BS 2000-139:1983

Заменен

Methods of test for petroleum and its products, Neutralization number of petroleum products and lubricants (colour indicator titration method) — 11 стр.

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BS 2000-139:1993

Заменен

Methods of test for petroleum and its products, Petroleum products and lubricants. Neutralization number. Colour-indicator titration method — 10 стр.

На этот документ ссылаются

BS 2000-139:1993

Заменен

Methods of test for petroleum and its products, Petroleum products and lubricants. Neutralization number. Colour-indicator titration method — 10 стр.