Publisher : SN

NS 4708:1971 PDF

Aluminium oxide primarily used for the production of aluminium — Determination of loss of mass at 1000 ºC and 1200 ºC

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NS 4709:1971 PDF

Aluminium oxide primarily used for the production of aluminium — Determination of titanium content — Tiron photometric method

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NS 471:1971 PDF

Welding — Terminology for grooves

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NS 4710:1971 PDF

Aluminium oxide primarily used for the production of aluminium — Determination of absolute density — Pyknometer method

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NS 4711:1971 PDF

Aluminium oxide primarily used for the production of aluminium — Measurement of the angle of respose

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NS 4712:1971 PDF

Aluminium oxide primarily used for the production of aluminium — Measurement of untamped density

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NS 4713:1990 PDF

Water analysis — Fluorescent pseudomonads — Membrane filter and spreadplate methods

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NS 4714:1990 PDF

Water analysis — Coliform bacteria, thermotolerant coliform bacteria and presumptive E.Coli — MPN-method

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NS 4716:1991 PDF

Water analysis - Microfungi in water - Determination with the membrane filter method

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NS 4717:1988 PDF

Water analysis - Determination of acute lethal toxicity of chemical substances and effluents to saltwater fishes

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