Please note that none of our enzymes are to be considered as being of Food Grade Standard and are not fit for human consumption. They are only suitable for use in education.Our excellent range of enzyme kits are ideal for project work by individual students or small groups of students.This Protease Enzyme Project Pack contains all the reagents necessary to carry out experiments into the effect of pH and temperature on Protease SA.The pack includes:Protease SAExposed FilmBuffer Powder pH4Buffer Powder pH5Buffer Powder pH6Buffer Powder pH7Buffer Powder pH8Buffer Powder pH9Buffer Powder pH10Buffer Powder pH11Full instructions