Need Help. Mysterious PH swing

sealed

New Member
View Badges
Joined
Apr 28, 2022
Messages
9
Reaction score
1
Location
Greensboro
Rating - 0%
0   0   0
40 gal dis. reef w 20 gal sump

2/27 Ph 8.2 DKH 11
3/4 PH 8.3 DKH 10
3/10 PH 8.3 DKH 10
3/14 Ph 8.3 DKH 10
3/14 Added G Bubble tip anemone and small drag of GSP
3/15 Ph 8.6 DKH 10 ( 10 gal water change after 8.6 reading)
3/16 Ph 8.6 DKH 10

Calc has stayed at abt 490 ppm
Haven’t done anything expect 10 gal water change (3/15) and addition of livestock above (3/14)
What’s up with this spike in PH?
 

Hurricane Aquatics

Valuable Member
View Badges
Joined
Oct 17, 2013
Messages
1,304
Reaction score
909
Location
TN
Rating - 100%
2   0   0
40 gal dis. reef w 20 gal sump

2/27 Ph 8.2 DKH 11
3/4 PH 8.3 DKH 10
3/10 PH 8.3 DKH 10
3/14 Ph 8.3 DKH 10
3/14 Added G Bubble tip anemone and small drag of GSP
3/15 Ph 8.6 DKH 10 ( 10 gal water change after 8.6 reading)
3/16 Ph 8.6 DKH 10

Calc has stayed at abt 490 ppm
Haven’t done anything expect 10 gal water change (3/15) and addition of livestock above (3/14)
What’s up with this spike in PH?
What salt are you using? From the looks of those parameters I would guess Reef Crystals.
 

Randy Holmes-Farley

Reef Chemist
View Badges
Joined
Sep 5, 2014
Messages
68,677
Reaction score
65,374
Location
Arlington, Massachusetts, United States
Rating - 0%
0   0   0
You indicated in your duplicate thread in the chem forum that the two high readings were for a new and not calibrated pH meter. Problem solved. Always calibrate a new ph meter.
 

How much do you care about having a display FREE of wires, pumps and equipment?

  • Want it squeaky clean! Wires be danged!

    Votes: 48 42.9%
  • A few things are ok with me!

    Votes: 57 50.9%
  • No care at all! Bring it on!

    Votes: 7 6.3%
Back
Top