EN 196-7:2007

Foreword
1 Scope
2 Normative references
3 Terms and Definitions
4 General
   4.1 Purpose
   4.2 Equipment
   4.3 Representation
5 Sampling equipment
6 Procedures for taking samples
   6.1 General
   6.2 Sampling from bags, drums and containers of small size
   6.3 Sampling from large containers and bulk transport
        (after loading or before unloading)
   6.4 Sampling while loading into bulk transports or silos
   6.5 Sampling from silos
7 Frequency at which samples are taken and choice of sample
   type
8 Size and preparation of samples
   8.1 Size of sample to be taken
   8.2 Homogenization
   8.3 Division of the homogenized sample
   8.4 Foreign materials in the sample
9 Packaging and storage
   9.1 Principle
   9.2 Containers
   9.3 Storage condition
   9.4 Identification of samples
   9.5 Authentication of samples
10 Sampling report
   10.1 General
   10.2 Information to be included
   10.3 Authorization of the report
   10.4 Dispatch of the report
Annex A (informative) - Typical examples of sampling equipment
                        normally used
Bibliography

This European Standard describes the equipment to be used, the methods to be followed and the provisions for taking samples of cement, representative of given lots for testing, to assess the quality of products prior to, during or after delivery. The provisions of this standard are only applicable when samples of cement are:a)required for evaluating the conformity of a cement at any time with a standard; orb)requested for checking a delivery or a lot with a standard, the provisions of a contract or the specification in an order.The standard is applicable to the taking of samples of all types of cements defined by European Standards for cements whether they are:c)contained in silos;d)contained in bags, canisters, drums or any other packages;e)transported in bulk in road vehicles, railway wagons, ships, etc.NOTEThe requirements of this standard can also, by agreement between the parties, be followed for acceptance inspections for all non-standardized hydraulic binders.