Powder buffer solution provide long shelf life and stability and are ideal for low volume use. Each pack makes 250mL of buffer solution. It provides indefinite or long shelf life and stability, ideal for low volume use. It's lightweight, inexpensive and takes up very little space. These buffers are accurate to within ±0.01pH units @ 25°C and remain stable over long periods of time.
Put into solution only what you need, when you need it.
popular pH buffer solutions, pH4.01, pH7.0, pH6.86 and pH10.01.
As this is a powder, in a sealed packet there is no "shelf life".
The contents will make up to 250ml each.
Just add water or distilled water.
20pcs of Buffer Powder Solution