BS EN 16075:2011

Действует

Fertilizers. Determination of N-(2-nitrophenyl) phosphoric triamide (2- NPT) in urea and fertilizers containing urea. Method using high-performance liquid chromatography (HPLC) — 12 стр.

Описание Изменения Ссылки Версии

Ссылочные документы

BS ISO 5725-2:1994

Действует

Accuracy (trueness and precision) of measurement methods and results. Basic methods for the determination of repeatability and reproducibility of a standard measurement method — 62 стр.

BS ISO 5725-1:1994

Действует

Accuracy (trueness and precision) of measurement methods and results. General principles and definitions — 26 стр.

BS EN 1482-1:2007

Действует

Fertilizers and liming materials. Sampling and sample preparation. Sampling — 54 стр.

ISO 3696:1987

Действует

Water for analytical laboratory use; Specification and test methods — 8 стр.

BS EN ISO 3696:1995

Действует

Water for analytical laboratory use. Specification and test methods — 14 стр.

BS EN 1482-2:2007

Действует

Fertilizers and liming materials. Sampling and sample preparation. Sample preparation — 16 стр.