PROPERTIES: 

Unit

Expected

Value

Guaranteed Value

Colour in molten form:

Hazen

10-15

max. 20

Melting Point:          

°C

52,5-52,7

min. 52,3

Maleic Anh. Content:

m/m%

99,7-99,8

min. 99,5

Maleic Acid Content:   

m/m%

0,05-0,15

max. 0,3

Ash Content:              

m/m%

0,0005

0,002

Iron Content:

m/m%

< 1,0 ppm

max. 3,0 ppm

Colour Stability

(150°C, 1,5 hours)

Hazen

40-60

max. 100

Appearance:

white solid or colourless molten material

white solid or colourless molten material

Boiling Point:

°C

202

Density (70 °C): 

t/m3

1,384

     In solid form

t/m3

1,43

Relative Vapor Density (air=1)

3,38

Ignition Point (closed area):

°C

102

Self-Ignition Point:

°C

477