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ISO 4314:1977 Surface active agents — Determination of free alkalinity or free acidity — Titrimetric method
ISO 4315:1977 Surface active agents — Determination of alkalinity — Titrimetric method
ISO 4320:1977 Non-ionic surface active agents — Determination of cloud point index — Volumetric method
ISO 3980:1977 Aluminium and aluminium alloys — Determination of copper — Atomic absorption spectrophotometric method
ISO 3981:1977 Aluminium and aluminium alloys — Determination of nickel — Atomic absorption spectrophotometric method
ISO 4003:1977 Permeable sintered metal materials — Determination of bubble test pore size
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