Omit Rules: when the keep ID is present, do not show the omit ID phrase
• keep H314, omit H318
• keep P203, omit P103
• keep P413, omit P235
• keep H411, omit H401
• keep P411, omit P235
• keep H412, omit H402
• keep H410, omit H400
• keep P236, omit P234

• Categorised as Category:GHS warnings (1) under "O"
• Source: "Globally Harmonized System of Classification and Labelling of Chemicals" (pdf). 2021. Annex 3: Codification of Statements and Pictograms (pp 268–385).