Safety Data Sheet - Certified Lye
ventilation to keep airborne concentrations below the permissible exposure limits. Exposure Limits Chemical Name, ACGIH (TLV), NIOSH (REL), OSHA (PEL): Sodium hydroxide, 2 mg/m3 Ceiling, 10 mg/m3 Ceiling (15 minutes), 2 mg/m3 TWA. Sodium carbonate, none listed, none listed, none listed. NIOSH IDLH Concentration: 10 mg/m3.
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www.sciencecompany.compermissible under certain circumstances where airborne concentrations are expected to exceed exposure limits. Use a positive-pressure, air-supplied respirator if there is any potential for an uncontrolled release, if exposure levels are unknown, or if any other circumstances exist where air-purifying respirators may not provide adequate protection.