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				| Retarder PX |  |  |  | Retarder PX is an oil treated phthalic anhydride. This non-discoloring retarding agent is utilized to reduce scorching of rubber compounds at processing temperatures and is effective with thiazole or activated thiazole type systems.
 A Typical loading is 0.5% - 1.0% parts per hundred.
 Retarder PX has little retarding effect at curing temperatures and does not bloom with recommended amounts.
 |  |  |  | Appearance : Off white powder Odor : Practically none
 Specific Gravity: 1.52
 Moisture: 0.5% max.
 Ash: 0.5% max.
 Melting Range: 129 - 134'C
 Solubility: Slightly soluble in water. Soluble in alcohol.
 Storage Stability: Excellent
 Toxicity: Not considered hazardous for normal industrial use
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