Item

Specification

Glycerin Content %≥

99.5~99.9%

Melting Point(°C)

18.18

Boiling Point(°C)

290.9

Relative Density(water=1)

1.12~1.26

Relative Vapor Density(air=1)

3.1

Viscosity mPa(20°C)

1412

Surface Tension(20°C) mN/m

63.3

Saturated Vapor Pressure kPa

0.4

Flash Point(°C)

177

Ignition Temperature(°C)

370

Coefficient of Cubic Expansion K-1

0.000615

Item

Specification

Content

99.7%

specific gravity 25/25

1.2490

tints (α)

<20

Residue on ignition

<0.01%

Moisture

<0.5%

Sulfate

<0.002%

Cl

<0.001%

Heavy Metal

< 5 ug/g

Fatty acid ester

< 1mg NaOH/50g