Water quality. Selection of tests for biodegradability

Water quality. Selection of tests for biodegradability

Regular price
£232.00
Sale price
£232.00
Regular price
£116.00
Sold out
Unit price
per 

1   Scope and field of application

This International Standard specifies the method for determining the ISO aerial speed and ISO aerial average gradient of black-and-white negative camera film-process combination sused in aerial photography.
This International Standard does not apply to infrared aerial films.