AlgaBoost MLA Concentrate is a 4-Part mix that makes 1000 litres of MLA medium, according to the description of this media by Bolch & Blackburn (1996).

Part A is 1000x (1 litre), Part B is 500x (2 x 1 litre), Part C is 1000x (1 litre) and Part D is packaged in a 10 ml syringe (Vitamin concentrate).

Makes:     
    996 litres fresh water
+    1 litres Part A (1,000x)
+    2 litres Part B (500x)
+    1 litres Part C (1000x)
+    1 ml Part D (1000000x)
    1,000 litres MLA medium

Contains:    Part A: Mg²⁺, Ca²⁺, Mn²⁺, Cu²⁺, Zn²⁺, Co²⁺, Na⁺, Cl^-, SO₄^2- & , NO₃^-;
    Part B:Na⁺, K⁺,PO₄^3-,HCO^3-, BO₃^3-,MoO₄²⁺,SO₄^2-.
    Part C:Fe³⁺, Cl^-, Na⁺, EDTA.
    Part D: Vitamins (Thiamine-HCl, Biotin & B₁₂).

Product Conditioning: Parts A, B & C are gamma-irradiated, while the vitamin mix (Part D) 0.2 micron filtered

Reference: Bolch, C. J. S. & Blackburn, S. I. (1996). Isolation and purification of Australian isolates of the toxic cyanobacterium Microcystis aeruginosa Kűtz. Journal of Applied Phycology 8, 5-13