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Author Topic: Rahr Pilsner adjustment in BW  (Read 2029 times)

Offline ynotbrusum

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Rahr Pilsner adjustment in BW
« on: October 14, 2016, 06:14:43 am »
I recall the two row as being adjusted to 5 degrees L, but is there a specific number to use for Rahr Pilsner malt?  Got a sack and brewing this weekend.
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Offline mabrungard

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Re: Rahr Pilsner adjustment in BW
« Reply #1 on: October 14, 2016, 06:23:30 am »
I don't know if you can apply that to their Pils malt. If you have a pH meter and distilled water, mash a small sample of the malt with distilled water at the proper water/grist ratio and check the resulting pH. A typical pils malt will produce a pH of about 5.7 to 5.8. If the resulting pH is lower, using the increased malt color setting would be appropriate.

Getting the base malt pH right is the most important thing for getting the overall mash pH right. Base malt is the largest percentage of the grist and has the greatest influence.
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Offline mainebrewer

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Re: Rahr Pilsner adjustment in BW
« Reply #2 on: October 15, 2016, 04:07:18 am »
Best Malz Pilsner seems to be more acidic than expected.
I've had to adjusts the color setting on my last few batches of German pils to get them to come into Brunwater predicted pH range.
I'll do the mini mash with distilled water to see where the pH falls.

What would be the expected pH range for a typical American 2-row or Maris Otter malt?
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Offline hopfenundmalz

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Re: Rahr Pilsner adjustment in BW
« Reply #3 on: October 15, 2016, 07:18:04 am »
Best Malz Pilsner seems to be more acidic than expected.
I've had to adjusts the color setting on my last few batches of German pils to get them to come into Brunwater predicted pH range.
I'll do the mini mash with distilled water to see where the pH falls.

What would be the expected pH range for a typical American 2-row or Maris Otter malt?
my mini mash came in 0.25 lower than expected, 5.55 measured vs 5.8.
Jeff Rankert
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Home-brewing, not just a hobby, it is a lifestyle!

Offline Stevie

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Re: Rahr Pilsner adjustment in BW
« Reply #4 on: October 15, 2016, 07:33:21 am »
Best Malz Pilsner seems to be more acidic than expected.
I've had to adjusts the color setting on my last few batches of German pils to get them to come into Brunwater predicted pH range.
I'll do the mini mash with distilled water to see where the pH falls.

What would be the expected pH range for a typical American 2-row or Maris Otter malt?
my mini mash came in 0.25 lower than expected, 5.55 measured vs 5.8.
So do you figure out what is expected per Bru'n water, test, and then fudge the color numbers up or down to get you closer?

Offline hopfenundmalz

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Re: Rahr Pilsner adjustment in BW
« Reply #5 on: October 15, 2016, 07:57:29 am »
Best Malz Pilsner seems to be more acidic than expected.
I've had to adjusts the color setting on my last few batches of German pils to get them to come into Brunwater predicted pH range.
I'll do the mini mash with distilled water to see where the pH falls.

What would be the expected pH range for a typical American 2-row or Maris Otter malt?
my mini mash came in 0.25 lower than expected, 5.55 measured vs 5.8.
So do you figure out what is expected per Bru'n water, test, and then fudge the color numbers up or down to get you closer?
Away from my brewing notes, but that is what you do, I think I used 5L for the color.
Jeff Rankert
AHA Lifetime Member
BJCP National
Ann Arbor Brewers Guild
Home-brewing, not just a hobby, it is a lifestyle!

Offline Stevie

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Re: Rahr Pilsner adjustment in BW
« Reply #6 on: October 15, 2016, 08:27:47 am »
Cool. Email my wife and tell her I need a pH meter.

Big Monk

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Re: Rahr Pilsner adjustment in BW
« Reply #7 on: October 16, 2016, 06:47:40 pm »
An easy way is to use the MA sheet.

What you want to do is remove all pH altering substances from the sheet. Enter the grain as 100% of the grist. Now increase or decrease the °L of the malt until the estimated pH matches the distilled water pH of the malt.

Done.

Offline mainebrewer

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Re: Rahr Pilsner adjustment in BW
« Reply #8 on: October 17, 2016, 04:54:31 am »
An easy way is to use the MA sheet.

What you want to do is remove all pH altering substances from the sheet. Enter the grain as 100% of the grist. Now increase or decrease the °L of the malt until the estimated pH matches the distilled water pH of the malt.

Done.

Thanks!
"It's not that people are ignorant, it's just that they know so much that just isn't true." Ronald Reagan