MT 256-1991
Method for Determination of pH Value of Coal Mine Water (English Version)

Standard No.

MT 256-1991

Language

Chinese, Available in English version

Release Date

1991

Published By

Professional Standard - Coal

Status

Be replaced 2000-05

Replace By

MT/T 256-2000

Latest

MT/T 256-2000

Scope

This standard specifies the determination of pH values of various waters by potentiometric method and indicator colorimetric method. Potentiometric method as arbitration method. This standard is applicable to the determination of pH value of coal mine industrial water, domestic water, surface water, groundwater, wastewater, etc. Its measurement range is 0~14.

MT 256-1991 history

• 2000 MT/T 256-2000 Measuring method of pH value in coal mine water
• 1991 MT 256-1991 Method for Determination of pH Value of Coal Mine Water

MT 256-1991 Method for Determination of pH Value of Coal Mine Water was changed to MT/T 256-2000 Measuring method of pH value in coal mine water.