№ files_lp_3_process_7_099591
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Official public notification describing a drinking water MRDL violation for chlorine dioxide and associated health risks, issued by the responsible regulatory agency to inform affected residents.
Year:
Month Year
Region / City:
Texas, USA
Subject:
Water quality and public health
Document Type:
Public notice
Agency:
Texas Commission on Environmental Quality (TCEQ)
Regulation Reference:
30 TAC §290.122
Contaminant:
Chlorine dioxide
Violation Type:
MRDL exceedance
Affected Population:
General public, infants, young children, pregnant women
Distribution System Monitoring:
Not completed
Notice Delivery:
Posted/Delivered within 24 hours and every 90 days until resolved
Price: 8 / 10 USD
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The product description is provided for reference. Actual content and formatting may differ slightly.
Year:
2021
Region / City:
United Kingdom
Subject:
Household cleaning product safety
Document Type:
Safety Data Sheet
Organization / Institution:
Thornton & Ross
Author:
Thornton & Ross
Target Audience:
General public, workers in chemical handling
Period of Validity:
Ongoing
Approval Date:
2021
Date of Changes:
None
Year:
2021
Region / City:
Canada
Topic:
Drug Submission Application
Document Type:
Fee Form
Institution:
Health Canada
Author:
Not specified
Target Audience:
Manufacturers, Sponsors
Period of Validity:
2021-2022
Approval Date:
Not specified
Amendment Date:
Not specified
Context:
Document providing details about application fees for drug submissions to Health Canada, including various categories and fee structures.
Topic:
Chemistry of disinfectants and alcohol-based sanitizers
Subject Area:
Chemistry; Public Health
Type of Document:
Educational explanatory text
Author:
Not specified
Institution / Organization Mentioned:
FDA (Food and Drug Administration)
Context:
COVID-19 pandemic
Key Substances Discussed:
Ethanol (ethyl alcohol); Isopropyl alcohol (isopropanol); Water
Related Viruses:
SARS-CoV-2; Influenza virus; Herpes virus; Rhinovirus; Norovirus; HIV
Scientific Concepts:
Enveloped viruses; Nonenveloped viruses; Hydrogen bonding; Protein coagulation; Molecular structure
Purpose:
Explanation of why different alcohol concentrations are used in hand sanitizers
Sources Referenced:
pediaa.com; byjus.com; cancer.gov; ehs.umich.edu; lumenlearning.com; clutchprep.com; fda.gov
Approximate Period:
COVID-19 pandemic era (2020s)
Year:
2026
Region / City:
Nairobi, Kenya
Topic:
Disinfectant and Antiseptic Safety
Document Type:
Safety Data Sheet
Organization / Institution:
SPECTRA CHEMICALS KENYA LIMITED
Manufacturer:
SPECTRA CHEMICALS KENYA LIMITED
Product Name:
Safi Kerol Disinfectant
Intended Use:
General-purpose disinfectant for home and farm use, sterilization of infective materials
Hazard Classification:
GHS Warning, Flammable, Eye and skin irritant
Precautionary Measures:
Eye and skin protection, avoid ingestion and inhalation
Storage Conditions:
Cool, well-ventilated area, away from sunlight and incompatible substances
Disposal Instructions:
Follow local regulations, recycling preferred
UN Hazard Class:
Class 6.1
Note:
Year
Type of Disinfectant:
Free chlorine / Chloramine
Minimum Residual:
0.2 mg/L for free chlorine, 0.5 mg/L for chloramine
Number of Customers:
Fewer than 750
Sampling Frequency:
Weekly for distribution system, monthly with coliform samples
Sample Count:
Up to 5 per worksheet
Data Recorded:
Sample date, sample site, disinfectant residual, below minimum, no residual
Reporting Form:
DLQOR
Purpose:
Monitoring disinfectant levels in small water systems
Note:
Year
Topic:
Water Quality Analysis
Document Type:
Standard Operating Procedure
Organization / Institution:
Hach Company
Target Audience:
Laboratory Technicians, Environmental Scientists
Year:
2024
Document type:
Guidance / Best Available Techniques (BAT) report
Source category:
Production of pulp using elemental chlorine or chemicals generating elemental chlorine
Region:
European Union (referenced)
Referenced regulations:
EU BAT implementation for pulp and paper production, 2014
Topics:
Pulp production, chemical bleaching, chlorine, ECF, TCF, dioxins (PCDD/PCDF)
Tables:
Definitions, ECF and TCF bleaching sequences, dioxin reduction cases
Figures:
Pulp production trends, process diagrams, TCDD/TCDF measurements
Glossary:
Chlorine multiple, ECF, TCF, GE brightness, hardwood, softwood, Kappa number, sulfate and sulfite processes
Performance indicators:
BAT performance levels, emissions control measures
Year:
2022
Region / city:
Rome
Theme:
Persistent Organic Pollutants
Document type:
Technical report
Organization / institution:
United Nations Environment Programme (UNEP)
Author:
