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U.S. Department of Health and Human Services

Inventory of Effective Food Contact Substance (FCS) Notifications
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FCN No. 31

 
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Food Contact Substance:  Fluorescein, disodium salt or dipotassium salt (CAS Reg. No. 518-47-8) and (CAS Reg. No. 6417-85-2)
 
Notifier:  Nalco Chemical Co.
 
Manufacturer:  Nalco Chemical Co.
 
Intended Use:  For use in boiler water additives complying with 21 CFR 173.310.
 
Effective Date:  05/11/2000
 
Limitations/Specifications:  For use only as an inert tracer chemical in boiler systems and must not exceed 900 parts per billion (ppb) in boiler water. In addition, this product must meet any applicable specifications under 21 CFR 173.310.
 
Environmental Impact Decisions:  Environmental Decisions Site
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