natural gypsum

gypsum, natural gypsum - details see: //www.sourcingmetals.com/natural-gypsum-10190164

Place of Origin: Iran (Islamic Republic of)

Size: 30-150

Gypsum SGS Report:

Test Item	Resault (%)
Free Water (Moisture)	0.11
Calcium Sulphate Dihydrate	(90.50 +_ 1)
Calcium Sulphate Hemihydrate	Nd
Colour	White
Odour	Nd
Magnesium Oxide (Water Soluble)	0.05
Sodium Oxide (Water Soluble)	0.02
potassium Oxide (Water Soluble)	0.003
Chloride (by Titration)	0.06
Alumina	0.05
Calcium Oxide	32.21
Loss on Ignition (at 320c)	18.33
Iron	0.07
Titanium	Nd
Silica	0.92
Sulphur Trioxide	46.08