|
Composition, Information on Ingredients
| Ingredient |
%
Volume |
PEL-OSHA1 |
TLV-ACGIH2 |
LD50
or LC50 Route/Species |
Chloromethane
FORMULA : CH3Cl
CAS : 74-87-3
RTECS # : PA6300000 |
> 99.5 |
100 ppm TWA
200 ppm Ceiling |
50 ppm TWA
100 ppm STEL
Skin |
LC50
15,200
mg/m3/30m
(rat) |
Physical and Chemical Properties
| Parameter |
Value |
Units |
| Physical state (gas, liquid,
solid) |
Gas |
|
| Vapor
pressure at STP |
73.4 |
psia |
| Vapor density at STP (Air = 1) |
1.45 |
|
| Evaporation
point |
Not Available |
|
| Boiling point |
-10.8 |
oF |
|
-23.8 |
oC |
| Freezing point |
-143.7 |
oF |
|
-97.6 |
oC |
| pH |
Not Available |
|
| Specific gravity |
Not Available |
|
| Oil/water partition coefficient |
Not Available |
|
| Solubility (H20) |
Very slightly |
|
| Odor threshold |
Not Available |
|
| Odor and appearance |
Colorless gas
with a slightly sweet odor; liquid is water white. |
|
|