Parameters of Di-methyl-phthalate :-
Colour In Max Hazen Unit : 30
Volatile Loss (130° C For 3 Hrs. % By Mass) : 0.5(110° C For 2 Hrs.)
Acidity % ( As Acid) By Mass, Max. : 0.01
Acidity After Heat Treatment (180°C For 2 Hrs.) : 0.05
Heat Stability At 180°C For 2 Hrs. : 50 Hu. (150°C, 2 Hrs.)
Specific Gravity At 27°C : 1.185±0.005
Refractive Index At 27°C : 1.512±0.004
Ester Value (Mg Koh/Gm) : 575±3
Ester Content % By Weight, Min. : 99.5
Plasticizing Esters By Glc Min. % : 99.5
Moisture % By Mass : 0.4
Viscosity At 20°C In Cps : -
Boiling At Atm. PR (In °C) : -