13.060.70 水的生物学特性的检验 标准查询与下载



共找到 744 条与 水的生物学特性的检验 相关的标准,共 50

This European Standard gives guidance on procedures for the pro-rata Multi-Habitat-Sampling (MHS) of benthic macro-invertebrates in wadeable rivers and streams. The term "pro-rata" reflects the intention to sample adequate proportions of riverine habitats with reference to their percentage occurrence. The pro-rata MHS technique does not replace other techniques, but is rather, alongside other applications, a fundamental requisite of some multi-metric assessment approaches used to evaluate the ecological status of running waters. The method described in this document is one of the possible techniques among the existing pro-rata MHS techniques. The MHS methodology is based on Rapid Bioassessment Protocols, the procedures of the Environment Agency for England and Wales, the Austrian Guidelines for the Assessment of the Saprobiological Water Quality of Rivers and Streams, the AQEM sampling manual, the AQEM & STAR site protocol, EN 27828, the Austrian Standards M 6232 and M 6119-2, the German Standard DIN 38410-1 and the French Standard XP T90-333. This European Standard also describes in a detailed manner how to sample different habitats that might be suitable for sampling approaches other than Multi-Habitat-Sampling.

Water quality - Guidance on pro-rata Multi-Habitat sampling of benthic macro-invertebrates from wadeable rivers

ICS
13.060.70
CCS
发布
2012-04-01
实施

Water quality. Fresh water algal growth inhibition test with unicellular green algae

ICS
13.060.70
CCS
Z16
发布
2012-03-31
实施
2012-03-31

Water quality. Determination of fresh water sediment toxicity to $iHeterocypris $iincongruens ($iCrustacea, $iOstracoda)

ICS
13.060.70
CCS
Z16
发布
2012-03-31
实施
2012-03-31

This International Standard specifies a method for the determination of lethal as well as sublethal effects of contaminated sediments on the ostracod crustacean Heterocypris incongruens after 6 d exposure. The method is applicable not only to fresh water sediments, but also by extension to solid wastes and soils after addition of (uncontaminated) water. The method can also be applied to chemicals or preparations which are spiked into a reference sediment. This International Standard is not applicable to the testing of sediments from the estuarine or marine environment.

Water quality - Determination of fresh water sediment toxicity to Heterocypris incongruens (Crustacea, Ostracoda)

ICS
13.060.70
CCS
Z16
发布
2012-03
实施

This International Standard specifies a method for the determination of the growth inhibition of unicellular green algae by substances and mixtures contained in water or by waste water. This method is applicable for substances that are easily soluble in water. With modifications to this method, as specified in ISO 14442 and ISO 5667-16, the inhibitory effects of poorly soluble organic and inorganic materials, volatile compounds, heavy metals and waste water can be tested. A rapid algal growth inhibition screening test for waste water is described in Annex A. An alternative test procedure with algae from algal beads, with direct measurement of algal growth in spectrophotometric cells, is described in Annex B.

Water quality - Fresh water algal growth inhibition test with unicellular green algae

ICS
13.060.70
CCS
Z16
发布
2012-02-01
实施

This International Standard specifies a method for the determination of the growth inhibition of unicellulargreen algae by substances and mixtures contained in water or by waste water.This method is applicable forsubstances that are easily soluble in water.

Water quality - Fresh water algal growth inhibition test with unicellular green algae (ISO 8692:2012)

ICS
13.060.70
CCS
发布
2012-02-01
实施

This International Standard speci?es a method for the determination of the lethal effects of toxicants to Thamnocephalus platyurus test organisms after 24 h exposure. A second method (rapid test) is described in Annex A for the determination of sublethal effects after a very short exposure time (1 h).The methods are applicable to:a) chemical substances which are soluble or which can be maintained as stable suspensions or dispersions under the conditions of the test;b) industrial or sewage ef?uents, treated or untreated, if appropriate after decantation, ?ltration or centrifugation;c) fresh waters;d) aqueous extracts;e) toxins of blue-green algae.This Intern

Water quality - Determination of the acute toxicity to Thamnocephalus platyurus (Crustacea, Anostraca)

