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    We have a product that will work with Aluminum....

    We have a product that will work with Aluminum. Looking forward to your call or e-mail.


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  2. You never leave acid on a stainless steel surface...

    You never leave acid on a stainless steel surface and allow it to air dry. This recommendation is plain wrong and may lead to corrosion in your equipment. Stainless steel can be passivation using two...
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    We have a caustic based foam cleaner that is used...

    We have a caustic based foam cleaner that is used for cleaning smoke houses. As long as it is used on stainless steel, you should be able to get the stains off, assuming it is soot.

    Sometimes the...
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    Assuming the components contacted by the chemical...

    Assuming the components contacted by the chemical solution are all made of stainless steel, you want to use either a chlorinated alkaline cleaner or a caustic with an oxidative additive that is...
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    Yes, a strong passivation should reverse the...

    Yes, a strong passivation should reverse the stain. This is unusual and I have only seen this phenomenon when cleaning solution drips on hot piping.


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    Consecutive batches can be just rinsed as long as...

    Consecutive batches can be just rinsed as long as it is just the brewing equipment. The heat exchanger is tricky since it is the primary source of micro contamination in a brewery. The difference of...
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    Do not allow acid or any other chemical to dry in...

    Do not allow acid or any other chemical to dry in your tanks. This will damage your equipment.

    The contact with the acid does the actual passivation and creates the chromium oxide layer. Some...
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    A few thoughts based on your post. First, start...

    A few thoughts based on your post. First, start with an ambient rinse, not hot. Hot water bakes protein deposits to the vessel and actually makes cleaning more difficult. The pre-rinse is complete...
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    Dirk from Loeffler here. I believe you are in...

    Dirk from Loeffler here. I believe you are in fact mixing up chemicals. For passivation, you want to run a caustic cycle first, rinse and then follow with a 10-15% by volume solution of Leracid K-MS...
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    While the enzyme is designed to attack biofilm,...

    While the enzyme is designed to attack biofilm, it does not act as a sanitizer. Peracetic Acid in dilute form actually does not affect aluminum and is pretty safe to use. Safer and much more cost...
  11. The small amounts of Lactic acid used to adjust...

    The small amounts of Lactic acid used to adjust pH in Brewing water should not affect your caustic to a degree that would negatively affect your cleaning results. Large amounts of CO2 (residual CO2...
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    I would recommend 2.5 Gallon F style jerrycans....

    I would recommend 2.5 Gallon F style jerrycans. Anything larger will become too heavy and they offer ez-pour options that have handles to better handle chemical jugs. They all come with caps but...
  13. Spiced beers just like root beer permeate the...

    Spiced beers just like root beer permeate the plastic and the flavor embeds itself in the plastic. Generally strong oxidizer are the only way to remove or improve such lines. I would run a food...
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    Preventive maintenance beats problems as he heat...

    Preventive maintenance beats problems as he heat exchanger is the number one source of primary infections on the brewing side. On another note, be careful when packing equipment with sanitizers and...
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    Well, this should be beer stone or calcium...

    Well, this should be beer stone or calcium oxalate as it should otherwise come out with the acids and concentrations you used. Beer stone can be stubborn. I would recommend a dedicated beer stone...
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    Before you start brewing you want to thoroughly...

    Before you start brewing you want to thoroughly clean and passivate your equipment. This generally involves running a hot caustic first to remove transportation soil and/or welding oils left over...
  17. You want to size your hose and pump based on...

    You want to size your hose and pump based on fluid velocity. For once, there is no reason to use separate beer and CIP hoses, assuming you are using sturdy brewery Grade or dairy Grade hoses. You can...
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    Dear Mike: If you wanted to follow the wine...

    Dear Mike:

    If you wanted to follow the wine industry and actually use sulfite as a sanitizer, you would need to use sulfur dioxide, which is a pretty toxic product not just to your bacteria but...
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    I would recommend using a CIP caustic in general...

    I would recommend using a CIP caustic in general combined with an oxidative additive in select applications. Bru-R-Ez and PBW are really home brew products gone commercial. They initially appeal to...
  20. We sell 70% Isopropanol FCC grade in both 55...

    We sell 70% Isopropanol FCC grade in both 55 Gallon drums and 4x1 Gallon cases. Send me an e-mail and I will happily send you a quote.
    Dirk Loeffler
    Loeffler Chemical Corporation ...
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    True, but we found that most customers using this...

    True, but we found that most customers using this product use it for spraying exterior sample valves or hose connections, etc. The product evaporates very quickly and any residue would mix with lots...
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    USP grade or medical grade isopropanol is also...

    USP grade or medical grade isopropanol is also food grade whereas industrial isopropanol is not unless it specifically states FCC or USP on the label. The alcohol in the store is a higher grade, but...
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    You can certainly make up the solution in the...

    You can certainly make up the solution in the tank and then circulate via a pump within the tank. Be cautious when using hot water with caustic as the mixing process is exothermic and splattering may...
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    It appears to be more effective because it...

    It appears to be more effective because it contains an oxidizer. To truly compare apples and apples, you would have to use a caustic with an oxidative additive.


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    PBW is really just an alkaline cleaner with an...

    PBW is really just an alkaline cleaner with an oxidative component. You can achieve the same or better results using a liquid caustic with an oxidative additive. The cost will be lower and often you...
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