---
type: threshold
id: p-tert-butyltoluene
asset: workplace-exposure-limits
title: "p-tert-Butyltoluene — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side"
sources:
  - https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
source_quote: "p-tert-Butyltoluene | 98-51-1 | 10 | 60 | - |"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "p-tert-Butyltoluene"
cas_number: "98-51-1"
pel_ppm: "10"
pel_mgm3: "60"
verified: true
---
**Substance:** p-tert-Butyltoluene

**CAS No.:** 98-51-1

**PEL (ppm):** 10

**PEL (mg/m³):** 60

> p-tert-Butyltoluene | 98-51-1 | 10 | 60 | - |

Source: <https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1>