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Table 1:

The sample of 21 Galactic Bulge PNe with dual-dust chemistry observed with Spitzer/IRS (program $\char93 $3633).

IRAS name		 PN name RA Dec Spectral typea Optical diameterd Distance from GC Dust type
    J2000.0 J2000.0   (arcsec) ( $\hbox{$^\circ$ }$)  

17480-3023		 M 3-44 17 51 18.7 -30 23 53 [WC11]b 4.4 1.91 mixed
17549-3347 H 1-43 17 58 14.5 -33 47 37 [WC11]b 2.0 5.56 mixed
17434-3307 M 1-27 17 46 45.5 -33 08 35 [WC11]b 5.3 4.21 mixed
18061-2505 MaC 1-10 18 09 12.4 -25 04 35 [WC8]b 10.0 6.52 mixed
17355-2206 M 1-25 17 38 30.3 -22 08 39 [WC6]b 4.6 6.99 mixed
17425-2056 M 3-15 17 45 31.8 -20 58 06 [WC5]b 4.2 7.97 mixed
17388-2440 Hb 4 17 41 53.1 -24 42 03 [WC4]b 6.2 4.32 mixed
18259-3132 Cn 1-5 18 29 11.7 -31 29 59 [WC4]b 7.0 9.75 mixed
17389-2409 M 2-14 17 41 57.7 -24 11 11 welsb 0.0 4.82 mixed
17496-2221 M 1-31 17 52 41.4 -22 21 57 welsb 0.0 6.76 mixed
18006-3117 M 2-27 18 03 52.6 -31 17 47 welsb 4.8 4.60 mixed
18054-2217 M 1-40 18 08 26.0 -22 16 53 welsb 5.0 8.40 mixed
18094-2450 H 1-61 18 12 34.0 -24 50 01 welsb 0.0 7.27 mixed
17156-3135 Th 3-4 17 18 51.9 -31 39 06 noneb 0.0 6.38 mixed
17178-2900 M 3-38 17 21 04.3 -29 02 60 nonec 0.0 5.37 mixed
17217-2803 M 3-8 17 24 52.2 -28 05 54 noneb 5.4 4.64 mixede
17262-2623 H 1-16 17 29 23.4 -26 26 05 noneb <5.0 4.37 mixed
17521-2144 Hb 6 17 55 07.1 -21 44 41 noneb 5.0 7.50 mixed
17523-3033 H 1-40 17 55 36.0 -30 33 32 noneb 3.8 2.71 mixed
18006-3241 H 1-50 18 03 53.5 -32 41 42 noneb <10. 5.43 mixed
18100-3220 H 1-62 18 13 17.9 -32 19 42 unknown 0.0 6.85 mixed
a None - neither [WC] nor wels; b Górny et al. (2004); c Górny et al. (2008); d Strasbourg-ESO Catalogue of Galactic Planetary Nebulae, Acker et al. (1992), 0.0 - PN is a point-like source; e PAHs presence is tentative.

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