purity Hydrogen Revenue (US$ Million) and Growth Rate (2016-2027) Figure 19. Japan High Purity Hydrogen Revenue (US$ Million) and Growth Rate (2016-2027) Figure 20. High Purity Hydrogen Production Share by Manufacturers in 2020 Figure 21. Global High Purity Hydrogen Revenue Share by Manufacturers in 2020 Figure 22. High Purity Hydrogen Market Share by Company Type (Tier 1, Tier 2 and Tier 3): 2016 VS 2020 Figure 23. Global Market High Purity Hydrogen Average Price (US$/Ton) of Key Manufacturers in 2020 Figure 24. The Global 5 and 10 Largest Players: Market Share by High Purity Hydrogen Revenue in 2020 Figure 25. Global High Purity Hydrogen Production Market Share by Region (2016-2021) Figure 26. North America High Purity Hydrogen Production (K MT) Growth Rate (2016-2021) Figure 27. Europe High Purity Hydrogen Production (K MT) Growth Rate (2016-2021) Figure 28. China High Purity Hydrogen Production (K MT) Growth Rate (2016-2021) Figure 29. Japan High Purity Hydrogen Production (K MT) Growth Rate (2016-2021) Figure 30. Global High Purity Hydrogen Consumption Market Share by Region (2016-2021) Figure 31. Global High Purity Hydrogen Consumption Market Share by Region in 2020 Figure 32. North America High Purity Hydrogen Consumption and Growth Rate (2016-2021) & (K MT) Figure 33. North America High Purity Hydrogen Consumption Market Share by Country in 2020 Figure 34. Canada High Purity Hydrogen Consumption Growth Rate (2016-2021) & (K MT) Figure 35. U.S. High Purity Hydrogen Consumption Growth Rate (2016-2021) & (K MT) Figure 36. Europe High Purity Hydrogen Consumption Growth Rate (2016-2021) & (K MT) Figure 37. Europe High Purity Hydrogen Consumption Market Share by Country in 2020 Figure 38. Germany America High Purity Hydrogen Consumption and Growth Rate (2016-2021) & (K MT) Figure 39. France High Purity Hydrogen Consumption and Growth Rate (2016-2021) & (K MT) Figure 40. U.K. High Purity Hydrogen Consumption and Growth Rate (2016-2021) & (K MT) Figure 41. Italy High Purity Hydrogen Consumption and Growth Rate (2016-2021) & (K MT) Figure 42. Russia High Purity Hydrogen Consumption and Growth Rate (2016-2021) & (K MT) Figure 43. Asia Pacific High Purity Hydrogen Consumption and Growth Rate (2016-2021) & (K MT) Figure 44. Asia Pacific High Purity Hydrogen Consumption Market Share by Regions in 2020 Figure 45. China High Purity Hydrogen Consumption and Growth Rate (2016-2021) & (K MT) Figure 46. Japan High Purity Hydrogen Consumption and Growth Rate (2016-2021) & (K MT) Figure 47. South Korea High Purity Hydrogen Consumption and Growth Rate (2016-2021) & (K MT) Figure 48. Taiwan High Purity Hydrogen Consumption and Growth Rate (2016-2021) & (K MT) Figure 49. Southeast Asia High Purity Hydrogen Consumption and Growth Rate (2016-2021) & (K MT) Figure 50. India High Purity Hydrogen Consumption and Growth Rate (2016-2021) & (K MT) Figure 51. Australia High Purity Hydrogen Consumption and Growth Rate (2016-2021) & (K MT) Figure 52. Latin America High Purity Hydrogen Consumption and Growth Rate (2016-2021) & (K MT) Figure 53. Latin America High Purity Hydrogen Consumption Market Share by Country in 2020 Figure 54. Mexico High Purity Hydrogen Consumption and Growth Rate (2016-2021) & (K MT) Figure 55. Brazil High Purity Hydrogen Consumption and Growth Rate (2016-2021) & (K MT) Figure 56. Production Market Share of High Purity Hydrogen by Type (2016-2021) Figure 57. Production Market Share of High Purity Hydrogen by Type in 2020 Figure 58. Revenue Share of High Purity Hydrogen by Type (2016-2021) Figure 59. Revenue Market Share of High Purity Hydrogen by Type in 2020 Figure 60. Global High Purity Hydrogen Consumption Market Share by Application (2016-2021) Figure 61. Global High Purity Hydrogen Consumption Market Share by Application in 2020 Figure 62. Global High Purity Hydrogen Consumption Growth Rate by Application (2016-2021) Figure 63. Key Raw Materials Price Trend Figure 64. Manufacturing Cost Structure of High Purity Hydrogen Figure 65. Manufacturing Process Analysis of High Purity Hydrogen Figure 66. High Purity Hydrogen Industrial Chain Analysis Figure 67. Channels of Distribution Figure 68. Distributors Profiles Figure 69. Global High Purity Hydrogen Production Market Share Forecast by Region (2022-2027) Figure 70. North America High Purity Hydrogen Production (K MT) Growth Rate Forecast (2022-2027) Figure 71. Europe High Purity Hydrogen Production (K MT) Growth Rate Forecast (2022-2027) Figure 72. China High Purity Hydrogen Production (K MT) Growth Rate Forecast (2022-2027) Figure 73. Japan High Purity Hydrogen Production (K MT) Growth Rate Forecast (2022-2027) Figure 74. Global Forecasted Demand Analysis of High Purity Hydrogen (2015-2027) & (K MT) Figure 75. Global High Purity Hydrogen Production Market Share Forecast by Type (2022-2027) Figure 76. Global High Purity Hydrogen Revenue Market Share Forecast by Type (2022-2027) Figure 77. Global High Purity Hydrogen Consumption Forecast by Application (2022-2027) Figure 78. Bottom-up and Top-down Approaches for This Report Figure 79. Data Triangulation