Iron ores. Determination of lead content. Flame atomic absorption spectrometric method1 Scope This International Standard specifies a flame atomic absorption spectrometric method for the determination of the lead content of iron ores. This method is applicable to lead contents between 0,001 % (m m) and 0,5 % (m m) in natural iron ores, iron ore concentrates and agglomerates, including sinter products.

Testers of internal and external wood doorsets

Note:  BS EN 289 does not cover:

They are only for explanatory indications for defining forced air cooling airflows

in a controlled manner

BS EN 13869 provides guidelines for mechanical test methods

to correct errors and ambiguities

BS 842 provides users with efficient and standardized earth-leakage circuit breakers

A micrometer for external measurements is a measuring instrument that gives the evaluation of a dimensional quantity of an external feature of a workpiece based on the movement of a spindle with a measuring face

Who is ISO 3506‑6 for

BS 9100 specifies the test and maintenance procedure for custom-built capacitors and capacitor modules

The mapping from the EXPRESS language to the syntax of the exchange structure is specified

BS EN 2622 on circular tubes