RESULTS When dark particles in the SPR were used, the best quality of developed latent print on the wet surface was obtained from SPR II for every type of soaking solution. SPR II contains molybdenum disulfide, tergitol NP-7 and choline chloride, with a proportion of particles and detergent at 13.1. The fingerprint image was nearly complete (moderate), and had a ridge count of 12.98 (Tables 1 and 2). Next the quality of developed latent print obtained from SPR III (10.25) was quite similar to that of SPR II (12.98). Nevertheless, SPR III is suitable for latent print detection on glass surfaces; providing a ridge count of 14.85 (Table 1). Poor results were obtained from SPR XI, where only a poor image with a low ridge count was obtained 1.21 (Table 1). SPR I and VII could not be used to develop latent fingerprints on any type of the tested surfaces.