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Find out what cookies we use and how to disable themThe proposed standard is intended to specify the appropriate method to determine the phosphorus content in firework compositions by inductively coupled plasma atomic emission spectrometry (ICPAES).
In standard ISO 25947-5, the use of red phosphorus is limited to some fireworks in combination with chlorates. It is not allowed in other generic types of fireworks intended to be sold to consumers. The objective of the proposed standard is to propose a test method that would be appropriate to determine the possible presence of phosphorus in fireworks for which it is prohibited (qualitative analysis) and check the proportion of phosphorus which is declared by manufacturers in fireworks in which this chemical is allowed (quantitative analysis).
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