## Abstract A nonchloric method for the synthesis of phosphorous acid and barium and calcium phosphites is proposed, involving the reaction of elemental phosphorus (P~4~) with aqueous barium and calcium hydroxides in the presence of quaternary ammonium base (choline). Conditions for the preparation
โฆ LIBER โฆ
The influence of cationic tetrapropoxycalix[4]arene choline on protolytic equilibria of acid-base indicators in aqueous solutions
โ Scribed by N.O. Mchedlov-Petrossyan; N.A. Vodolazkaya; L.N. Vilkova; O.Yu. Soboleva; L.V. Kutuzova; R.V. Rodik; S.I. Miroshnichenko; A.B. Drapaylo
- Publisher
- Elsevier Science
- Year
- 2009
- Tongue
- English
- Weight
- 836 KB
- Volume
- 145
- Category
- Article
- ISSN
- 0167-7322
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