BS ISO 12830:2019 Paper, board, pulps and cellulose nanomaterials. Determination of acid-soluble magnesium, calcium, manganese, iron, copper, sodium and potassium

Copper
Sodium
Calcium
Determination of content
Paper
Chemical analysis and testing
Potassium
Atomic absorption spectrophotometry
Magnesium
Board (paper)
Emission spectrophotometry
Spectrophotometry
Paper pulp
Manganese
Specimen preparation
Iron

Link: BS ISO 12830:2019 Paper, board, pulps and cellulose nanomaterials. Determination of acid-soluble magnesium, calcium, manganese, iron, copper, sodium and potassium
Source: BSI Standards