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ISO 7103:1982PublishedLiquefied anhydrous ammonia for industrial use — Sampling — Taking a laboratory sampleInternational Standard · Published 1 Dec 1982 · ISO/TC 47 ISO 7105:1985PublishedLiquefied anhydrous ammonia for industrial use — Determination of water content — Karl Fischer methodInternational Standard · Published 6 Jun 1985 · ISO/TC 47 ISO 7106:1985PublishedLiquefied anhydrous ammonia for industrial use — Determination of oil content — Gravimetric and infra-red spectrometric methodsInternational Standard · Published 20 Jun 1985 · ISO/TC 47 ISO 4276:1978WithdrawnAnhydrous ammonia for industrial use — Evaluation of residue on evaporation — Gravimetric methodInternational Standard · Published 1 Apr 1978 · ISO/TC 47 ISO 7104:1985WithdrawnLiquefied anhydrous ammonia for industrial use — Determination of water content — Gas chromatographic methodInternational Standard · Published 1 Aug 1985 · ISO/TC 47