DIN ISO 1776:1988 Glass; resistance to attack by hydrochloric acid at 100 °C; flame emission or flame atomic absorption spectrometric method; identical with ISO 1776, edition 1985
1988DIN ISO 1776:1988-05 Glass; resistance to attack by hydrochloric acid at 100 °C; flame emission or flame atomic absorption spectrometric method; identical with ISO 1776, edition 1985
1988DIN ISO 1776:1988 Glass; resistance to attack by hydrochloric acid at 100 °C; flame emission or flame atomic absorption spectrometric method; identical with ISO 1776, edition 1985