WET LAB PROCEDURE Use a 250-mL beaker to prepare your selected buffer solution using the amounts of solution and salt determined appropriate for your target pH. Label a 100-mL beaker “ACID” and ...

Big Tuna can help concentrate up to 24 samples from 48 mL down to 8 mL, which makes them much easier to handle. Big Tuna can also exchange the buffer in samples, so users can get them exactly ...

Preparation of calibration buffer Around 30 mL solutions of three different calibration buffer solutions are used – one at pH 10.00, another at pH 7.00, and the third at pH 4.01.