Determination of additional quality indicators for biofuel and peat fuel samples.

Additional qualitative indicators - preliminary number of samples per year:

- ash melt - 100 / year,

- arsenic: 100 / year,

- boron: 100 / year,

- chromium: 100 / year,

- chlorine 100 / year,

- zinc: 100 / year,

- phosphorus: 100 / year,

- 100 mercury / year,

- calcium / 100 / year,

- cadmium: 100 / year,

- potassium: 100 / year,

- magnesium 100 / year,

- sodium / 100 / year,

- nickel: 100 / year,

- sulfur: 100 / year,

- lead: 100 / year,

- vanadium: 100 / year,

- copper / 100 / year,

- nitrogen / 100 / year,

- oxygen: 100 / year,

- hydrogen 100 / year,

- carbon 100 / year,

- 100 / year for silicon,

- cobalt: 100 / year,

- tin 100 / year,

- fluorine 100 / year,

- thallium 100 / year,

- molybdenum 100 / year.