RO water PH is 6.4??? - Page 2 - The Planted Tank Forum
LinkBack Thread Tools Display Modes
post #16 of 18 (permalink) Old 05-06-2013, 02:05 AM
Planted Tank Guru
Nubster's Avatar
Join Date: Aug 2011
Location: Romney, West Virginia
Posts: 3,741
Tap 7.6
RO/DI 6.4

EVIL Camera Pimp member #1
NIKON Pimp Club member #012
SunSun Pimp Club member #069

20L OEBT/Super Tiger/PFR Tank 20L Yellow Neo tank

Nubster is offline  
Sponsored Links
post #17 of 18 (permalink) Old 05-06-2013, 02:08 AM
Planted Member
Join Date: Dec 2012
Location: Iowa
Posts: 204
Originally Posted by somewhatshocked View Post
RO/DI water has nothing in it so there are no carbonates to buffer pH at a fixed point.

Your pH sounds normal.
Yup yup. This also means that atmospheric Co2 dissolving into your water causes the pH to be lower than 7.
xiaoxiy is offline  
post #18 of 18 (permalink) Old 05-06-2013, 09:51 PM
Planted Tank Guru
lochaber's Avatar
Join Date: Jan 2012
Location: Oakland, CA
Posts: 2,318
Originally Posted by xiaoxiy View Post
Yup yup. This also means that atmospheric Co2 dissolving into your water causes the pH to be lower than 7.

I was suspecting this, but not certain. I just remember reading that rainwater is typically ~5.5pH due to dissolved CO2
lochaber is offline  

Quick Reply

Register Now

In order to be able to post messages on the The Planted Tank Forum forums, you must first register.
Please enter your desired user name, your email address and other required details in the form below.

User Name:
Please enter a password for your user account. Note that passwords are case-sensitive.


Confirm Password:
Email Address
Please enter a valid email address for yourself.

Email Address:


Human Verification

In order to verify that you are a human and not a spam bot, please enter the answer into the following box below based on the instructions contained in the graphic.

Thread Tools
Show Printable Version Show Printable Version
Email this Page Email this Page
Display Modes
Linear Mode Linear Mode

Posting Rules  
You may post new threads
You may post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are On
Pingbacks are On
Refbacks are On

For the best viewing experience please update your browser to Google Chrome