13.060.01 : Water quality in general

NBN 616:1963

NBN 616:1963

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Analyse des eaux - Détermination du fer

€58.00

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NBN 627:1964

NBN 627:1964

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Analyse des eaux - Détermination des chlorures

€37.00

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NBN 647:1964

NBN 647:1964

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Analyse des eaux - Détermination des sulfates

€37.00

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NBN 726:1967

NBN 726:1967

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Analyse des eaux - Détermination de la silice

€58.00

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NBN 817:1969

NBN 817:1969

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Analyse des eaux - Détermination du calcium

€37.00

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NBN T 91-101:1974

NBN T 91-101:1974

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Testing water - Determination of settleable matter

€37.00

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NBN T 91-301:1972

NBN T 91-301:1972

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Testing water - Determination of magnesium - Colorimetric method

€37.00

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NBN T 91-201:1974

NBN T 91-201:1974

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Testing water - Determination of the chemical oxygen demand (COD)

€37.00

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NBN T 91-302:1973

NBN T 91-302:1973

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Testing water - Determination of cupper - Colorimetric method

€37.00

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NBN T 91-303:1973

NBN T 91-303:1973

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Testing water - Determination of sodium, potassium and lithium, flame photometric method

€37.00

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NBN T 91-501:1975

NBN T 91-501:1975

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Water analysis methods - Determination of phenols - Photometric method

€37.00

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NBN T 91-256:1977

NBN T 91-256:1977

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Water analysis methods - Determination of the nitrate nitrogen - Photometric method with chromotropic acid

€37.00

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NBN T 91-251:1977

NBN T 91-251:1977

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Water analysis methods - Determination of the ammonia nitrogen - Direct photometric method with Nessler reagent

€37.00

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NBN T 91-252:1977

NBN T 91-252:1977

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Water analysis methods - Determination of the ammonia nitrogen after preliminary distillation

€58.00

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NBN T 91-253:1977

NBN T 91-253:1977

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Water analysis methods - Determination of the albuminoid nitrogen

€37.00

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