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ISO 1392:1977 (R2016) Determination of crystallizing point — General method
ISO 4314:1977 (R2017) Surface active agents — Determination of free alkalinity or free acidity — Titrimetric method
ISO 4314:1977 (R2017) Surface active agents — Determination of free alkalinity or free acidity — Titrimetric method
ISO 1385-1:1977 (R2018) Phthalate esters for industrial use — Methods of test — Part 1: General
ISO 4315:1977 (R2017) Surface active agents — Determination of alkalinity — Titrimetric method
ISO 4315:1977 (R2017) Surface active agents — Determination of alkalinity — Titrimetric method
ISO 4320:1977 (R2019) Non-ionic surface active agents — Determination of cloud point index — Volumetric method
ISO 3980:1977 (R2017) Aluminium and aluminium alloys — Determination of copper — Atomic absorption spectrophotometric method
ISO 4320:1977 (R2019) Non-ionic surface active agents — Determination of cloud point index — Volumetric method
ISO 3980:1977 (R2017) Aluminium and aluminium alloys — Determination of copper — Atomic absorption spectrophotometric method
ISO 3981:1977 (R2017) Aluminium and aluminium alloys — Determination of nickel — Atomic absorption spectrophotometric method
ISO 3981:1977 (R2017) Aluminium and aluminium alloys — Determination of nickel — Atomic absorption spectrophotometric method