Analytical Data

Typical Values

Max Values

Analytical Methods

Conventional Moisture at ***0C (%)

3.2

4.5

ISO ********3 “Determination of the loss mass at ***0C”

Insoluble matter in water (% dry basis)

0.*2

0.*5

ISO ********2 “Determination of matter insoluble in water or in acid and preparation of principal solution for the other determination”

Insoluble Matter in HCI 1M (% dry basis)

<0.*1

≤0.*3

pH (aquesous solution **0g/l)

7.5

7.0/8.0

Potentiometry the determination must be performs within *0 minutes from the preparation of the solution

Calcium water soluble (% dry basis)

0.*3

0.*0

ISO ********3 “Detemination of Calcium and magnesium content- EDTA complexometric methods”

Magnesium water soluble (% dry basis)

0.*8

0.*5

Sulphate water soluble (% dry basis)

0.8

1.0

ISO ********3 “Determination of sulphate content- Barium Sulphate gravimetric method”

Potassium water soluble (%dry basis)

0.*2

0.*5

Detemination of Potassium content by Atomic Absorption Flame Emission Spectrophotometer

Sodium Chloride Content (% dry basis)

*7.3

*7.5/*8.0

CX STAN *******5, Rev. *****7 Amed. *****9, Amed. *****1. (indirect calculation) “This method allow the calculation of sodium chloride content on the basis of thr result of the determination of sulphate, calcium and magnesium, potassium matter soluble in water and loss on drying.

Bulk Density (t/mc)

Typical Values

Analytical Methods

1.*0 & 1.*5

“Dry mechanical sifting”

Dimension of the crystalline grains

≥ *2.5mm

*2.5&7.0mm

7.0&5.0mm

5.0&3.*5mm

3.*5&1.0mm

1.0&0.*6mm

≤0.*6mm

Typical Distribution (%)

≤1

*0&*5

*0&*5

*5&*0

*0&*0

5&*0

≤2