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AWNALCO <br /> MATERIAL SAFETY DATA SHEET <br /> PRODUCT <br /> NALCO 7330 <br /> EMERGENCY TELEPHONE NUMBER(S) <br /> (800)424-9300(24 Hours) CHEMTREC <br /> UNSUITABLE CONSTRUCTION MATERIAL : <br /> Steel <br /> 8. 1 EXPOSURE CONTROLS/PERSONAL PROTECTION <br /> OCCUPATIONAL EXPOSURE LIMITS : <br /> This product contains the following component(s)with a recognised or recommended OEL value: <br /> Manufacturer's Recommendation <br /> Substance(s) <br /> 5-Chloro-2-Methyl-4- TWA: 0.076 mg/m3 <br /> Isothiazolin-3-one STEL: 0.23 mg/m3 <br /> Manufacturer's Recommendation <br /> Substance(s) <br /> 2-Methyl-4-Isothiazolin-3- TWA: 1.5 mg/m3 <br /> one STEL: 4.5 mg/m3 <br /> ENGINEERING MEASURES : <br /> General ventilation is recommended. Use local exhaust ventilation if necessary to control airborne mist and vapor. <br /> RESPIRATORY PROTECTION : <br /> If significant mists, vapors or aerosols are generated an approved respirator is recommended. A suitable filter <br /> material depends on the amount and type of chemicals being handled. Consider the use of filter type: Particulate <br /> filter- HEPA. In event of emergency or planned entry into unknown concentrations a positive pressure, full- <br /> facepiece SCBA should be used. If respiratory protection is required, institute a complete respiratory protection <br /> program including selection, fit testing, training, maintenance and inspection. <br /> HAND PROTECTION : <br /> PVC gloves <br /> SKIN PROTECTION : <br /> Wear chemical resistant apron, chemical splash goggles, impervious gloves and boots. A full slicker suit is <br /> recommended if gross exposure is possible. <br /> EYE PROTECTION : <br /> Wear a face shield with chemical splash goggles. <br /> HYGIENE RECOMMENDATIONS : <br /> Eye wash station and safety shower are necessary. If clothing is contaminated, remove clothing and thoroughly <br /> wash the affected area. Launder contaminated clothing before reuse. <br /> HUMAN EXPOSURE CHARACTERIZATION : <br /> Based on our recommended product application and personal protective equipment, the potential human exposure <br /> is: Moderate <br /> Nalco Company 1601 W. Diehl Road • Naperville, Illinois 60563-1198 • (630)305-1000 <br /> For additional copies of an MSDS visit www.nalco.com and request access <br /> 4/ 12 <br />