IRS regulations require that tax-exempt fuel contain a level of Solvent Red 164 (SR164) dye that is spectrally equivalent to >11.1 mg/l. of a highly similar Solvent Red 26 dye (SR26) standard, which ...
CONCORD — The N.H. Department of Safety has begun a new enforcement program through the State Police and Road Toll Bureau in coordination with the United States Internal Revenue Service called the ...
Scientists from the University of the Philippines - Diliman are looking into an environment-friendly method to detect toxic dyes by synthesizing silver (Ag) nanoparticles using natural organic acids.