pH stabilizer -DO NOT TAKE INTERNALLY!!!

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andypettitt62

pH stabilizer -DO NOT TAKE INTERNALLY!!!

Post by andypettitt62 » Fri Jun 15, 2007 6:42 pm

I have just bought some5.2pH satbilizer, and worryingly on the label it says "do not take internally", and"if ingested induce vomiting".As Laurence Olivier once said, "is it safe?".It has to be added to the mash, does it become neutralised, and is it really necessary? I have also bought some CRS, is this better.Hoping to brew some Pen y Bont on Monday.

oblivious

Post by oblivious » Fri Jun 15, 2007 7:39 pm

Any large amount of salt will induce vomiting if taken in one go, it’s just a natural reaction to prevent serious damage to organs. See the latest bond film, he used a similar idea

steve_flack

Post by steve_flack » Fri Jun 15, 2007 9:27 pm

I wouldn't drink neat CRS either :wink:

5.2 is fine used in the recommended dose.

SteveD

Post by SteveD » Sat Jun 16, 2007 12:17 am

steve_flack wrote:I wouldn't drink neat CRS either :wink:

5.2 is fine used in the recommended dose.
Yeah, CRS, a blend of Sulphuric and Hydrochloric acids. I think 5.2 is a phosphate buffer, so phosphoric acid anyone, like in a can of coke?

CRS gets neutralised by CaHCO3 giving calcium chloride, calcium sulphate, CO2, and water, so not only does it knock out the temporary hardness but you get some beneficial salts into the bargain.

I remember a chemistry teacher at school who demonstrated neutralisation by mixing Hydrochloric acid and Caustic soda (Sodium Hydroxide), and then drinking the resulting mixture in front of shocked pupils.....he was ok, it turns into salty water.

delboy

Post by delboy » Sat Jun 16, 2007 2:37 am

Don't worry, its the lawyers at work, we sometimes have to order highly purified water into work. It comes with a MSDS data sheet that includes such chestnuts as if ingested drink copious amounts of WATER :wacko:, if in contact with the eyes......you guessed it wash with copious amounts of water etc etc for about 4 pages :wacko:
They stick the biggest amount of rubbish on the data sheets so there is no come back to them if you decide it is a good idea to spoon 6 or 7 tubs of pH 5.2 into yourself :wacko:

andypettitt62

Post by andypettitt62 » Sun Jun 17, 2007 9:11 am

as always,thanks for the help and peace of mind.I guess as long as you stick to the manufacturers instructions you can't go wrong.Looking forward to a brewday tomorrow trying out my new chemicals, high low alarm thermometer and sparging setup.

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