CHEMICAL SPECIFICATIONS
"T"
TARTARIC ACID
Test
Results (ESO1781)
ASSYA
3 M.T.
Chloride
< 50
Calcium
< 200
Specific Rotation @D20°C
+12.02
Heavy Metals (ps)
< 10
Residue on Ignition
0.008 PCT
Loss on Drying
0.093 PCT
Sulfate
< 100
Oxalate test
< 350
Arsenic (AS)
< 2
TETRA HYDRO FURAN
Test
Results
Purity
99.95 - 100.00
Water
<= 100.00
Colour
<= 10
TOLUENE
Test
Unit
Results
Colour
Visual
passes
Sp. Gravity
1.5"C / 15.5"C
0.8722
Boiling range
"C
110.4 - 110.8
Residue on evaporation
% by wt.
2mg. / 100ml
Copper corrosion test
-
passes
Benzene content
% wt.
0.002
Toluene content
% wt.
99.98
Ethyl Benzene
% wt.
0.002
Ortho-xylene
% wt.
0.002
Para-xylene
% wt.
0.002
Meta-xylene
% wt.
0.002
Non-Aromatics
% wt.
0.002
C9-Aromatics
% wt.
0.002
H2O
ppm
352
Acid wash colour
-
1
Total sulphur
% by wt.
0.1
Acidity or Alkalinity
-
Nil
Mereaptans (Doctor test)
-
Negative
TOLUENE DIISOCYANATE
Test
Results
Purity
99.5% Min.
Total Acidity
40 ppm Max.
Hydrolyzable Chlorine
60 ppm Max.
total Chlorine
500 ppm Max.
2,4/2,6 Isomers Ratio
80/20 ± 1
APHA Colour
25 Max.
TRI ETHYL AMINE
Test
Results
Purity (by GLC)
99.80%
Water contents (by KF)
0.04%
Other Impurities (by GC)
0.16%
TRIETHYL ORTHO FORMATE
Test
Results
Arrangment of M.P.
145 - 146°C
Purity
99.52 PCT
Appearance
Colourless transparent liquid
Colour (APHA)
8
Ethyl Formate
0.09 PCT
Ethanol
0.27 PCT
ASH
0.12 PCT
Refractive Index (20°C)
1.3925
Density (20°C)
0.8940
Free Acidity
<0.04 PCT
