Resumen
Describes a method of measurement which uses a refractometer with a scale graduated in refractive index units to the third decimal place and having prisms heated by means of a circulating liquid at 40 degrees centigrade, the temperature being thermostatically controlled to within +/- 0.1 degrees centigrade. A sodium vapour lamp shall be used as a light source.
Informaciones generales
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Estado: RetiradaFecha de publicación: 1975-12Etapa: Retirada de la Norma Internacional [95.99]
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Edición: 1Número de páginas: 1
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Comité Técnico :ISO/TC 34/SC 5ICS :67.100.20
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Ciclo de vida
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Ahora
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Revisada por
PublicadoISO 1739:2006