A 5 mM mixture of MES, free acid and potassium MES that buffers plant tissue culture media to pH 5.6 +/- 0.1 upon dissolution during media preparation.
| Solubility | Water |
| Physical Form | Solid |
| Grams of powder to prepare 1 Liter | 1.09 g/L |
| Storage Temp. | Room Temperature |
| Tariff Code | 2934.99.9001 |
