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Styrene CAS#100-42-5
Styrene CAS#100-42-5
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Chemical Name：Styrene
CAS No.: 100-42-5
Molecular Formula：C8H8
Molecular weight:104.15
Sample: Available
Mode of Transportation
1. By Air, fast but expensive.
2. By Sea, usual and economy.
3. By Train, suit for middle Asia countries.
4. By Express, suit for small package.
|
Styrene Chemical Properties |
|
Melting point |
-31 °C (lit.) |
|
Boiling point |
145-146 °C (lit.) |
|
density |
0.906 g/mL at 25 °C |
|
vapor density |
3.6 (vs air) |
|
vapor pressure |
12.4 mm Hg ( 37.7 °C) |
|
refractive index |
n |
|
Fp |
88 °F |
|
storage temp. |
Store at <= 20°C. |
|
solubility |
0.24g/l |
|
form |
Liquid |
|
pka |
>14 (Schwarzenbach et al., 1993) |
|
Specific Gravity |
0.909 |
|
color |
Colorless |
|
Odor |
at 0.10 % in triacetin. sweet balsam floral plastic |
|
Odor Type |
balsamic |
|
Odor Threshold |
0.035ppm |
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explosive limit |
1.1-8.9%(V) |
|
Water Solubility |
0.3 g/L (20 ºC) |
|
FreezingPoint |
-30.6℃ |
|
Sensitive |
Air Sensitive |
|
Merck |
14,8860 |
|
BRN |
1071236 |
|
Henry's Law Constant |
(x 10-3 atm?m3/mol): 3.91 at 25 °C (static headspace-GC, Welke et al., 1998) |
|
Exposure limits |
TLV-TWA 50 ppm (～212 mg/m3) (ACGIH and NIOSH), 100 ppm (～425 mg/m3) (OSHA and MSHA); ceiling 200 ppm, peak 600 ppm/5 min/3 h (OSHA); STEL 100 ppm （～425 mg/m3) (ACGIH). |
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Dielectric constant |
2.4（25℃） |
|
Stability: |
Stable, but may polymerize upon exposure to light. Normally shipped with a dissolved inhibitor. Substances to be avoided include strong acids, aluminium chloride, strong oxidizing agents, copper, copper alloys, metallic salts, polymerization catalysts and accelerators. Flammable - vapour may travel considerable distance to ignition source |
|
InChIKey |
PPBRXRYQALVLMV-UHFFFAOYSA-N |
|
LogP |
2.96 at 25℃ |
|
CAS DataBase Reference |
100-42-5(CAS DataBase Reference) |
|
IARC |
2A (Vol. 60, 82, 121) 2019 |
|
NIST Chemistry Reference |
Styrene(100-42-5) |
|
EPA Substance Registry System |
Styrene (100-42-5) |
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