共 6 条
[2]
DETERMINATION OF ETHERS AND ESTERS OF ETHYLENE GLYCOL - A MODIFIED ALKOXYL ANALYSIS
[J].
INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION,
1946, 18 (08)
:500-504
[3]
SCHMIDT A, 1934, Patent No. 1971662
[5]
1932, Patent No. 364323
[6]
1932, Patent No. 368530