Fingerprint Card Envelopes Packaging:100 pack Positive Result: No color change

Positive Result: No color change after breaking the first ampoule and a resulting blue color after breaking the second ampoule

a dark blue or violet after breaking the second ampoule and a grey upper layer over a violet layer upon breaking the third ampoule

evidence can be marked quickly to prevent its movement or destruction prior to documentation and collection

Window boxes feature rigid polystyrene windows that allow you view evidence

Fingerprint Card Envelopes Packaging:100 pack Positive Result: No color changeThese envelopes fit the standard FBI fingerprint card form No. FD 258, used by the FBI, Bureau of U. S. Citizenship and Immigration Services, and many police agencies. The envelopes are available in a pack of 100 (2 6606) and a pack of 500 (2 6607).