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ISO 9526:1990 Fruits, vegetables and derived products — Determination of iron content by flame atomic absorption spectrometry
ISO 9645:1990 Acoustics — Measurement of noise emitted by two-wheeled mopeds in motion — Engineering method
ISO 7562:1990 Potatoes — Guidelines for storage in artificially ventilated stores
ISO 4325:1990 Soaps and detergents — Determination of chelating agent content — Titrimetric method
ISO 2174:1990 Surface active agents — Preparation of water with known calcium hardness
ISO/IEC TR 10034:1990 ISO/IEC TR 10034:1990 Guidelines for the preparation of conformity clauses in programming language standards
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