21 CFR 1309.53 Request for hearing or appearance; waiver. [62 FR 13968, Mar. 24, 1997]https://api.chemreg.net/regulations/apr18-293_gmsds.pdf/viewhttps://api.chemreg.net/@@site-logo/ChemReg-branding.png
21 CFR 1309.53 Request for hearing or appearance; waiver. [62 FR 13968, Mar. 24, 1997]