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| ENQ: |
Industrial Chemicals Dept. Industrial Chemicals gr.
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| 25-10 Hatchobori, 2chome, Chuo-ku, Tokyo 104-8502, JAPAN
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| TEL 03-3552-9372 FAX 03-5566-8395 |
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| E-mail inchem@chemiway.co.jp
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| Our TBA is a highly pure product obtained by hydrating isobutylene. It is
used as raw material for pharmaceuticals and agricultural chemicals and as a special
solvent or the like. |
| Molecular Formula C4H10O
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Structural Formula
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| ENCS No. 2-3049 |
| CAS No. 75-65-0 |
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TEST
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ANALYSIS
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| Molecular Weight |
|
74.12
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| Boiling Point |
°C |
82.5
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| Melting Point |
°C |
25.5
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| Specific Gravity at 26/4°C |
|
0.7793
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Refractive index
( ) |
|
1.3847
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| Interfacial Tension (20°C) |
N/cm |
207x10-6
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| Latent Heat of Evaporation |
J/g |
546.7
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|
TEST
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ANALYSIS
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| Specific Gravity at 27°C |
J/g·°C |
3.04
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| Critical Temperature |
°C |
234.9
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| Critical Pressure |
mPa |
4.66
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| Water Azeotrope Boiling Point (0.1mPa) |
°C |
79.91
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| % wt of Tertialy Butyl Alchol |
wt% |
TBA88.28
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| Coefficient of Expansion (20°C) |
|
0.00074
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| Flash Point (Tag closed cup tester) |
°C |
11.1
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| SPECIFICATIONS AND TYPICAL ANALISYS |
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TEST
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SPECIFICATIONS
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TYPICAL ANALYSIS
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TEST METHOD
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| Water |
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No turbidity
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No turbidity
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JIS-K-1524 |
| Free Acid as Acetic Acid |
wt% |
Not more than 0.003
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0.0005
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JIS-K-1524 |
| Solidfying Point |
°C |
More than 25.0
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25.6
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JIS-K-0065 |
| Color |
Hazen No. |
Not more than 10
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5
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JIS-K-0071-1 |
| Density at 30°C |
g/cm³ |
0.774 ~ 0.777
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0.7754
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JIS-K-2249 |
Distllation Test
Initial Boiling Point
Dry Point
Total Distllation |
°C
°C
vol% |
More than 81.5
Not more than 83.0
-
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82.3
82.5
99.0
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JIS-K-0066 |
| Nonvolalative Matter |
wt% |
Not more than 0.003
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0.001
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JIS-K-0067 |
| MAJOR USE: |
Stabilizer for chlorinated solvents, Raw material for organic peroxide and
other organic syntheses, Solvent for watermiscible alkyd resin. |
UN CLASS 3 UN NO.1120
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