ethylene glycol monomethyl ether series
●usage:
used as solvent,thinner,anti-freeze in such trades as printing ink,industrial cleanser,paint,dye,copper cladding plate,electrolytc capacitor and aviation fuel,used as raw material in textile assistant,high,grade braking liquid,water soluble cleanser,synthetic liquid dye and desulphurizing agent in oil refining,etc.
|
specification |
ethylene glycol monomethyl ether(em) |
diethylene glycol monomethyl ether(dm) |
triethylene glycol monomethyl ether(tgme) |
tetraethylene glycol monomethyl ether |
molecule formula |
c3h8o2 |
c5h12o3 |
c7h16o4 |
c9h20o5 |
molecule weight |
76.09 |
120.15 |
164.21 |
208.26 |
appearance |
colorless transparent liquid |
colorless transparent liquid |
transparent liquid |
transparent liquid |
purity, gc%wt. |
≥99.0 |
≥99.0 |
-- |
-- |
acidity, %wt.
(as acetic acid) |
≤0.01 |
≤0.01 |
≤0.01 |
≤0.01 |
water, %wt. |
≤0.10 |
≤0.10 |
-- |
-- |
specific gravity (20/20℃) |
0.9660~0.9678 |
1.022~1.037 |
-- |
-- |
balance back flow boiling point, ℃. |
-- |
≥190 |
≥240 |
≥250 |
-40℃ low temperature moving viscosity,
mm2/s. |
-- |
≤100 |
≤400 |
≤700 |
|