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Chemical Sampling Information (CSI)
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General Description

Synonyms: Diphenylene Oxide

OSHA IMIS Code Number: D639

Chemical Abstracts Service (CAS) Registry Number: 132-64-9

Monitoring Methods used by OSHA

Conditions: Column: C8 Mobile Phase: 75:25 Methanol:Water Detector Wavelength: 313nm Detection Limit: 2.3 ng/sample Methanol extraction; Alltech C8; 75% methanol 25% water; 1 mL/min; UV det 215, 280; Retention time, 7.4 min; DL 2.3 ng/inj; C/P DL 84

Bulk Method:

  • current analytical method: High Performance Liquid Chromatography: HPLC/U
    method reference: 2 (OSHA In-House File)
    method classification: Not Validated
    note: Limit the amount of bulk submitted to one gram or one mL.

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