Acid orange 74
- OSHA IMIS Code Number: A256
- Chemical Abstracts Service (CAS) Registry Number: 10127-27-2
Monitoring Methods used by OSHA
Primary Laboratory Sampling/Analytical Method (SLC1):
- Glass Fiber Filter (37 mm)
- maximum volume: 200 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
Wipe Sampling Method:
- Glass Fiber Filter
- 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.
Mobile phase extraction; C18; 59% methanol 41% water, PIC A; 1 mL/min; UV 254, 280; DL 2.5 ug/sample; ext. eff. 90%
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