Acid Waste | Environmental XPRT
Articles & Whitepapers
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The solutions for acid-base waste gas treatment
Source of acid-base waste gas In some processes that use nitric acid or mixed acid containing nitric acid, such as aluminum pickling, copper pickling, stainless steel pickling, single crystal silicon and polysilicon pickling, diamond pickling, etc., or where nitrates are decomposed, there are often a large number of NOx waste gas (yellow smoke) is discharged. Due to the violent reaction, the ...
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Acid Gas Removal Unit
What is acid gas? Very strictly speaking, an acid gas is any gaseous compound that forms an acidic solution when dissolved in water. While there are many types of acid gases, the most prevalent are ...
News
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Use ECO Funnel® to segregate your waste streams
Now you can segregate your waste streams with color-coded ECO Funnels. https://www.calpaclab.com/eco-funnels/We offer both our Original and new EF2 ECO Funnels (8" models only) in four different lid colors to keep incompatible waste streams ...
Ion Exchange Resins for Water Purification, Metal Separation, Catalysis, and Column Chromatography
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Successful launch of STCs latest turnkey plant
Equipment & Solutions
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Showcase
Phosphoric Acid Recovery System
The DPU System recovers phosphoric acid and mixed acids in aluminum finishing operations. The system combines a cation resin bed with a water elutable resin bed to economically remove dissolved aluminum from phosphoric acid rinse water, which then concentrates phosphoric acid up to 85% to be reused.
