UNI 6631-1970
Chemical analysis of manganese ores. Sampling of ore loaded on freight wagons.

Standard No.

UNI 6631-1970

Release Date

1970

Published By

IT-UNI

Latest

UNI 6631-1970

Scope

This unification concerns the sampling method of manganese minerals loaded on railway wagons, to be followed both in the shipping and receiving locations of the minerals. This method can be used for sampling all manganese minerals.

UNI 6631-1970 history

• 1970 UNI 6631-1970 Chemical analysis of manganese ores. Sampling of ore loaded on freight wagons.