标准检索

Soil quality — Biological methods — Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes

Soil quality — Laboratory incubation systems for measuring the mineralization of organic chemicals in soil under aerobic conditions

Soil quality — Determination of soil microbial biomass — Part 1: Substrate-induced respiration method

Implants for surgery — Wear of total hip-joint prostheses — Part 1: Loading and displacement parameters for wear-testing machines and corresponding environmental conditions for test — Amendment 1

Implants for surgery — Wear of total hip-joint prostheses — Part 2: Methods of measurement

Implants for surgery — Wear of total hip-joint prostheses — Part 3: Loading and displacement parameters for orbital bearing type wear testing machines and corresponding environmental conditions for test — Amendment 1

Implants for surgery — Wear of total hip-joint prostheses — Part 4: Testing hip prostheses under variations in component positioning which results in direct edge loading

Implants for surgery — Wear of total knee-joint prostheses — Part 2: Methods of measurement

Implants for surgery — Wear of total knee-joint prostheses — Part 3: Loading and displacement parameters for wear-testing machines with displacement control and corresponding environmental conditions for test — Amendment 1

Implants for surgery — Wear of total knee prostheses — Part 5: Durability performance of the patellofemoral joint

Oilseed meals — Determination of soluble proteins in potassium hydroxide solution

Gas cylinders — Cylinder valves — Manufacturing tests and examinations

Steel — Metallographic characterization of duplex grain size and distributions

Geometrical product specifications (GPS) — Inspection by measurement of workpieces and measuring equipment — Part 1: Decision rules for verifying conformity or nonconformity with specifications

Geometrical product specifications (GPS) — Inspection by measurement of workpieces and measuring equipment — Part 2: Guidance for the estimation of uncertainty in GPS measurement, in calibration of measuring equipment and in product verification — Technical Corrigendum 1

Geometrical product specifications (GPS) — Inspection by measurement of workpieces and measuring equipment — Part 5: Uncertainty in verification testing of indicating measuring instruments

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

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

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

Industrial automation systems — Concepts and rules for enterprise models — Technical Corrigendum 1