The distribution as well as the content of the particles in N-P electroless codeposits is determined by means of conventional stereome-tric metallograph.
The sythesis of Monuron herbicide by oxidative-reductive carbonylation of dimethyamine and p-ClC6H4NO2 using selenium as catalyst and organic base as cocatalyst was studied.
N butyl 2 ethoxy thioacridone was prepared from o chloro benzoic acid and p phenetidine by means of Ullman reaction,cyclization,N alkylation and sulfurization.
Two different kinds of palladium complexes of nitrogen containing polymere havebeen prepared and their catalytic actions for p -nitro -methyl benzfene have been invertigeted.
The relevant hormone determining results show: Prolactin (PRL), estradiol (E2) and progesterone (P) content in serum have regularly changed during reproductive and nonreproductive phase.
A new tetrakis( p glycylglycinephenyl)porphin and its rare earth (Yb,Sm) complexes were synthesized.They have been characterized by elemental analysis,UV vis,IR, 1HNMR and laser Raman spectra.
Methods The expression of FHIT and PCNA protein in 10 normal endometria, 16 endometrial atypical hyperplasia and 44 endometrial carcinoma tissues was observed by immunohistochemical S-P method.