NAME: Direct Blue 2
IMIS: 0373
CAS: 2429-73-4
NIOSH: RTECS QJ6158000; 50639
Exposure Limits
Health Factors
Monitoring
PRIMARY SAMPLING/ANALYTICAL METHOD (SLC1):
MEDIA:
Glass Fiber Filter (37 mm)
ANL SOLVENT:
Methanol/Water (55/45) and PIC-A
MAX V:
100 Liters MAX F:
1.0 L/min
ANL 1:
High Performance Liquid Chromatography; HPLC/UV/VIS
REF:
2 (OSHA In-House File)
CLASS:
Partially Validated
COND:
Extraction with mobile phase; Zorbax ODS; 55% methanol 45% water;
0.005 M TBAP; 1.1 mL/min; UV det: 546, 436; Retention time, 20 min
DL 8.7 ng/inj; extraction eff. 100%; C/P JML 8/82
WIPE:
Yes, with Glass Fiber Filter.
BULK METHOD:
For any dye analysis, a bulk sample of the dye must be sent to the
SLCAL. Limit the amount of bulk submitted to one gram or approx.
one mL.
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