68611-64-3 ??, ?? ?????? ?? ???
???? |
??, ?? ?????? ?? ??? |
?? |
??????, ?? ???; ?? ????? ??? ?? ???; ???-?????? ?? |
?? ?? |
Urea, reaction products with formaldehyde;Formaldehyde, urea adduct; Reaction products of urea with formaldehyde; Urea-formaldehyde resin |
??? |
CH4N2O?CH2O |
cas?? |
68611-64-3 |
EC?? |
271-898-1 |
??? ?? |
|
??? ?? |
|
?? ?? |
|
|