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Acetic

Acetic

(Science: chemistry) Of a pertaining to vinegar; producing vinegar; producing vinegar; as, acetic fermentation.

Pertaining to, containing, or derived from, acetyl, as acetic ether, acetic acid. The latter is the acid to which the sour taste of vinegar is due.

Origin: L. Acetum = vinegar, fr. Acere to be sour.


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Carnoy's fixation problem

... should be the original concentration of ethanol or methanol used in the preparation of Carnoy's fixative solution? I know it is alcohol: glacial acetic acid( 3:1). But what is the original concentration of the alcohol? Thank you very much :)

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by Sue4
Thu Apr 25, 2013 7:37 pm
 
Forum: Cell Biology
Topic: Carnoy's fixation problem
Replies: 0
Views: 1401

Problems making chemically competent cells

... Amount for 100ml RbCl (100mM) 1.2g MnCl2•4H2O (50mM) 0.998g Potassium acetate (30mM) 3ml (1M stock pH 7.5, 9.814g in 100ml solution, pH with acetic acid) CaCl2•2H2O (10mM) 0.15g Glycerol (15% w/v) 15g Final pH: 5.8 with dilute acetic acid. Don’t overshoot – if you do, start again RF2 Compound ...

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by lilruthc
Fri Feb 08, 2013 1:09 pm
 
Forum: Molecular Biology
Topic: Problems making chemically competent cells
Replies: 1
Views: 2550

How does pH change during sporulation? - Help

Ah, yes! I managed to find a few articles in regards to acetate production (or I guess acetic acid). Which would make sense, cause then it could go into the TCA cycle (where rise in pH likely occured). Thanks for the response either way =).

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by keetner
Thu Oct 25, 2012 6:09 pm
 
Forum: Microbiology
Topic: How does pH change during sporulation? - Help
Replies: 2
Views: 1619

Phosphate bioavailability in soil

A relatively efficient way of killing weeds that is quite safe is to use horticultural acetic acid (12% acetic acid) and spray it on leaves. It kills what is above ground and if the nettles have strong roots you might have to re apply until you get rid of them. Alternatively, ...

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by canalon
Sat Mar 31, 2012 2:25 am
 
Forum: Botany Discussion
Topic: Phosphate bioavailability in soil
Replies: 9
Views: 5189

glass cuvette cleaning

... periodically washed using acid. Problem is: which acid is the best for the purpose? I have browsed around myself and found that some people use acetic acid, sulfuric acid, or nitric acid, of course diluted. They say that you can use alcohol but you shall never use base. But as i investigate ...

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by adihutama
Tue Mar 06, 2012 8:24 am
 
Forum: General Discussion
Topic: glass cuvette cleaning
Replies: 2
Views: 3226
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