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Standards [CURRENT]

NF B49-412

Chemical analysis of refractories. Silica materials, silico-argillaceous and argillaceous materials. Determination of aluminium
Edition 1968-01-01

Standards [CURRENT]

NF B49-413

Chemical analysis of refractories. Silica materials, silico-argillaceous and argillaceous materials. Determination of iron
Edition 1968-01-01

Standards [CURRENT]

NF B49-414

Chemical analysis of refractories. Silica materials, silico-argillaceous and argillaceous materials. Determination of titanium
Edition 1968-01-01

Standards [CURRENT]

NF B49-415

Chemical analysis of refractories. Silica materials, silico-argillaceous and argillaceous materials. Determination of manganese
Edition 1968-01-01

Standards [CURRENT]

NF B49-416

Chemical analysis of refractories. Silica materials, silico-argillaceous and argillaceous materials. Determination of phosphorus
Edition 1969-02-01

Standards [CURRENT]

NF B49-417

Chemical analysis of refractories. Silica materials, silico-argillaceous and argillaceous materials. Determination of calcium and magnesium
Edition 1968-01-01

Standards [CURRENT]

NF B49-418

Chemical analysis of refractory materials (high). Silica materials, siliceous fireclay and fireclay materials. Determination of lithium, potassium and sodium (flame photometric method)
Edition 1970-02-01

Standards [CURRENT]

NF B49-419

Chemical analysis of refractories. Argillaceous and silico-argillaceous materials. Determination of silicon (method by insolubilisation in perchloric acid medium)
Edition 1968-01-01

Standards [CURRENT]

NF B49-420

Chemical analysis of refractories. Silica materials. Determination of silicon (rapid method by hydrofluoric volatilisation)
Edition 1970-02-01

Standards [CURRENT]

NF B51-001

Timber. Technical and chemical characteristics of timber
Edition 1941-08-01

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