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Chemical Sampling Information (CSI)
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General Description

Synonyms: Celogen AZ; Azodicarbonamide; Diazenedicarboxamide; Kempore; Genitron; Unifoam; Nitropore; Porofor

OSHA IMIS Code Number: A705

Chemical Abstracts Service (CAS) Registry Number: 123-77-3

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: LQ1040000; 36199

Chemical Description and Physical Properties:

Orange red crystals
melting point: 225°C (dec)
Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: OSHA Versatile Sampler (OVS-2) - 13 mm XAD-2 tube (270/140 mg sections, 20/60 mesh) with Glass Fiber Filter enclosed.
    analytical solvent: Methanol
    maximum volume: 100 Liters
    maximum flow rate: 1.0 L/min
    current analytical method: High Performance Liquid Chromatography; HPLC/U.
    method reference: 2 (OSHA In-House File)
    method classification: Partially Validated

Conditions:

  • desorption: Methanol
    column: Zorbax CN
    mobile phase: 77% hexane, 7% isopropanol, 16% methanol; 1.5 mL/min, 276 nm 254 nm
    retention time: 6.9 min
    detection limit: 14 ng/inj + C/P YC 5/88
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