EN ISO 9455-3:2020
Soft soldering fluxes - Test methods - Part 3: Determination of acid value, potentiometric and visual titration methods (ISO 9455-3:2019)

Standard No.

EN ISO 9455-3:2020

Release Date

2020

Published By

European Committee for Standardization (CEN)

Status

Withdraw 2020-11

Latest

EN ISO 9455-3:2020

Scope

This document specifies two methods for the determination of the acid value of a flux of types 1 and 2 only, as defined in ISO 9454‑1. Method A is a potentiometric titration method and is to be considered as the reference method. Method B is an alternative, visual end‑point, titration method.

EN ISO 9455-3:2020 history

• 2020 EN ISO 9455-3:2020 Soft soldering fluxes - Test methods - Part 3: Determination of acid value, potentiometric and visual titration methods (ISO 9455-3:2019)
• 1994 EN ISO 9455-3:1994 Soft soldering fluxes - Test methods - Part 3: Determination of acid value, potentiometric and visual titration methods (ISO 9455-3:1992)