Industrial phosphorus trichloride executive standard: HG-T2970-2009
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Item
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Index (%)
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Superior grade
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Top grade
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Qualified product
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phosphorus trichloride content ≥
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99.0
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98.5
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98.0
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free phosphorus content ≤
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0.0005
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0.0020
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0.0080
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boiling range (74.5℃-77.5℃)/％(volume fraction)≥
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97.0
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96.0
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95.0
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orthophosphoric acid content (PO3-4)≤
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0.2
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-
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-
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Molecular formula: PCL3
Molecular weight: 137.33
English name: phosphorus trichloride
Appearance: colorless transparent liquid
Property: Phosphorus trichloride gas is poisonous with irritation and strong corrosive substance; harmful on skin and environment; having pollution on water
Uses: For manufacturing of pesticide dipterex, phosphorus thiochloride, phosphorus oxychloride, phosphorous acid, phosphite ester; also as chlorinating agent, catalyst and solvent
Packing and storage: Industrial phosphorus trichloride should be packed with clean and dry plastic drum, iron drum, tank car and other containers; for plastic drum, barrel head should be in seal; for iron drum, screw cover and gasket should be in seal; tank car should be packed in seal;Industrial phosphorus trichloride should be transported lightly to avoid impact and package damage; and it should be preserved in cool, dry and ventilated warehouse; keep it away from fire and heat source and alkaline products.
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