End-suction centrifugal pumps. Dimensions of cavities for mechanical seals and for soft packing1 Scope This International Standard specifies the dimensions of the seal cavity for step balanced mechanical seals, mechanical seals suitable for straight shafts, and for soft packing, to be used with horizontal end suction centrifugal pumps, including those conforming to ISO 2858. Although applicable to general purpose and heavy duty process applications, this International Standard is not intended for use in processes with slurries or with high

The full procedure will be given in the corresponding appliance standards

and how the effectiveness of these measures can be assessed

performance and reliability of electricity metering equipment is essential for fair and accurate meter readings

— the ITS-S security entity (SA-SAP)

Annex A (normative) Random numbers

1 Classification of the indications using Tables 1 and 2

BS 8102:2009 replaces BS 8102:1990

Who is BS 9720 - Custom-built transformers for

9 Output characteristics and power consumption

2 Flushing the pipework

The methods described in BS EN 17203 has been validated for citrinin in red yeast rice and the formulated food supplements and wheat flour

– Room dehumidifiers