Поиск

Hydrometry. Slope-area method.

Hydrometry — Slope-area method

Overview ISO 1070:2018 - Hydrometry - Slope-area method defines a standardized, indirect technique for estimating discharge in open channels from observed water-surface slope and cross‑sectional area…

Steel and iron — Determination of nitrogen content — Titrimetric method after distillation

Overview ISO 10702:1993 specifies a titrimetric method after distillation for the determination of nitrogen in steel and iron. The standard defines the chemical principle, apparatus, reagents and det…