what can I use to adjust the pH from 5.65 to 6.5?

Subject: what can I use to adjust the pH from 5.65 to 6.5?

Date: Wed May 12 19:02:23 1999
Posted by No name entered.
Grade level: grad (science) School: No school entered.
City: No city entered. State/Province: No state entered. Country: USA
Area of science: Chemistry
ID: 926553743.Ch

Message:


I have a solution of CaBr2/ZnBr2 which at a 1:10 dilution gives 
me a pH of 5.65. I need something to adjust it to 6.50. I have 
tried ZnO and several strengths of NaOH. NaOH precipitates out 
immediately, ZnO raises it to 5.7 max. Any suggestions?

Re: what can I use to adjust the pH from 5.65 to 6.5?

Current Queue | Current Queue for Chemistry | Chemistry archives

Try the links in the MadSci Library for more information on Chemistry.