ISO 7109:1985

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Ammonia solution for industrial use; Determination of residue after evaporation at 105 degrees C; Gravimetric method — 3 стр.

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Chemicals used for treatment of water intended for human consumption. Ammonia solution — 24 стр.

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Geotechnical investigation and testing. Identification and classification of soil. Identification and description — 30 стр.

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Geotechnical investigation and testing. Identification, description and classification of rock. Part 1: Identification and description — 28 стр.

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Ammonia solution, Methods for sampling — 10 стр.

Действует

Chemicals used for treatment of water intended for human consumption - Ammonia solution