Crystalline calmagite and a study of sulphonation effects on azo dye metal-ion indicators
β Scribed by Frederick Lindstrom; Robert Isaac
- Book ID
- 118990058
- Publisher
- Elsevier Science
- Year
- 1966
- Tongue
- English
- Weight
- 722 KB
- Volume
- 13
- Category
- Article
- ISSN
- 0039-9140
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π SIMILAR VOLUMES
The binding of chrome violet, which is a monoazo dye and involves two hydroxyl groups in the o and 0 ' positions to an azo group, to chitin, and partially deacetylated chitin, was examined in the presence of metal ions. Zn2+ and Cu2+ ions do not perceptively influence the binding affinity of chrome
Five polypropylene films were prepared having different crystallinity and morphology, the latter having been modified by stretching. They were colored with azo dyes XC6H4N=N&H4N(C,H5), (where X=H, OCH,, CN, and NO,). The kinetics of the thermal cis-trans isomerization of these dyes has been studied