Secretariat of the Stockholm Convention
Target audience:
Stakeholders in environmental protection and chemical safety
Period of validity:
N/A
Approval date:
20 August 2022
Date of changes:
N/A
Year:
2011
Region / City:
Not specified
Topic:
Chlorine measurement in water
Document Type:
Standard Operating Procedure (SOP)
Organization:
DEP
Author:
Not specified
Target Audience:
Field technicians, laboratory staff
Effective Period:
Not specified
Approval Date:
Not specified
Revision Date:
Not specified
Year:
2011
Region / City:
North Carolina
Topic:
Water Quality, Chlorine Analysis
Document Type:
Standard Operating Procedure
Organization / Institution:
Not specified
Author:
Not specified
Target Audience:
Laboratory personnel
Validity Period:
Not specified
Approval Date:
Not specified
Modification Date:
Not specified
Note:
Year
Subject:
Chlorine dioxide, precursor combinations, regulatory approval
Document type:
Proposal
Organization / institution:
ECHA
Target audience:
Members of the CA meeting, regulatory bodies
Year:
2023/2024
Region / City:
Kampala, Uganda
Topic:
Procurement
Document Type:
Bid Notice
Organization:
National Water & Sewerage Corporation
Author:
Not specified
Target Audience:
Eligible bidders
Period of Effectiveness:
18 months
Approval Date:
October 26, 2023
Change Date:
Not specified
Procurement Reference Number:
NWSC-HQ/SUPLS/23-24/180741
Note:
Description
Year:
2026
Region / city:
Not specified
Subject:
Chemistry, Catalysts, Materials Science
Document type:
Research paper
Institution / organization:
Not specified
Author:
Mark A. Newton, R. Nicholls, J. B. Brazier, B. N. Nguyen, C. J. Mulligan, K. Hellgardt, E. Barreiro, Hermann Emerich, King Kuok Hii, I. Snigireva, P. B. J. Thompson
Target audience:
Researchers, Chemists, Material Scientists
Period of validity:
Not specified
Approval date:
Not specified
Date of changes:
Not specified
Year:
2020
Location:
Zamboanga City, Philippines
Subject:
Procurement of Liquefied Chlorine Gas for Water Treatment
Document Type:
Meeting Minutes
Organization:
Zamboanga City Water District
Prepared by:
Amor E. Constantino
Reviewed by:
Jennifer P. Sison
Noted by:
Michael Angelo M. Carbon
Participants:
BAC members, bidder representatives from Chemical Research Products Industrial Sales, Inc. and Jedaric Chemicals Co., Inc., end-user representative
Bid Submission Deadline:
September 29, 2020 at 2:00 PM
Approved Budget for the Contract:
PHP 2,576,000.00
Delivery Terms:
Staggered delivery within 30 days upon receipt of NTP
Bidding Document Fee:
PHP 5,000.00
Submission Method:
Physical submission only
Year:
2021
Region / city:
Minneapolis, MN, USA
Topic:
Ethane oxychlorination, ethylene epoxidation, catalyst testing
Document type:
Research article
Organization / institution:
University of Minnesota, Department of Chemical Engineering and Materials Science
Author:
James W. Harris, Aditya Bhan
Target audience:
Researchers, chemical engineers
Date of approval:
Not specified
Date of changes:
Not specified
Note:
Contextual description
Year:
2026
Region / City:
Not specified
Subject:
Chemistry, Periodic Table
Document Type:
Educational text, Science question paper
Organization:
Educational Institution / Exam Board
Author:
Not specified
Target Audience:
Students, Educators
Period of Validity:
Not specified
Approval Date:
Not specified
Modification Date:
Not specified
Publication date:
12 January 2026
Publisher:
Ofgem (Office of Gas and Electricity Markets)
Copyright:
Crown copyright 2025
Document type:
Guidance / Regulatory guidance
Scope:
Data assurance requirements for data submissions to Ofgem
Applicable entities:
Electricity and gas network companies, National Energy System Operator, Nuclear Energy Generation, Carbon Dioxide Transport and Storage licensees
Framework:
RIIO
Includes:
Network Data Assurance Report (NetDAR) template, Risk Assessment (RA) template, Exceptional Submission Assurance Template (ESAT)
Risk management:
Risk assessment and data assurance activities for completeness, accuracy, and timeliness of submissions
Version history:
1.1–2.5 (release dates from 02/15 to 11/25)
Contact:
Daniel Kyei, Networks, Telephone: 020 7901 7345, Email: [email protected]
Address:
10 South Colonnade, Canary Wharf, London, E14 4PU
Availability:
www.ofgem.gov.uk
Re-use enquiries:
[email protected]
Description:
Guidance document outlining the data assurance requirements, risk assessment methodology, assurance activities, and reporting formats for licensee data submissions to Ofgem under the RIIO framework.
Year:
2023
Region / city:
Unknown
Subject:
Science / Chemistry
Document type:
Lab Review
Institution:
Unknown
Author:
Emily Carson
Target audience:
Science students, laboratory participants
Date approved:
12/3/2023
Date of changes:
Unknown