Historical
ISO 5794-1:1994
Rubber compounding ingredients - Silica, precipitated, hydrated - Part 1: Non-rubber tests
Specifies twelve methods of test for properties of precipitated hydrated silica. Four of them (determination of total copper content, total manganese content, total iron content, specific surface area) are described in the annexes A to D, for the other methods references are made to ISO 3262, 787-2, -8, -9, -10, -18.
International Organization for Standardization [iso]