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Shipping & Delivery
Large Parcel Shipping: $69.99. Due to weight, this item does not qualify for free shipping. Final charges appear at checkout; mixed carts may have separate shipping charges.
Most in-stock orders process in 1–3 business days. Delivery dates are estimates. See our shipping policy.
AccuraSea1 Synthetic Seawater Mix – 200 Gallon Box
Prepare consistent batches of saltwater with Two Little Fishies AccuraSea1. This box contains four individually sealed, pre-measured bags, convenient for marine fish aquariums, reef systems and routine water changes. Separate bags help keep unused salt protected from humidity.
Batch Size & Mixing
Each bag makes approximately 50 US gallons at specific gravity 1.024, or 45 US gallons at 1.026. Total yield depends on your target salinity. Add a complete bag to the appropriate measured volume of freshwater in a separate mixing container, circulate until dissolved, and verify salinity and temperature before use. Never add dry salt directly to an occupied aquarium.
Target Parameters at 35 ppt
- Calcium: 420 ppm
- Alkalinity: 8 dKH
- Magnesium: 1,300 ppm
- Strontium: 8 ppm
- Potassium: 400 ppm
Complete Your Water Change Setup
- Sicce Ultra Zero Utility Pump – a convenient pump for transferring water.
- Infinity Water Change Bundle – includes the Sicce Ultra Zero pump, Python 20 ft. hose and aquarium hook.
- Milwaukee MA887 Digital Seawater Refractometer – check salinity before adding new saltwater.
Accessories are sold separately. Choose the standalone pump or the bundle to suit your setup.
Why Buy From Infinity and Beyond Aquatics?
We help aquarium hobbyists choose practical supplies for freshwater, saltwater and reef systems. Count on personal service and help selecting salt, testing equipment and maintenance tools for your aquarium.