Resumen
The specified method applies to pieces of glass, preferable flat but if necessary curved, but from articles of laboratory glassware. Sample pieces are subjected to an aqueous hydrochloric acid solution, and the amount of alkali metal oxides extracted per unit area is determined as a measure of the acid resistance. Apparatus, reagents, and procedure are specified.
Informaciones generales
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Estado: PublicadoFecha de publicación: 1985-10Etapa: Norma Internacional para revisar [90.92]
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Edición: 1Número de páginas: 5
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Comité Técnico :ISO/TC 48/SC 7ICS :81.040.01
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Próxima versión en desarrollo

Draft
International StandardISO/DIS 1776
Glass — Resistance to attack by hydrochloric acid at 100°C — Flame emission or flame atomic absorption spectrometric method
Reference number
ISO/DIS 1776
ISO/DIS 1776
Edition 1
© ISO 2026
Proyecto Norma internacional
ISO/DIS 1776
Glass — Resistance to attack by hydrochloric acid at 100°C — Flame emission or flame atomic absorption spectrometric method
ISO/DIS 1776
ISO/DIS 1776
91725
CHF
67
Ciclo de vida
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Anteriormente
RetiradaISO/R 1776:1970
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Ahora
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Será reemplazada por
En desarrolloISO/DIS 1776