Table 2 The performance of various methods for development of fingerprints, and distinction between real and forged fingerprints
From: Novel C stain-based chemical method for differentiating real and forged fingerprints
Methods | Real fingerprint development | Forged fingerprint development | Colour differentiation between real and forged fingerprints |
|---|---|---|---|
Powder method | ✓ | ✓ | x |
Ninhydrin | ✓ | ✓ | x |
AgNO3 | ✓ | ✓ | x |
Iodine fuming | ✓ | ✓ | x |
Powder method followed by C stain | ✓ | ✓ | ✓ |
Ninhydrin followed by C stain | ✓ | ✓ | ✓ |
AgNO3 followed by C stain | ✓ | ✓ | x |
Iodine fuming followed by C stain | ✓ | ✓ | ✓ |
C stain followed by powder method | ✓ | ✓ | x |
C stain followed by ninhydrin | ✓ | ✓ | x |
C stain followed by AgNO3 | x | x | x |
C stain followed by iodine fuming | ✓ | ✓ | ✓ |