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Index Name | Grade 1 Grade 2 grade3 | ||
Purity % ≥ | 99.00 | 98.00 | 97.00 |
Calcium(Ca) % ≤ | 0.036 | 0.090 | -- |
Sodium(¨Na) % ≤ | 0.20 | -- | -- |
Sulphide(S) % ≤ | 0.003 | 0.008 | -- |
Iron(¨Fe) % ≤ | 0.001 | 0.003 | 0.02 |
Water insoluble matter % ≤ | 0.05 | 0.10 | 0.20 |
(4)Character:Colourless,flat rhombus crystal,usually with two crystal water.Specific gravity:3.097(24/4¡æ).Dissllving point:962¡æ.Boiling point:1560¡æ poisonous.Wash in water whin getting in on the skin.After poisoning,take sodium sulphate or magnesium sulphate.
(5)Use:As a raw material for producing bariumn salts,such as barium¡¢hydroxide¡¢barium nitrate and barium carbonate etc.Widely used in papermaking¡¢dyestuff¡¢rubber¡¢plastic¡¢ceramics¡¢iol refining and petrochemistry and so on.Also used to heat-treat the metals and remove sulphate in the salt water in chlorine-alkaki industry.
(6)Storage and transportation:Keep dry and prevent damp.
(7)Packing:Packed in polypropylene bag,lined with polyethylene bag,50kgs or 25kgs/bag net.
