ISO/TC 91

Projekta Nr.ISO/CD 4322
Nosaukums<p>The method consists in calcination of a test portion in the presence of sulphuric acid solution and weighing of the ash in form of sulphate.</p>
Reģistrācijas numurs (WIID)91628
Darbības sfēra<p>The method consists in calcination of a test portion in the presence of sulphuric acid solution and weighing of the ash in form of sulphate.</p>
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