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1,6-Hexamethylene Diisocyanate Homopolymer

General Description

Synonyms: Hexamethylene diisocyanate homopolymer; HDIH; 1,6-diisocyanato-hexane homopolymer; poly(hexamethylene diisocyanate)

OSHA IMIS code: H130

CAS number(s): 28182-81-2

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method:
  • glass fiber filter (37 mm open face) coated with 1.0 mg 1-(2-pyridyl)piperazine
  • maximum volume: 15 L
  • maximum flow rate: 1.0 L/min
  • current analytical method: high performance liquid chromatography; HPLC/UV/FLU
  • analytical solvent: (90:10) acetonitrile:dimethylsulfoxide
  • method reference: OSHA PV2125 (partially validated)
  • note: OSHA personnel may obtain filters from the OSHA-Salt Lake Technical Center. Keep filters refrigerated until use. Results may not reflect accurate exposures to the polymeric forms of isocyanates.

Exposure Limits and Health Effects (Updated September 6, 2012)

Standard Set By Exposure Limit Health Effect Codes -- Health Effects and Target Organs
OSHA PEL Not established
NIOSH REL Not established
ACGIH TLV® Not established
CAL/OSHA PELs Not established

Carcinogenic classification:

  • NTP: Not listed
  • IARC: Not listed
  • EPA: Not listed

EPA Inhalation Reference Concentration (RfC): Not established

ATSDR Inhalation Minimal Risk Levels (MRLs): Not established

NIOSH IDLH concentration: Not established

Notes on other potential health effects and hazards:

No potential health effects or hazards resulting from occupational exposure were found in the scientific literature.

Chemical Sampling Information

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