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Sulfurea

Small description

 

Name of indicator

Norms

The total mass fraction of nitrate and ammonium nitrogen in terms of NH4NO3; in dry matter, %, not less than

98

Mass fraction of water with additions of calcium and magnesium nitrates, %, not more than

0.3

pH 10% aqueous solution, not less than

5.0

Mass fraction of substances insoluble in 10% nitric acid solution, %, max

0.2

Grading:

- from | up to 3 mm, %, not less

- from 1 to 4 mm, %, not less

- from 2 to 4 mm, %, not less

- less than 1 mm, %, no more

- more than 6 mm, %

 

93

Not the norm.

Not the norm.

4

0.0

Static strength of granules, N/granule (kg/granule), not less than

5 (0.5)

Friability, %, not less

100

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