|
ITEMS
|
SPECIFICATIONS
|
RESULTS
|
|
Purity
|
99.50% min
|
99.55%
|
|
Freezing point
|
18.00°C min
|
18.40°C
|
|
Acid number
KOH MG/G |
0.04 max
|
0.01%
|
|
Transmittance 400NM
|
96% min
|
98%
|
|
Water
|
0.15% max
|
0.0466%
|
|
Refraction index 20°C
|
1.4775~1.4790
|
1.4810
|