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GR
LABOR
104601214
Benzene 99.8% GR Grade Reagent
Cas Number:71-43-2
Formula:C6H6
Molar Mass:78.11
EC Number:200-753-7
Physicochemical properties:
Colorless transparent liquid which has fragrant smell. Strong refraction. Volatile. It can be miscible with ethanol, ether, acetone, carbon tetrachloride, carbon disulfide, glacial acetic acid and oil, and is slightly soluble in water. The flames are bright with black smoking when burning.The relative density (d154) is 0.8787. Tne melting point is +5.5 ° C. The boiling point is 80.1 °C. The refractive index (n20D) is 1.50108. The flash point (closed cup)is -11 ° C. Combustible.
Usage:
A solvent such as fat, resin or iodine. Determine the mineral refractive index. Organic Synthesis. Optically pure solvent. High pressure liquid chromatography solvent.
Packing:
500ml/25L/200L
Benzene 99.8% GR Grade Reagent
Cas Number:71-43-2
Formula:C6H6
Molar Mass:78.11
EC Number:200-753-7
Physicochemical properties:
Colorless transparent liquid which has fragrant smell. Strong refraction. Volatile. It can be miscible with ethanol, ether, acetone, carbon tetrachloride, carbon disulfide, glacial acetic acid and oil, and is slightly soluble in water. The flames are bright with black smoking when burning.The relative density (d154) is 0.8787. Tne melting point is +5.5 ° C. The boiling point is 80.1 °C. The refractive index (n20D) is 1.50108. The flash point (closed cup)is -11 ° C. Combustible.
Usage:
A solvent such as fat, resin or iodine. Determine the mineral refractive index. Organic Synthesis. Optically pure solvent. High pressure liquid chromatography solvent.
Packing:
500ml/25L/200L
Item of Analysis | Standard |
Assay,% | 99.8 min |
Hazen | 10 max |
Crystallization point,℃ | 5.2 min |
Evaporating leavings,% | 0.0005 max |
Moisture,% | 0.02 max |
Acidity (as H+),mmol/g | 0.0001 max |
Alkalinity (as OH-), mmol/g | 0.0001 max |
Sulfur compounds(as SO4),% | 0.0015 max |
Really carbonized substances | to pass test |
Thiophen(C4H4S),% | 0.0002 max |
Item of Analysis | Standard |
Assay,% | 99.8 min |
Hazen | 10 max |
Crystallization point,℃ | 5.2 min |
Evaporating leavings,% | 0.0005 max |
Moisture,% | 0.02 max |
Acidity (as H+),mmol/g | 0.0001 max |
Alkalinity (as OH-), mmol/g | 0.0001 max |
Sulfur compounds(as SO4),% | 0.0015 max |
Really carbonized substances | to pass test |
Thiophen(C4H4S),% | 0.0002 max |
Symbol | |
Signal word | Danger |
Hazard statement | H225 |
H304 | |
H315 | |
H319 H340 | |
H350 | |
H372 H412 | |
Precautionary statements—Prevention | P201 |
P202 | |
P210 | |
P233 | |
P240 | |
P241 | |
P242 | |
P243 | |
P260 | |
P264 | |
P270 | |
P273 | |
P280 | |
Precautionary statements—Response | P301+P310 |
P303+P361+P353 | |
P305+P351+P338 | |
P308+P313 | |
P331 | |
P332+P313 | |
P337+P318 | |
P370+P378 | |
Precautionary statements—Storage | P403+P235 |
P405 | |
UN No. | 1114 |
Hazard Class | 3 |
Package Group | II |
Flashpoint | -11 °C |
Boiling point | 80.1°C |
Melting point | 5.5°C |
Self-ignition point | 562 °C |
Symbol | |
Signal word | Danger |
Hazard statement | H225 |
H304 | |
H315 | |
H319 H340 | |
H350 | |
H372 H412 | |
Precautionary statements—Prevention | P201 |
P202 | |
P210 | |
P233 | |
P240 | |
P241 | |
P242 | |
P243 | |
P260 | |
P264 | |
P270 | |
P273 | |
P280 | |
Precautionary statements—Response | P301+P310 |
P303+P361+P353 | |
P305+P351+P338 | |
P308+P313 | |
P331 | |
P332+P313 | |
P337+P318 | |
P370+P378 | |
Precautionary statements—Storage | P403+P235 |
P405 | |
UN No. | 1114 |
Hazard Class | 3 |
Package Group | II |
Flashpoint | -11 °C |
Boiling point | 80.1°C |
Melting point | 5.5°C |
Self-ignition point | 562 °C |