BS ISO 7004:1987

Заменен

Photography. Industrial radiographic film. Determination of ISO speed and average gradient when exposed to X- and $Gg-radiation — 18 стр.

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BS ISO 7004:2002

Действует

Photography. Industrial radiographic films. Determination of ISO speed, ISO average gradient and ISO gradients G2 and G4 when exposed to X- and gamma-radiation — 28 стр.

BS 5230:1975

Заменен

Method for the measurement of speed and contrast of direct-type films for industrial radiography — 12 стр.

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BS 5230:1975

Заменен

Method for the measurement of speed and contrast of direct-type films for industrial radiography — 12 стр.