40 CFR 721.47 Conditions for research and development exemption. Subpart A - General Provisions TSCA 5 - SNUR [58 FR 34204, June 23, 1993]https://api.chemreg.net/regulations/gmsds_oct18-736.pdf/viewhttps://api.chemreg.net/@@site-logo/ChemReg-branding.png
40 CFR 721.47 Conditions for research and development exemption. Subpart A - General Provisions TSCA 5 - SNUR [58 FR 34204, June 23, 1993]
