Patent ID: 11898955
Assignee: SPOGEN BIOTECH INC.
Field: Measurement (Instruments)
Classification: CPC G  A | IPC G

Claim 7:
8. The method of claim 3, wherein the tracer dye or the tracer pigment has an Amax at one or more wavelengths selected from the group consisting of: about 250 nm, about 272 nm, about 307 nm, about 338 nm, about 342 nm, about 360 nm, about 365 nm, about 377 nm, about 378 nm, about 381 nm, about 382 nm, about 390 nm, about 393 nm, about 397 nm, about 398 nm, about 403 nm, about 404 nm, about 408 nm, and combinations of any thereof.