NAME: Benzoyl Peroxide

SYNONYM(s): Dibenzoyl peroxide

IMIS: 0335

CAS: 94-36-0

NIOSH: RTECS DM8575000; 19455

DOT: UN2085 Organic Peroxide

DESCRIPTION:

Colorless, odorless solid.
MW: 242
BP: N.A.
VP: <1 mm
MP: 217 F

INCOM: Combustible substances, wood, paper, lithium aluminum hydride; explosive at high temperatures

OSHA GENERAL INDUSTRY PEL: 5.0 mg/m3

OSHA CONSTRUCTION INDUSTRY PEL: 5.0 mg/m3 TWA

ACGIH TLV: 5 mg/m3 TWA; Appendix A4 (Not Classifiable as a Human Carcinogen)

NIOSH REL: 5 mg/m3 TWA

IARC: Group 3, not classifiable as to its carcinogenicity to humans

SYMPTOM(s): Skin, eye, mucous membrane irritation; sensitization; dermatitis

HEALTH EFFECTS: Irritation-Eye, Nose, Throat, Skin---Moderate (HE15)

ORGAN: Skin, respiratory system, eyes

PRIMARY SAMPLING/ANALYTICAL METHOD (SLC1):

MEDIA:
FH Filter (37 mm) See Note
ANL SOLVENT: Methanol
MAX V: 400 Liters   MAX F: 3.0 L/min
ANL 1: High Performance Liquid Chromatography; HPLC/UL48.
REF: 1 (OSHA modified NIOSH 5009)
SAE: 0.10
CLASS: Fully Validated
NOTE: Immediately after sampling, transfer filter to 20 mL scintillation vial before shipping. Ship refrigerated.

COND: Column: C18 Mobile Phase: 80:20 Methanol: Water Detector Wavelength: 254nm Detection Limit: 0.04 mg/m3