The structure of nepheline hydrate I, Na3AI3Si3012" 2H20, synthesized hydrothermally at 473 K, has been determined. It is orthorhombic, space group Pna21 with a = 16.426(1 ), b = 15,014(1 ), c = 5.2235(5) ~, Z = 4 and D c = 2.38 g cm -3. The final R = 0.051. The tetrahedral framework consists of a s
X-ray structure of cerium triacetate hydrate
β Scribed by G. G. Sadikov; G. A. Kukina; M. A. Porai-Koshits
- Publisher
- SP MAIK Nauka/Interperiodica
- Year
- 1968
- Tongue
- English
- Weight
- 116 KB
- Volume
- 8
- Category
- Article
- ISSN
- 0022-4766
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NATIONAL BUREAU OF STANDARDS NOTES. [J. P. I. pH range, 7 to IO. Potassium p-phenolsulfonate is a good buffer for the pH range of 8. 4 to 9.2, and for spectrophotometric pH work with certain indicators. Since the purified product is not commercially available and since quantitative tests for indic