mineral or chemical fertilizers containing the three fertilizing elements nitrogen, phosphorus and potassium, containing > 10% nitrogen in relation to the weight of the dry product (excl. those in pellet or similar forms, or in packages with a gross weight of <= 10 kg)

Write the above sentence using proper case.
Mineral or chemical fertilizers containing the three fertilizing elements nitrogen, phosphorus and potassium, containing > 10% nitrogen in relation to the weight of the dry product (excl. those in pellet or similar forms, or in packages with a gross weight of <= 10 kg)