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Standard Test Method for Determination of Silica in Fluorspar by Silico-Molybdate Visible Spectrophotometry (Includes all amendments And changes 10/14/2021).
Automaticky preložený názov:
Štandardná skúšobná metóda pre stanovenie oxidu kremičitého vo Kazivec od kremíkomangánovej molybdát denného Spektrofotometria
NORMA vydaná dňa 1.10.2014
Označenie normy: ASTM E463-14a
Poznámka: NEPLATNÁ
Dátum vydania normy: 1.10.2014
Kód tovaru: NS-46886
Počet strán: 3
Približná hmotnosť: 9 g (0.02 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
Keywords:
fluorspar, photometric, silica, silico-molybdate magnesium, ICS Number Code 73.060.40 (Aluminium ores),73.080 (Non-metalliferrous minerals)
Significance and Use | ||||||||||
5.1 This test method is intended as a referee method for compliance with compositional specifications for impurity content. It is assumed that all who use this procedure will be trained analysts capable of performing common laboratory practices skillfully and safely. It is expected that work will be performed in a properly equipped laboratory and that proper waste disposal procedures will be followed. Follow appropriate quality control practices such as those described in Guide E882. |
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1. Scope | ||||||||||
1.1 This test method covers the determination of silica in fluorspar in concentrations from 0.5 % to 10 %. 1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. |
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2. Referenced Documents | ||||||||||
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