Fertilizers and soil conditioners. Determination of humic and hydrophobic fulvic acids concentrations in fertilizer materials1 Scope This document specifies the procedure for the analysis of humic acids and hydrophobic fulvic acids which is applicable to dry and liquid materials used as ingredients in commercial fertilizers, soil amendments, and geological deposits.

Grid Operators and Utilities service providers

BS IEC 60748-23-5 provides the qualification-product assessment level schedules to verify the performance characteristics of connectors which ensures their reliability

This part of ISO 6506 specifies a method for the calibration of reference blocks to be used in the indirect verification of Brinell hardness testing machines as described in ISO 6506-2

This European Standard supersedes BS 5760-1:1996 which is withdrawn

ISO/IEC 21878 specifies security guidelines for the design and implementation of virtualized servers (VSs)

NOTE 2 The control pilot wire is a supplementary conductor

NOTE 2    The requirements may be too stringent for non-high quality cutting

from planning and design to transition and operation

Designers and operators of photo booths

It does not apply to ladders for special professional use such as fire-brigade ladders

ensuring operational safety and performance in agricultural and forestry applications

Any entity related to microbiology testing