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Reef Tank Test Kit Recommendations Chart
____________________________________
Compiled by Debbie and Stan Hauter

Test
LR=Low Range
Test
Frequency
Acceptable
Range
pH Several times a
week, if not daily.
8.0-8.4
(8.2 is a good
mid point.)
Alkalinity Several times a
week, if not daily.
2.5-3.5 meq/l
LR Ammonia
(NH³
NH³+4)
Daily during tank
cycling; then once
every 2-3 weeks.
0.0 ppm
Nitrite
(NO²)
Daily during tank
cycling; then once
every 2-3 weeks.
0.0-0.01 ppm
LR Nitrate
(NO³-)
Once per week.
Note: If test is for
Nitrate Nitrogen
(N or NO³-N), multiply reading by 4.4 to get Nitrate (NO³) ionic results.
An immeasurable
amount is optimal!
Less than 0.25 ppm
is strongly
recommended.
Calcium
(Ca)
Once every 1-2
weeks.
400-450 ppm Ca++ Hardness 60-80 ppm
Carbonate
Hardness
(KH)
Once per week. 5.35-6.45 meq/l,
or as 15-18 dKH/
(German °)
Phosphate
PO4
Once per week. 0.05-0.1 ppm
Dissolved
Oxygen
(O²)
Once per week. 7 mg/l saturation
or higher.
Specific
Gravity
(Salinity)
Weekly 1.023-1.025
Temperature Daily 75°-80°F (24°-27°C),
with 77°F (25°C)
being a good
midpoint.
Other Optional
Reef Tank
Tests
-Iodine/Iodide
-Strontium
-Silicate
-Iron
Refer to individual test kit directions, and below chart
reference resources.

Note: After the tank cycles we suggest that you run ammonia
and nitrite tests every other day for a week, and anytime
after adding new fish, corals or other marine life to your tank.

Go To > Fish-Only Tank Test Kits Chart
Back To < Test Kit Chart Index
Back To < Guides Testing Your Aquarium Water Article


Chart Reference Resources
FINS Reefkeepers FAQS - Testable Parameters Section
Other Test Kit & Water Testing Resources

More About Test Kits & Water Testing
Guides Before You Buy Saltwater & Reef Aquarium Test Kit Tips
Guides Top 10 Test Kit Picks - Read Product Reviews & Compare Prices
Guides Fish-Only & Reef Tank Test Kit Polls - What brand do you use?

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