GB/T 4414-2013 (English Version) PDF

Standard No.: GB/T 4414-2013
Language: Chinese, Available in English version
Release Date: 2013
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 4414-2013
Replace: GB/T 4414-1984

Scope: This standard specifies the general regulations, sampling and sample preparation methods for packaging wolframite concentrate (tungsten ore, wolframite and wolframite) and scheelite concentrate (calcium tungstate ore). This standard is applicable to the collection and preparation of samples for chemical composition and moisture determination of packaged wolframite concentrate (tungsten ore, tungsten ore and wolframite) and scheelite (calcium tungstate ore).

GB/T 4414-2013 Referenced Document

GB/T 2007.1 General rules for the sampling and sample preparation of minerals in bulk--Sampling by manual method
GB/T 2007.2 General rules for the sampling and sample preparation of minerals in bulk--Manual method of sample preparation
GB/T 2007.3 General rules for the sampling and sample preparation of minerals in bulk--Experimental method for evaluation of quality variation
GB/T 2007.4 General rules for the sampling and sample preparation of minerals in bulk-Experimental methods for checking the precision and bias

2013 GB/T 4414-2013 Methods of sampling and sample preparation of tungsten concentrates in bags
1984 GB/T 4414-1984 Methods of sampling and sample preparation of tungsten concentrates in bags