HG/T 3772-2011
HG/T 3772-2011
m-Hydroxy-N,N-diethylanline
HG/T 3772-2011
N -Methyl-4- (p -formylstyryl) pyridiniuID methyl sulfate
HG/T 3772-2011
HG/T 3772-2011
HG/T 3772-2011
Surface active agents. Alkoxylated derivatives. Determination of hydroxyl value. N-methyl imidazole method
HG/T 3772-2011
Surface active agents - Alkoxylated derivatives - Determination of hydroxyl value - N-methyl imidazole method
HG/T 3772-2011
Surface active agents - Alkoxylated derivatives - Determination of hydroxyl value; N-methyl imidazole method
HG/T 3772-2011
HG/T 3772-2011