How Should A Ph Electrode Be Cleaned?

1.	How Should A Ph Electrode Be Cleaned?
Answer» A DIRTY glass membrane is usually indicated by beads of water forming on the bulb when it’s rinsed with distilled water. The bulb can be cleaned as follows: For protein layers, soak in a freshly prepared solution of 1% pepsin in 0.1N HCl for 30 minutes. For inorganic deposits, WASH with a 1M EDTA solution, 2M ammonia, or 2M acid. For grease and similar films, wash with ACETONE, methanol, etc. A dirty glass membrane is usually indicated by beads of water forming on the bulb when it’s rinsed with distilled water. The bulb can be cleaned as follows:

Answer»

A DIRTY glass membrane is usually indicated by beads of water forming on the bulb when it’s rinsed with distilled water.

The bulb can be cleaned as follows:

For protein layers, soak in a freshly prepared solution of 1% pepsin in 0.1N HCl for 30 minutes.
For inorganic deposits, WASH with a 1M EDTA solution, 2M ammonia, or 2M acid.
For grease and similar films, wash with ACETONE, methanol, etc.

A dirty glass membrane is usually indicated by beads of water forming on the bulb when it’s rinsed with distilled water.

The bulb can be cleaned as follows:

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