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DIN 52342-7

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DIN 52342-7 Testing of raw materials for the production of glass; chemical analysis of arenaceous quartz with at least 98 % silica, determination of NA<(Index)2>O and K<(Index)2>O

standard by Deutsches Institut Fur Normung E.V. (German National Standard), 01/01/1980

$10.87

-56%

$24.70