Reference EDIFACT Release D21A Elements 3077 Test medium code 
3077  Test medium codeCode specifying the medium on which a test was or is to be applied. Type String (AN) Length Min 1 / Max 3 Codes Code Description AnimalSpecifies the medium being tested is an animal.
 HumanSpecifies the medium being tested is a human.
 SulphideSpecifies that the medium being tested is the sulphide component.
 AluminateSpecifies that the medium being tested is the aluminate component.
 SilicateSpecifies that the medium being tested is the silicate component.
 OxideSpecifies that the medium being tested is the oxide component.
 Mutually definedA code assigned within a code list whose meaning is agreed among partners to be used on an interim basis until a precise code can be assigned to the code list.
 
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