YS/T 273.3-2020: Chemical analysis methods and physical properties of cryolite - Part 3: Determination of fluoride content by distillation-thorium nitrate titration

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Scope

This Part specifies the method for determination of chlorine content in cryolite.
This Part is applicable to the determination of chlorine content in cryolite. The
determination range is: 40.00% ~ 60.00%.
The "Distillation - Thorium nitrate titration method" is the arbitration method.

Basic Data

Standard ID	YS/T 273.3-2020 (YS/T273.3-2020)
Description (Translated English)	Chemical analysis methods and physical properties of cryolite - Part 3: Determination of fluoride content by distillation-thorium nitrate titration
Sector / Industry	Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard	H21
Word Count Estimation	10,120
Date of Issue	2020-12-09
Date of Implementation	2021-04-01
Older Standard (superseded by this standard)	YS/T 273.3-2012
Regulation (derived from)	Ministry of Industry and Information Technology Announcement No. 48 (2020)
Issuing agency(ies)	Ministry of Industry and Information Technology