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California Prop 65 Warning Signs and Labels for:
Antimony oxide (Antimony trioxide)

This page shows warning signs and labels for Antimony oxide (Antimony trioxide) (CAS No. 1309-64-4), which is on the current California Proposition 65 List of harmful chemicals. California updated Prop 65 warning sign requirements effective August 30, 2018, and these signs meet those specifications. Prop 65 signs must now list specific chemical names and, in some cases, sources of exposure. You will need to determine if your use of this chemical requires exposure source warnings.

  • Select the sign below that is appropriate for your business operations. You can enter exposure information on the sign detail page as a custom text input

  • Choose from 5 sizes of aluminum or plastic signs or vinyl labels. You can also download a temporary sign PDF.

  • Our Prop 65 signs and labels are made in the USA, and most orders ship within 2 business days

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Entering this area can expose you to Antimony oxide (Antimony trioxide) from [name of one or more sources of exposure]. Antimony oxide (Antimony trioxide) is known to the State of California to cause cancer. For more information go to

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Entrar a esta área puede exponerle a Antimony oxide (Antimony trioxide) proveniente de [name of one or more sources of exposure]. Antimony oxide (Antimony trioxide) es conocido (a) por el Estado de California como causante de cáncer. Para mayor información visite

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