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Guide: Proper Water Parameters

Marine - Fish only Aquarium

Specific Gravity: 1.023 – 1.025

Temperature: 23° - 25° C

Ammonia: 0 ppm

Nitrite: 0 ppm

Nitrate: under 5 ppm

Phosphate: < 1.0 mg/L

pH: 7.8 – 8.4

Alkalinity: 4 – 6 meq/L or 11 – 16 dKH

Calcium: 350-450 mg/L

Magnesium: 1150-1350 mg/L

Strontium: 4-10 mg/L

Iodine: 0.06 - 0.08 mg/L

 

Marine Reef Aquarium

Specific Gravity: 1.023 – 1.026

Temperature: 25° - 27° C

Ammonia: 0 ppm

Nitrite: 0 ppm

Nitrate: under 5 ppm

Phosphate: < 0.2 mg/L

pH: 8.0 – 8.4

Alkalinity: 4 – 6 meq/L or 11 – 16 dKH

Calcium: 400-450 mg/L

Magnesium: 1250-1350 mg/L

Strontium: 8-12 mg/L

Iodine: 0.06 - 0.08 mg/L

 

Freshwater Community

Temperature: 22° - 27° C

pH: 6.5 – 7.5

Ammonia: 0 ppm

Nitrite: 0 ppm

Nitrate: < 20 ppm

Alkalinity: 1 - 2 meq/L or 2.8 – 6 dKH

GH: 1-2 meq/L or 2.8 – 6 dG

 

Freshwater Planted Discus

Temperature: 24° - 30° C

pH: 6.0 – 7.5

Ammonia: 0 ppm

Nitrite: 0 ppm

Nitrate: < 30 ppm

Alkalinity: 1 - 2 meq/L or 2.8 – 6 dKH

GH: 1-2 meq/L or 2.8 – 6 dG

 

African Cichlid

Temperature: 22° - 27° C

pH: 7.8 – 9.4

Ammonia: 0 ppm

Nitrite: 0 ppm

Nitrate: < 40 ppm

Alkalinity: 4 - 6 meq/L or 10 – 18 dKH

GH: 4-6 meq/L or 10 - 18 dGH

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