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Correction: Evaluation of Root pH Change Through Gel Containing pH-sensitive Indicator Bromocresol Purple    

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Original research article

A brief version of this protocol appeared in:

In lines 6 and 7, page 4 of our Bio-protocol paper www.bio-protocol.org/e2796, the unit “g” is incorrect, should be “mg”. The same mistake is repeated on page 7, lines 27 and 28. The correct text should be:

Page 4
Procedure

  1. Add 0.006% (w/v) of bromocresol purple free acid reagent grade (60 mg L-1); 1 mM of CaSO4 (172 mg L-1) in sterile distilled water. Adjust pH to 5.7 using KOH or HCl. Pour the solution into an Erlenmeyer.

Page 7
Recipes

  1. Gel containing bromocresol purple (pH 5.7)
    0.006% (w/v) bromocresol purple (free acid reagent grade) (60 mg L-1)
    1 mM of CaSO4 (172 mg L-1)
    Sterile distilled water
    Agarose (15 g L-1)

Reference

  1. Silva, A. L., Dressano, K., Ceciliato, P. H., Guerrero-Abad, J. and Moura, D. S. (2018). Evaluation of root pH change through gel containing pH-sensitive indicator bromocresol purple. Bio-protocol 8(7): e2796. 
Copyright: © 2018 The Authors; exclusive licensee Bio-protocol LLC.
How to cite: Silva, A. L., Dressano, K., Ceciliato, P. H., Guerrero-Abad, J. and Moura, D. S. (2018). Correction: Evaluation of Root pH Change Through Gel Containing pH-sensitive Indicator Bromocresol Purple. Bio-protocol 8(8): e2818. DOI: 10.21769/BioProtoc.2818.
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