Exactly pre-weighed tablets for convenient and rapid preparation of HEPES Buffered Saline solution (HBS). The prepared solution can be sterilized by sterile filtration. Recommended storage temperature of the buffer solution is between +2 °C and +8 °C. For long-term storage, we recommend aliquoting and storing the solution at -20 °C. ROTI ® Fair Products - Sustainability As ready-to-use mixtures, ROTI ® Fair products reduce the user’s exposure to health-damaging substances used for preparation or pH adjustment. The production of ROTI ® Fair tablets and sachets is carefully controlled in large quantities and can be made energy efficient. ROTI ® Fair products reduce the total amount of waste produced and improve the footprint in the climate balance. ROTI ® Fair HBS for 500 ml/tablet, for biochemistry and cell biology