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Overview ISO 9455-9:2020 establishes a standardized test method for determining the ammonia content in soft soldering fluxes, specifically targeting fluxes classified as class 311 and 321 according t…
What is ISO 9455-9 about? ISO 9455 ‑ 9 is the ninth element of the multi-series international standard that covers the soft soldering fluxes . ISO 9455-9 specifies a distillation method for the deter…
BS EN ISO 9455-9:1996 specifies a distillation method for the determination of the ammonia content of solid, paste or liquid fluxes. The method is applicable to fluxes of class 3.1.1 only, as defined…