DIN 52240-7:1994 Testing of raw materials for the production of glass; chemical analysis of limestone with a minimum content of 95% calcium carbonate; determination of manganese content calculated as MnO
This document specifies the photometric determination and the determination by flame atomic absorption spectrometry of the manganese content of limestone with a minimum content of 95% calcium carbonate.
DIN 52240-7:1994 history
1994DIN 52240-7:1994 Testing of raw materials for the production of glass; chemical analysis of limestone with a minimum content of 95% calcium carbonate; determination of manganese content calculated as MnO