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Chemical Sampling Information (CSI)
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General Description

OSHA IMIS Code Number: D146

Chemical Abstracts Service (CAS) Registry Number: 2429-81-4

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: DG6241000; 17017

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Glass Fiber Filter (37 mm)
    maximum volume: 180 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: Not Validated

Conditions: Extraction solvent = 43% methanol/57% water, PIC A; C18; Solvent program, Initial = 40% methanol 60% water, PIC A, curve 10 for 12 min, Final = 75% methanol 25% water, PIC A; 1 mL/min; UV = 546, 436; DL 10 ng/inj; C/P DBA

Wipe Sampling Method:

  • sampling media: Glass Fiber Filter

Bulk Method:

  • For any dye analysis, a bulk sample of the dye must be sent to the Salt Lake Technical Center. Limit the amount of bulk submitted to one gram or approx. one mL.

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