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Chemical Sampling Information (CSI)
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General Description

Synonyms: Decaboron tetradecahydride

OSHA IMIS Code Number: 0853

Chemical Abstracts Service (CAS) Registry Number: 17702-41-9

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: HD1400000

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: 1868 134

NIOSH Pocket Guide to Chemical Hazards, Decaborane: chemical description, physical properties, potentially hazardous incompatibilities, and more

Chemical Description and Physical Properties:

colorless solid with a pungent odor
molecular weight: 122
boiling point: 416°F
melting point: 212°F
vapor pressure: 0.05 mm at 77°F

Incompatibilities: Oxidizers, water, halogenated compounds

Exposure Limits

OSHA Permissible Exposure Limit (PEL):

General Industry: 0.05 ppm, 0.3 mg/m3 (Skin)

Construction Industry: 0.05 ppm, 0.3 mg/m3 TWA (Skin)

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 0.05 ppm, 0.25 mg/m3 TWA; 0.15 ppm, 0.75 mg/m3 STEL (Skin)

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 0.05 ppm TWA (Skin); 0.15 ppm STEL (Skin)

Health Factors

Potential Symptoms: Dizziness, headache, nausea, lightheadedness, drowsiness, incoordination; local muscle spasms, tremors; convulsions; fatigue In animals: dyspnea; weakness; liver, kidney damage

Health Effects: Acute and Chronic CNS Toxicity (HE4) Nervous System Disturbances---Nervous system effects other . than narcosis (HE7)

Affected Organs: CNS

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Mixed Cellulose Ester Filter (MCEF) 0.8 microns
    maximum volume: 480 Liters
    maximum flow rate: 2.0 L/min (TWA)
    maximum volume: 30 Liters
    maximum flow rate: 2.0 L/min (STEL)
    analytical 1: Inductively Coupled Plasma; ICP/DCP-AES
    method reference: 2 (OSHA In-House File)
    method classification: Not Validated
    note: Submit as separate sample. Analysis is performed for total Boron. Proposed sampling and analytical procedure follows OSHA Method ID-125G.

Secondary Laboratory Sampling/Analytical Method (SAM2):

  • device: Detector Tube
    company: MSA
    part #: Reagent #82099, Filter #82388
    range: 0.01-1.0
    classification: Mfg

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