Projects

Soil quality — Determination of exchangeable acidity using barium chloride solution as extractant

90.93 Standard confirmed

Soil quality — Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant

90.93 Standard confirmed

Soil quality — Determination of nitrate, nitrite and ammonium in field-moist soils by extraction with potassium chloride solution — Part 2: Automated method with segmented flow analysis

90.93 Standard confirmed

Soil quality — Acid-base accounting procedure for acid sulfate soils — Part 1: Introduction and definitions, symbols and acronyms, sampling and sample preparation

90.93 Standard confirmed

Soil quality — Acid-base accounting procedure for acid sulfate soils — Part 2: Chromium reducible sulfur (CRS) methodology

90.93 Standard confirmed

Soil quality — Acid-base accounting procedure for acid sulfate soils — Part 3: Suspension peroxide oxidation combined acidity and sulfur (SPOCAS) methodology

90.93 Standard confirmed

Soil quality — Pretreatment of samples for determination of organic contaminants

90.93 Standard confirmed

Soil quality — Dissolution for the determination of total element content — Part 1: Dissolution with hydrofluoric and perchloric acids

90.93 Standard confirmed

Soil quality — Dissolution for the determination of total element content — Part 2: Dissolution by alkaline fusion

90.93 Standard confirmed

Soil quality — Dissolution for the determination of total element content — Part 3: Dissolution with hydrofluoric, hydrochloric and nitric acids using pressurised microwave technique

90.93 Standard confirmed

Soil quality — Extraction of trace elements by buffered DTPA solution

90.93 Standard confirmed

Soil quality — Gas chromatographic determination of the content of volatile aromatic hydrocarbons, naphthalene and volatile halogenated hydrocarbons — Purge-and-trap method with thermal desorption

90.93 Standard confirmed

Soil quality — Determination of total sulfur by dry combustion

90.93 Standard confirmed

Soil and waste — Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection

90.92 Standard to be revised

Soil quality — Risk-based petroleum hydrocarbons — Part 1: Determination of aliphatic and aromatic fractions of volatile petroleum hydrocarbons using gas chromatography (static headspace method)

90.93 Standard confirmed

Soil quality — Risk-based petroleum hydrocarbons — Part 1: Determination of aliphatic and aromatic fractions of volatile petroleum hydrocarbons using gas chromatography (static headspace method) — Amendment 1

60.60 Standard published

Soil quality — Determination of content of hydrocarbon in the range C10 to C40 by gas chromatography

90.92 Standard to be revised

Soil quality — Pretreatment of samples by freeze-drying for subsequent analysis

90.93 Standard confirmed