4.1 sulfuric acid bath Management
4.1.1 formulated a content of 180g / l sulfuric acid bath of 4.5 m3 Location: Room with acid with acid tank: about 5 m3 steps: 1 add 1.5 cubic meters of water for industrial use 2 open. the circulation pump 3 to add 480kg of concentrated sulfuric acid (about 370L) 4. 1.5 m3 of industrial water added 5 240kg was added concentrated sulfuric acid (about 185L) 6. 0.8 m3 of industrial water added 7 circulation pump, the sample to laboratory for analysis (detected density) if the density is low, according to 180g / l of concentrated sulfuric acid added is calculated content standards adjusted1 formulated a content 180g / l sulfuric acid bath of 4.5 m3 Location: Room with acid with acid tank: about 5 m3 steps: 1 add 1.5 cubic meters of water for industrial use . 2 Turn the circulation pump . 3 add 480kg of Concentrated sulfuric acid (approximately 370L) 4. adding 1.5 cubic meters of industrial water 5. adding 240kg of concentrated sulfuric acid (approximately 185L) 6. adding 0.8 cubic meters of industrial water 7. circulation pump, sample to the laboratory for analysis (density detection ) If the density is low, according to 180g / l of concentrated sulfuric acid added is calculated content standards adjusted1 formulated a content 180g / l sulfuric acid bath of 4.5 m3 Location: Room with acid with acid tank: about 5 m3 steps: 1 add 1.5 cubic meters of water for industrial use . 2 Turn the circulation pump . 3 add 480kg of Concentrated sulfuric acid (approximately 370L) 4. adding 1.5 cubic meters of industrial water 5. adding 240kg of concentrated sulfuric acid (approximately 185L) 6. adding 0.8 cubic meters of industrial water 7. circulation pump, sample to the laboratory for analysis (density detection ) If the density is low, according to 180g / l of concentrated sulfuric acid added is calculated content standards adjusted About 5 m3 steps: 1 add 1.5 cubic meters of industrial water circulation pump 2. 3 add 480kg of concentrated sulfuric acid (approximately 370L). 4 add 1.5 cubic meters of water for industrial use. 5 join 240kg of concentrated sulfuric acid (approximately. 185L) 6. 0.8 m3 of industrial water added 7 circulation pump, the sample to the laboratory for analysis (detected density) if the density is low, according to 180g / l of concentrated sulfuric acid added is calculated content standards adjusted About 5 m3 steps: 1 add 1.5 cubic meters of industrial water circulation pump 2. 3 add 480kg of concentrated sulfuric acid (approximately 370L). 4 add 1.5 cubic meters of water for industrial use. 5 join 240kg of concentrated sulfuric acid (approximately. 185L) 6. 0.8 m3 of industrial water added 7 circulation pump, the sample to the laboratory for analysis (detected density) if the density is low, according to 180g / l of concentrated sulfuric acid added is calculated content standards adjusted5 m3 of industrial water 5 240kg was added concentrated sulfuric acid (about 185L) 6. 0.8 m3 of industrial water added 7 circulation pump, the sample to the laboratory for analysis (detected density) if the density is low, according to 180g / l of concentrated sulfuric acid added is calculated content standards adjusted5 m3 of industrial water 5 240kg was added concentrated sulfuric acid (about 185L) 6. 0.8 m3 of industrial water added 7 circulation pump, the sample to the laboratory for analysis (detected density) if the density is low, according to 180g / l of concentrated sulfuric acid added is calculated content standards adjusted
If the density is too high, according to 180g / l content of the standardized industrial water added was adjusted.
8 After adjusting resampled to laboratories for analysis, and so on, until the bath will be adjusted to the standard value
9. stopped circulating pump.
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