This standard specifies the determination of the oxygen consumption content of coal mine water using the potassium permanganate index method. This standard is applicable to the determination of chemical oxygen demand in coal mine water. The concentration range of this standard for determination of chemical oxygen demand is 0.5 mg/L ~ 4.O mg/L.
MT/T 369-2008 history
2008MT/T 369-2008 Determination of chemical oxygen demand of coal mine water (method of potassium pemanganate)
1994MT/T 369-1994 Determination method of chemical oxygen demand in coal mine water