GB/T 2007.4-2008
General rules for the sampling and sample preparation of minerals in bulk-Experimental methods for checking the precision and bias (English Version)

Standard No.

GB/T 2007.4-2008

Language

Chinese, Available in English version

Release Date

2008

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 2007.4-2008

Replace

GB/T 2007.4-1987 GB/T 2007.5-1987

Scope

This section specifies the terms and test methods for deviation and precision calibration. This part is applicable to the checking of the precision of the sampling and sample preparation methods listed in GB/T 2007.1 and GB/T 2007.2, as well as the deviation checking test for the sampling methods and sampling devices that need to be checked, and can also be used for sample preparation methods , Checking the deviation of the shrinkage equipment.

GB/T 2007.4-2008 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 2007.6 General rules for the sampling and sample preparation of minerals in bulk--Determination of moisture content--Heat drying method
• GB/T 2007.7 General rules for the sampling and sample preparation of minerals in bulk--The method for determination of size by manual sieving
• GB/T 2009 Method of sampling and sample preparation of bauxite in bulk

GB/T 2007.4-2008 history

• 2008 GB/T 2007.4-2008 General rules for the sampling and sample preparation of minerals in bulk-Experimental methods for checking the precision and bias
• 1987 GB/T 2007.4-1987 Ceneral rules for the sampling and sample preparation of minerals in bulk--Experimental methods for checking the precision

GB/T 2007.4-2008 General rules for the sampling and sample preparation of minerals in bulk-Experimental methods for checking the precision and bias has been changed from GB/T 2007.5-1987 General rules for the sampling and sample preparation of minerals in bulk--Experimental method for checking the bias of sampling.

GB/T 2007.4-2008 -All Parts