BS ISO 20981-2020 Asparagus一Specification and test methods.
This document specifies requirements and test methods for fresh asparagus shoots of commercial varieties of asparagus grown from Asparagus officinalis L., of the Liliaceae family, offered to consumers after preparation and packaging.
This document is applicable to all asparagus except green and violet/green asparagus with a diameter less than 3 mm and white and violet asparagus with a diameter less than 8 mm, packed in uniform bundles or unit packages.
This document does not apply to processed asparagus.
2 Normative references
The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
ISO 874, Fresh fruits and vegetables — Sampling
ISO 2859-1. Sampling procedures for inspection by attributes — Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
ISO 4186, Asparagus — Guide to storage
ISO 6882, Asparagus — Guide to refrigerated transport
CXC 44-1995, Code of Practice for Packaging and Transport of Fresh Fruit and Vegetables
3 Terms and definitions
No terms and definitions are listed in this document.
ISO and IEC maintain terminological databases for use In standardization at the following addresses:
— ISO Online browsing platform: available at https://www.iso.orgJobp
— I EC Electropedia: available at
4 Description
Asparagus shoots are subsoil, surface soil suckers and shoots of commercial varieties of asparagus grown from Asparagus officinalis L. of the Liliaceae family, to be supplied fresh to the consumer, after preparation and packaging.
5 Classification and requirements
5.1 General
Asparagus are divided into groups according to their colour (see 5j), divided into classes according to their quality characteristics and diameter (see 2.2) and divided into sizes according to their length (see 52).
When asparagus are packaged in a bunch, to ensure a sleek appearance, the outer surfaces of the suckers’ end parts shall be trimmed as clean as possible.BS ISO 20981 pdf download.