Copper, lead, zinc and nickel sulfide concentrates. Determination of arsenic - Acid digestion and inductively coupled plasma atomic emission spectrometric method1 Scope This International Standard specifies an acid digestion and inductively coupled plasma atomic emission spectrometric (ICP AES) method for the determination of the mass fraction of arsenic in copper, lead, zinc, and nickel sulfide concentrates as follows: a) for copper sulfide concentrates, the method is applicable to the determination of mass fractions of arsenic from 0,05 % to 2,0 %; b) for lead sulfide concentrates, the method is applicable

BS 6923 provides a method of calculating the colour difference between two specimens of the same material

The stone processing industry

Water management is an issue for everyone (rainy London is one of the most water-stressed cities in the world)

compliance with BS EN 1870-9 can ensure the safety and protection of people working with these machines by preventing or minimizing the incidence of accidents

Who is BS EN 4660-001 - Modular and Open Avionics Architectures for

The determination of vitamin E content is carried out by measurement of α-

What is BS 6401 – Optical density of smoke generated by materials about

This International Standard specifies performance requirements for electronic controlgear for use on a

Qualification test plans enable the determination of appropriate reliability test conditions based on the quality standards demanded in use conditions for each application of semiconductor integrated circuits

ISO 9282-1 provides a coding scheme for the representation of pictures that can be generated by the majority of computer graphics applications

and guidewires is useful for:

BS EN 61966-5 deals with equipment using plasma display panels (PDP) to display colour images for use in multimedia applications