DBP is a main plasticizer with strong intermiscibity and widely used in the manufacture of soft PVC plastic product, synthetic rubber and some celluloses(paint binder).
molecular formula: C16H22O4
molecular weight: 278.35
Quality Standards of dibutyl phthalate GB11405-89
molecular formula: C16H22O4
molecular weight: 278.35
Quality Standards of dibutyl phthalate GB11405-89
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Item
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Index
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Top grade
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First grade
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Qualified product
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Appearance
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transparent oily liquid without impurities
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Chroma, (Co-Pt)≤
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20
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25
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60
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Ester1), %≥
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99.5
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99.0
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99.0
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Density(ρ20), g/cm3
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1.044~1.048
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1.044~1.048
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1.044~1.048
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Acid(phthalic acid), %≤
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0.010
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0.015
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0.030
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Loss on heat, %≤
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0.3
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0.5
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0.7
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Flash point, °C≥
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160
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160
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160
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Chroma after heat treatment, (Co-Pt)≤
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100
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-
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-
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Noteï¼?1)Ester is random inspection for it is guarantee Index.
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