IPI PRODUCT SPECIFICATION

FERRIC OXIDE

MIL-F-82655(OS), Class 1 (Fine)

Properties	Units	Values		Test Method
		Min	Max
Material		Powder form
Moisture	Wt.%	-	0.5	4.5.1
Calcination loss (dry basis)	Wt.%	-	2.0	4.5.2
Iron, as Fe2O3 (calcined basis)	Wt.%	98.0	-	4.5.3
Acidity, as H2SO4	Wt.%	-	0.02	4.5.4
Weight Mean Diameter, Particle Size	µm	4.5	6.0	4.5.5
Workmanship	The material shall be uniform, free from contamination, foreign material or any other defect that would prevent its use for the purpose intended.

IPI Specification No: 10312

This specification meets the requirements of military specifications MIL-F-82655 (OS), Class 1 (dated January 31, 1977).

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