GSO ISO 19827:2017
ISO 19827:2016
Gulf Standard
Current Edition
· Approved on 03 October 2017
Water quality -- Determination of the acute toxicity to the freshwater rotifer Brachionus calyciflorus
Adoption by Endorsement!
This document is to indicate the endorsement of
ISO 19827:2016
Auto Update!
Adoption by endorsement for the latest version of this international/national standard and the previous adopted edition remains effective for 2 years starting from the date of last international update.
GSO ISO 19827:2017 Files
English 13 Pages
Current Edition
Reference Language
47.34 OMR
GSO ISO 19827:2017 Scope
This International Standard specifies a method for the determination of the lethal effects of toxicants to Brachionus calyciflorus after 24 h exposure.
The method is applicable to:
a) chemical substances which are soluble, or which can be maintained as a stable suspension of dispersions under the conditions of the test;
b) industrial or sewage effluents, treated or untreated, if appropriate after decantation, filtration or centrifugation;
c) freshwaters;
d) aqueous extracts.
Best Sellers From Chemical and Textile Sector
GSO 1943:2024
Gulf Technical Regulation
Cosmetic Products – Safety Requirements of Cosmetics and Personal Care Products

GSO 151:2022
Gulf Standard
Synthetic Detergents –Household Synthetic Detergents Powder

GSO 2555:2021
Gulf Technical Regulation
General Safety Requirements of Household Detergents

OS GSO 575:2016
GSO 575:2016
Omani Standard
Facial tissue - paper


Recently Published from Chemical and Textile Sector
OS 1654:2025
Omani Standard
Cosmetics - Henna Paste for Adornment

GSO 140:1991
Gulf Standard
METHODS OF TESTING
RUBBER HOSES FOR HOUSEHOLD APPLIANCES
USING LIQUEFIED PETROLEUM GASES

GSO 1226:2002
Gulf Standard
Methods of testing liquid foam concentrates for fire extinguishing .

GSO 226:2003
Gulf Standard
METHODS OF TEST FOR HEAD CLOTH
FOR MEN — WHITE GHAUTRA
