10x Klentaq-S Reaction Buffer is specially formulated for optimal performance with Klentaq-S DNA polymerase. 

10x buffer composition is: 500 mM Tris-Cl pH 7.8, 160 mM ammonium sulfate, 0.25% Brij 58, and 35 mM magnesium chloride. The enzyme may not perform as well at a higher pH.