GB/T 5462-2015Industrial salt (English PDF)

Foreword

This Standard was drafted as per the rules specified in GB/T 1.1-2009.

This Standard replaced GB/T 5462-2003 Industrial Salt. Compared with GB/T 5462-2003 Industrial Salt, in addition to some editorial modifications, this Standard mainly has the following technical changes.

--- Modify the scope;

--- Add the terms and definitions;

--- Increase the wet salt varieties of the refined Industrial salt;

--- Improve the sodium chloride, water indicators to a certain degree.

1 Scope

This Standard specifies the terms and definitions, product classification, technical requirements, test methods, batch and sampling, inspection rules, package, label, transportation and storage of the Industrial salt.

This Standard is applicable to the salt excavated from seawater (including the coastal underground brine), or the Industrial salt produced with salt lake brine, rock salt or underground brine as the raw materials.

2 Normative References

The following documents are essential to the application of this document. For the dated documents, only the versions with the dates indicated are applicable to this document; for the undated documents, only the latest version (including all the amendments) are applicable to this document.

GB/T 8618 Sampling Methods of the Main Products in the Salt Industry

GB/T 13025.3-2012 General Test Method in Salt Industry - Determination of Moisture

GB/T 13025.4 General Test Method in Salt Industry - Determination of Insoluble Matter

GB/T 13025.5 General Test Method in Salt Industry - Determinaiton of Chloride

3 Terms and Definitions

The following terms and definitions are applicable to this document.

4 Product Classification

The industrial salt is divided into solar industrial salt and refined industrial salt as per the processes; it is also divided into dry industrial salt and wet industrial salt as per the product characteristics.

5 Technical Requirements

6 Test Methods

7 Batch and Sampling

8 Inspection Rules

All indicators in the inspection results shall conform to the corresponding class requirements of this Standard; if there is one indicator that is disqualified to the provision of this Standard, then take the standby sample to re-inspect the disqualified indicator; if the re-inspection result still can't conform to the provision of this Standard, then such batch of products shall be disqualified.

9 Package, Label, Transportation and Storage

When the industrial salt leaves the factory (site), it can be packaged or in bulk. The product with package shall be indicated produce name (type), specification, trademark, producer, this Standard number, forbidden to eat, and the like words on the package. […]