GSO ISO 19820:2021

ISO 19820:2016
Gulf Standard   Current Edition · Approved on 01 July 2021

Water quality — Determination of the acute toxicity to the marine rotifer Brachionus plicatilis

GSO ISO 19820:2021 Files

GSO ISO 19820:2021 Scope

ISO 19820:2016 specifies a method for the determination of the lethal effects of toxicants to Brachionus plicatilis after 24 h or 48 h exposure.

The method is applicable to the following:

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) marine or estuarine waters;

d) sediment elutriates/eluates.

Best Sellers From Chemical and Textile Sector

GSO 1943:2024
 
Gulf Technical Regulation
Cosmetic Products – Safety Requirements of Cosmetics and Personal Care Products
BH GSO 1943:2024
GSO 1943:2024 
Bahraini Technical Regulation
Cosmetic Products – Safety Requirements of Cosmetics and Personal Care Products
GSO 151:2022
 
Gulf Standard
Synthetic Detergents –Household Synthetic Detergents Powder
BH GSO 151:2023
GSO 151:2022 
Bahraini Standard
Synthetic Detergents –Household Synthetic Detergents Powder

Recently Published from Chemical and Textile Sector

GSO ISO 672:1994
ISO 672:1978 
Gulf Standard
Soaps - Determination of moisture and volatile matter content - Oven method .
GSO 1196:2002
 
Gulf Standard
COSMETIC PRODUCTS — METHODS OF TEST FOR CHEMICAL DEPILATORIES
GSO 278:1994
 
Gulf Standard
METHODS OF TEST FOR WOVEN WOOLLEN BLANKETS
GSO 1240:2002
 
Gulf Standard
Methods of test for sulphur determination of carbonate content