Calcium Deposits

Tommydeal

Feeder Fish
MFK Member
Feb 1, 2008
412
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Dracut, MA
I got a 75g tank that was used for turtles. It's got some serious calcium despoits on all four sides and I just can't get rid of them. I tried scraping it off with a razorblade, soaking it in vinegar for a day and scrubbing like hell but it just won't budge. If I angle the razorblade correctly and concentrate on one square centimeter for 10 minutes I can get some of the glass clear, but I don't want to scratch the glass and there must be an easier way. Am I doing something wrong here? Maybe not soaking it in vinegar for long enough? Can i use some more harsh chemicals and rinse it thouroughly afterwards?
 

Tommydeal

Feeder Fish
MFK Member
Feb 1, 2008
412
0
0
Dracut, MA
If I use harsh chemicals to remove this will I be safe by rinsing it throughly and cycling with guppies and media from an established filter?
 

Bud8Fan

Fire Eel
MFK Member
Nov 15, 2006
1,351
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68
Nebraska
I've used CLR in the past. Just make sure and rinse, rinse, rinse, rinse, rinse.

And rinse again.
 

Tommydeal

Feeder Fish
MFK Member
Feb 1, 2008
412
0
0
Dracut, MA
Thanks Bud, good tip, I'll try that.
 

ewurm

Aimara
MFK Member
Jan 27, 2006
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Toilet bowl cleaner is the best I have used.
 

Dr Joe

Feeder Fish
MFK Member
Mar 8, 2006
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Sixty Miles South of Tampa Florida
Hydrochloric (Muriatic) acid but use outdoors in good ventilation.

And DON'T mix any of the chemicals suggested here A) it's dangerous & B) it won't help.

Lay the tank on a side and put paper towels down on the inside over the build-up to help hold the liquid in place.

Wear eye and skin protection with any of these cleaners!

Pleas e do read the directions on anything you use as they are all hazardous.

Dr Joe

.
 

Tommydeal

Feeder Fish
MFK Member
Feb 1, 2008
412
0
0
Dracut, MA
thanks doc
 

Bud8Fan

Fire Eel
MFK Member
Nov 15, 2006
1,351
16
68
Nebraska
Dr Joe;1629861; said:
Hydrochloric (Muriatic) acid but use outdoors in good ventilation.

And DON'T mix any of the chemicals suggested here A) it's dangerous & B) it won't help.

Lay the tank on a side and put paper towels down on the inside over the build-up to help hold the liquid in place.

Wear eye and skin protection with any of these cleaners!

Pleas e do read the directions on anything you use as they are all hazardous.

Dr Joe

.

LOL, reminds me of the time I used bleach to clean the litter box. I thought I was going to die!
 

Tommydeal

Feeder Fish
MFK Member
Feb 1, 2008
412
0
0
Dracut, MA
I tried CLR, worked pretty well but not perfect. I'm going to clean it thoroughly and give the hydrochloric acid a go at it. I'm guessing I should keep all this stuff away from the silicone or won't it be affected? The desposits go right up to the seams.
 
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