By Porter Wright on In the Federal Register for Friday 09/17/2010, the Environmental Protection Agency (EPA), acting under the authority granted to it under section 5(a)(2) of the TSCA, issued as a final rule Significant New Use Rules (SNURS) affecting two chemical substances identified as generic multi-walled and single-walled carbon nanotubes (MWCNTs and SWCNTs respectively). These SNURs are applicable … Continue Reading
By Porter Wright on On Friday, 11/06, 2009, the Environmental Protection Agency (EPA) published a "Proposed Significant New Use Rules on Certain Chemical Substances" in the Federal Register (74 FR 57430). The "certain chemical substances" that the new use rules would affect are multi-walled carbon nanotubes and single-walled carbon nanotubes. This would amend 40 CFR Pt. 721 by adding Pts … Continue Reading
By Porter Wright on Today’s issue of the Federal Register carries a notice from the EPA withdrawing two significant new use final rules. EPA is withdrawing these SNURs affecting multi-walled carbon nanotubes and single-walled carbon nanotubes after having received a notice of intent to submit adverse comments. The text of the notice is below and a link to the … Continue Reading
