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glycol ethers coating solvents... |
non-toxic plasticizers and... |
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| ethylene glycol monomethyl ether series (em, dem, tem) |
item |
ethylene glycol monomethyl ether (em) |
di-ethylene glycol monomethyl ether (dem) |
triethylene glycol monomethyl ether (tem) |
cas |
109-86-4 |
111-77-3 |
112-35-6 |
molecular formula |
ch3och2ch2oh |
ch3och2ch2och2ch2oh |
ch3o(c2h4o)3h |
appearance |
colorless and clear liquid |
colorless and clear liquid |
colorless and clear liquid |
purity(gc)%≥ |
99.5 |
99.0 |
98.0 |
distillation range(℃/760mmhg) |
122.5-127.0 |
191.0-198.0 |
230.0-250.0 |
moisture(kf) %≤ |
0.1 |
0.1 |
0.1 |
acidity |
0.01 |
/ |
/ |
specific gravity(d420) |
0.965±0.005 |
1.018±0.005 |
1.049±0.005 |
color(pt-co)≤ |
10 |
15 |
30 |
content of metal ion≤ |
10ppb(for special requirements ≤1ppb)
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10ppb(for special requirements ≤1ppb) |
10ppb(for special requirements ≤1ppb) |
package and transportation |
190 or 200kgs/drum hazardous chemical |
200kgs/drum common chemical |
200kgs/drum common chemical |
application:
ethylene glycol monomethyl ether series, a kind of electronic industry solvent with excellent performance, is widely used lcd photo-resistance diluent in the production of lcd and optical resist, photo-resist remover, stripping agent, detergent for ic, photo resist-removing buffer solution, corrosive processing and other chemicals requiring special specification; also widely applied as solvent for electronic material production.
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