Chemicals used for water treatment intended for human consumption. Polyamines Ingestion-build-117251 the test is suitable for

the test is suitable for production control and for process qualification of bearing production

BS 4183 gives guidance on coating of screws and nuts

unless the nature and/or content of suspended matter and/or accompanying flora interfere with the determination

The formulae specified are applicable for driving as well as for driven cylindrical gears with tooth profiles in line with the basic rack specified in ISO 53

Chemicals used for water treatment intended for human consumption. Polyamines Ingestion-build-117251 the test is suitable for1 Scope This European Standard is applicable to polyamines used for treatment of water intended for human consumption. It describes the characteristics and specifies the requirements and the corresponding test methods for polyamines. It gives information on its use in water treatment.