Erratum to: Realumination of dealuminated HZSM-5 zeolites by acid treatment and their catalytic properties [Microporous and Mesoporous Materials 31 (1999) 89–95]

Microporous and Mesoporous Materials 34 (2000) 348 www.elsevier.nl/locate/micromeso

Erratum

Erratum to: Realumination of dealuminated HZSM-5 zeolites by acid treatment and their catalytic properties [Microporous and Mesoporous Materials 31 (1999) 89–95]1 T. Sano*, Y. Uno, Z.B. Wang, C.-H. Ahn, K. Soga School of Materials Science, Japan Advanced Institute of Science and Technology, Tatsunokuchi, Ishikawa 923-1292, Japan

During the printing of this paper, the wrong Fig. 5 was placed on page 94. The publisher apologises to authors and readers for the resulting inconvenience. The correct Fig. 5 is shown below.

Fig. 5 27Al MAS NMR spectra of dealuminated HZSM-5 zeolites before and after HC1 treatment. (A) Parent HZSM-5; (B) Dealuminated HZSM-5 (600°C, 48 h); (C ) Realuminated HZSM-5 (2 M HC1, 100°C, 120 h).

Corresponding author. Tel.: +81-761-511611; fax: +81-761-511625. E-mail address: [email protected] (T. Sano) 1 PII of original article: S1387-1811(99)00059-1 1387-1811/00/$ - see front matter © 2000 Published by Elsevier Science B.V. All rights reserved. PII: S1 3 8 7 -1 8 1 1 ( 9 9 ) 0 0 28 4 - X