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ISO 7103:1982
Liquefied anhydrous ammonia for industrial use -- Sampling -- Taking a laboratory sample
Specifies the apparatus and the procedure to be used. The procedure consists in removal of a sample into stainless steel cylinder, which has previously been cleaned, dried and evacuated and filling of the sampling cylinder with the stipulated quantity that is permissible with regard to safety. The filling shall never exceed 75 % of the capacity of the cylinder at ambient temperature.
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International Organization for Standardization [iso]
International Organization for Standardization [iso]