Accurasea 1 Artificial Seawater 50 Mix for easy and quickly make seawater
Set contains 10 bags of complete salt. You can make 19 liters of sea water per bag. The salt dissolves quickly.
In total you can make about 190 liters with this set
Salt content 35 ppt, 420 calcium, 1300 mg, 8 kh, 8 sr, 400 K (potassium)