ICS
13.060.70
CCS
发布
2012-01-22
实施
2012-01-22

Water quality - The variability of test results and the uncertainty of measurement of microbiological enumeration methods

ICS
13.060.70
CCS
C51
发布
2012-01
实施

Water. Methods of determination of toxicity by survival of marine crustaceans

ICS
13.060.70
CCS
发布
2012
实施
2014-01-01

Water. Methods of toxicity determination by growth inhibition of marine unicellular algae Phaeodactylum tricornutum Bohlin and Sceletonema costatum (Greville) Cleve

ICS
13.060.70
CCS
发布
2012
实施
2014-01-01

This International Standard specifies a method for the determination of the acute toxicity to Daphnia magnaStraus (Cladocera, Crustacea).

Water quality - Determination of the inhibition of the mobility of Daphnia magna Straus (Cladocera@ Crustacea) - Acute toxicity test

ICS
13.060.70
CCS
发布
2012
实施

Water quality. Determination of the acute toxicity to Thamnocephalus platyurus (Crustacea, Anostraca)

ICS
13.060.70
CCS
Z16
发布
2011-12-31
实施
2011-12-31

本标准规定了工业循环冷却水异养菌菌数的测定方法。 本标准适用于工业循环冷却水中异养菌菌数的测定,也适用于原水、生活用水及其他水中异养菌菌数的测定。

Examination of heterotrophic bacteria in industrial circulating cooling water.standard of plate count

ICS
13.060.70
CCS
G76
发布
2011-12-20
实施
2012-07-01

Water quality - Guidance on quantitative and qualitative investigations of marine phytoplankton

ICS
13.060.70
CCS
发布
2011-12-16
实施
2011-12-16

Water quality - Guidance on quantitative and qualitative investigations of marine phytoplankton.

ICS
13.060.70
CCS
C51
发布
2011-12-01
实施
2011-12-02

This European Standard gives guidance for sampling, preservation, storage, quantification and qualitative analysis of phytoplankton from marine waters. Guidance for quantification is limited to the use of light microscopy with phase contrast and epifluorescence.This European Standard specifies:- the development of the sampling programme;- requirements for sampling equipment;- procedures for sampling and treatment of samples in the field;- methods for quantification;- qualitative analysis.This European Standard describes minimum requirements for environmental monitoring.

Water quality - Guidance on quantitative and qualitative investigations of marine phytoplankton

ICS
13.060.70
CCS
发布
2011-11-11
实施
2011-11-11

This International Standard specifies a method for the determination of the lethal effects of toxicants to Thamnocephalus platyurus test organisms after 24 h exposure. A second method (rapid test) is described in Annex A for the determination of sublethal effects after a very short exposure time (1 h). The methods are applicable to: a) chemical substances which are soluble or which can be maintained as stable suspensions or dispersions under the conditions of the test; b) industrial or sewage effluents, treated or untreated, if appropriate after decantation, filtration or centrifugation; c) fresh waters; d) aqueous extracts; e) toxins of blue-green algae. This International Standard is not applicable to the testing of unstable chemicals (hydrolysing, absorbing, etc.) in water unless exposure concentration is measured, nor to the testing of aquatic samples from the estuarine or marine environment.

Water quality - Determination of the acute toxicity to Thamnocephalus platyurus (Crustacea, Anostraca)

ICS
13.060.70
CCS
Z16
发布
2011-11
实施

This European Standard gives gurdance for sampling preservation, storage, quantification and qualitative analysis of phytoplankton from marine waters. Guidance for quantification is limited to the use of light microscopy with phase-contrast and epifluorescence.

Water quality - Guidance on quantitative and qualitative investigations of marine phytoplankton; German version EN 15972:2011

ICS
13.060.70
CCS
C51
发布
2011-11
实施

Water quality. Guidance on quantitative and qualitative investigations of marine phytoplankton

ICS
13.060.70
CCS
Z16
发布
2011-09-30
实施
2011-09-30

Water quality-Determination of chronic toxicity to Ceriodaphnia dubia

ICS
13.060.70
CCS
发布
2011-09-02
实施



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