# Indirect Food Additives: Adjuvants, Production Aids, and Sanitizers
> **Food and Drug Administration** · Final rule. · Published 1997-03-03 · Effective 1997-03-03 · 62 FR 9365
## Document
- **Document number:** 97-5077
- **Category:** fda-food
- **Sub-agency:** Food and Drug Administration
- **Federal Register citation:** 62 FR 9365
- **CFR reference:** 21 CFR 178
- **Publication date:** 1997-03-03
- **Effective date:** 1997-03-03
- **HHS docket:** Docket No. 93F-0028
## Abstract

The Food and Drug Administration (FDA) is amending the food additive regulations to provide for the safe use of 3,6-bis(4- chlorophenyl)-2,5-dihydro-pyrrolo[3,4-c]pyrrole-1,4-dione (C.I. Pigment Red 254) as a colorant in polymers intended for use in contact with food. This action is in response to a petition filed by Ciba-Geigy Corp.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/1997/03/03/97-5077/indirect-food-additives-adjuvants-production-aids-and-sanitizers)
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