Ferronickel. Determination of trace-element content by electrothermal atomic absorption spectrometric method - Determination of thallium content1 Scope This part of ISO 11438 specifies an electrothermal atomic absorption spectrometric method for the determination of thallium in the range of 0,3 g t to 1,0 g t in ferronickel, according to the principle of standard additions. The general requirements concerning the apparatus, sampling, dissolution of the test sample, procedure, calculation and test report are given in ISO 11438 1.

which specify requirements for validation and routine control of a sterilization process

What is BS 4973-1 – Nonwoven sew-in interlinings about

that ensure the safety and protection of UHV AC substations to external environments

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strips and plates

commercial or light industry

carrying everything from business invoices to greeting cards to wedding invitations

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the definitions and the calculations have been taken over from ISO 12572

(b) the position of key reference planes

the following technical changes have been made:

including BS 8300 series