Chlorodiphenyl (42% Chlorine) (PCB)
CAS: 53469-21-9
• RTECS: N/A
OSHA PEL (8-hr TWA) 1 mg/m³ OSHA PEL: ppm / 1 mg/m3
NIOSH REL 0.001 ppm NIOSH REL: Ca0.001 mg/m3See Appendix A
IDLH Threshold 10 ppm Imm. Dangerous to Life/Health
Skin Hazard Notation No Dermal standard 29 CFR 1910
Interactive Engine
Chlorodiphenyl (42% Chlorine) (PCB) Shift Exposure & PPE Compliance Calculator
Input your measured workplace air sample concentration and work shift schedule. The engine applies the Brief & Scala mathematical reduction model to determine legally defensible compliance.
ppm
OSHA Compliance Determination
Awaiting Sample Input
Adjusted PEL (Brief-Scala)
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Hazard Ratio (HR)
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Mandated APF Respirator
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Enter an air sampling concentration above to evaluate whether your facility triggers the OSHA Action Level (0.5× PEL) or requires mandatory respiratory protection under 29 CFR 1910.134.
Need formal documentation for safety audits?
Generates an instant 1-page OSHA 29 CFR 1910.1000 compliance record.
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NIOSH Respirator & Barrier Protection Specifications
Required Cartridge / Filter Acid Gas (Yellow/White)
Certified for concentrations within permissible limits.
Chemical Barrier Gloves Nitrile or Neoprene Chemical Barrier
Prevents transdermal permeation.
NIOSH Respiratory Protocol:
Mandatory NIOSH-approved Acid Gas (Yellow/White) required when airborne concentration exceeds action level under OSHA 29 CFR 1910.134.
Need Professional Industrial Hygiene Air Testing?
Ensure 100% OSHA audit compliance with accredited 8-hr personal air sampling, local exhaust ventilation (LEV) face velocity verification, and certified CIH reporting for your facility.