The Planted Tank Forum - View Single Post - safe rock
Thread: safe rock
View Single Post
Old 01-30-2009, 05:48 PM   #4
Left C
Planted Tank Guru
 
Left C's Avatar
 
PTrader: (19/100%)
Join Date: Nov 2003
Location: Burlington, NC
Posts: 5,009
Default

You can use muriatic acid which is dilute HCl. You can get it at masonry shops, pool supply shops, Lowe's, Home Depot, etc.

http://en.wikipedia.org/wiki/Muriatic_acid
__________________
EHEIM PIMP #164 Classic 2011, Classic 2213, Classic 2217, ECCO 2236, Pro II 2028, Liberty 2040, Liberty 2042
VICTOR PIMP #1 VTS253A-1993, VTS250B-580, VTS253D-320, HPT500-40-350-4M, SGT500-40-4F-DK
Left C is offline   Reply With Quote