## Abstract The chitosan was degraded by the cheap, efficient, and commercially available enzymes in hydrochloric acid solution. The effect of molar ratio of added HCl to ο£ΏNH~2~ of chitosan on the degradation was investigated, and the favorable ratio was between 0.50 and 0.95. The chitooligomer hyd
The Preparation of a Stable, Non-aromatic Diazonium Salt
β Scribed by Dr. H. Reimlinger
- Publisher
- John Wiley and Sons
- Year
- 1963
- Tongue
- English
- Weight
- 203 KB
- Volume
- 2
- Category
- Article
- ISSN
- 0044-8249
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## Abstract Magnetite nanoparticles modified covalently with triethoxysilane having a quaternary dicetyl ammonium ion are used together with tetraethylorthosilicate as building blocks to prepare a mesoporous material. Cetyltrimethylammonium bromide is used as a structureβdirecting agent under condi