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Tributyl citrate
Performance and use
Tributyl citrate is a colorless transparent oily liquid with molecular formula C18H32O7, molecular weight 360.4425, boiling point 225 ° C, relative density (25/25 ° C) 1.0418, flash point (open cup) 182 ° C, soluble in most organic solvents. It has low volatility, good compatibility with resin and high plasticizing effect. It can impart good cold resistance, water resistance and mildew resistance to the product. Non-toxic, LD50=2900mg/kg, can be used for non-toxic PVC granulation, food packaging materials, children's soft toys, medical products, polyvinyl chloride, vinyl chloride copolymer, cellulose resin plasticizer.
Technical indicators
Indicator name | Index |
Exterior | Colorless transparent liquid |
Chroma, (Pt-Co) ≤ | 25 |
Purity,% ≥ | 99.0 |
Acidity (calculated as citric acid),% ≤ | 0.02 |
Moisture,% ≤ | 0.15 |
Flash point (open cup) ,℃ ≥ | 182 |
Refractive index(25℃/D) | 1.443~1.445 |
Relative density(25/25℃) | 1.037~1.045 |
Heavy metal (in Pb), ≤ | 10ppm |
Arsenic (As), ≤ | 3ppm |