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Magnesium Oxide Powder- E Mag

 

Description

EMag is a reactive calcined magnesium oxide, produced under closely controlled conditions. EMag is a finely divided white powder with consistent particle size and high reactivity, for use in agriculture and animal health.

Uses

EMag is registered throughout Australia and New Zealand as a Veterinary Medicine for the control and prevention of Hypomagnesaemia (Grass Tetany) in Cattle and Sheep. It is used as an addition to stock feeds, medicated mineral stock blocks and as an oral drench for dairy cattle.

 

Composition

 

Typical

Specification

Magnesium Oxide (MgO) % Ignited basis

97.0

96.0 min

 

 

 

Calcium Oxide (CaO) %

1.3

1.7 max

Silica (SiO2) %

1.3

1.7 max

Iron Oxide (Fe2O3) %

0.2

0.3 max

Aluminium Oxide (Al2O3) %

0.2

0.3 max

Loss on ignition %

2.5

3.5 max

Magnesium (Mg)

58.0

56.5 min

 

As        < 0.5ppm            Hg < 0.01 ppm
Cd        < 0.1 ppm          Pb < 0.5 ppm

Physical Properties

Bulk Density, loose, kg/m3 (lb/ft3)

600 (37)

N/A

Mean particle size, microns

7

6-10

Surface area, m2/gram

50

50-70

Citric acid activity, seconds

25

30-15

Neutralizing Value

240

N/A

Screen size, % passing 125 micron, wet (120#)

100

99.5

Screen size, % passing 45 micron, wet (350#)

75

75 min

Pack size (50 bags/pallet)

20 kg

 

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Last modified: March 22, 2010