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Seattle_Aquarist · 09-30-2012, 01:30 PM

Hi sowNreap,

Your math is good; 5.8ml is closer but 6.0 is close enough...enjoy the savings and don't add the activator.

I purchase 50% Biological Grade Glutaraldehyde and store it in the downstairs refrigerator; it substantially improves the shelf life.

09-30-2012, 01:30 PM	#66
Seattle_Aquarist Planted Tank Guru (View User Tanks) PTrader: (25/100%) Join Date: Jun 2008 Location: Seattle, WA Posts: 2,025	Hi sowNreap, Your math is good; 5.8ml is closer but 6.0 is close enough...enjoy the savings and don't add the activator. I purchase 50% Biological Grade Glutaraldehyde and store it in the downstairs refrigerator; it substantially improves the shelf life. __________________ *Roy* 45 Gallon Tall; 96 Watt AH Supply CF; 6700K; & 30 Gallon Long; 2X36 Watt AH Supply CF; Press. CO2; UGF; Heat Treated Montmorillonite Clay Greater Seattle Aquarium Society (GSAS)