Seachem Laboratories MultiTest Marine pH Alkalinity Test Kit

Marine pH should be 8.2 - 8.4. Tanks dosed with limewater may go as high as 8.6. Natural sea water has a total alkalinity of 2 - 3 meq/L, but aquarium water should have a total alkalinity of 4 - 6 meq/L..
pH Balance: 7.8 - 8.7 pH pH , Number of Tests: 75 Count
Safety: Caution: Keep out of reach of children
Storage Instructions: Store material in original containers. Store in a cool, dry area protected from environmental extremes. Store away from incompatible materials and foodstuffcontainers."
Product Gross Weight: 0.1700 lb, Product Net Weight: 0.1700 lb, Product Height: 4.75 in, Product Length: 2.44 in, Product Width: 4.50 in