№ files_lp_3_process_7_067039
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This document outlines a laboratory procedure to determine the concentration of an unknown copper (II) sulfate solution using absorbance measurements and Beer’s law.
Year:
2026
Region / City:
N/A
Subject:
Chemistry / Laboratory
Document Type:
Laboratory Worksheet
Institution:
N/A
Author:
N/A
Target Audience:
Students
Period of Effect:
N/A
Approval Date:
N/A
Date of Changes:
N/A
Price: 8 / 10 USD
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The product description is provided for reference. Actual content and formatting may differ slightly.
Year:
2023
Region / City:
United Kingdom
Subject:
Chemistry
Document Type:
Teacher Instructions
Author:
OCR
Target Audience:
Teachers, Technicians
Period of Validity:
N/A
Approval Date:
N/A
Date of Last Revision:
N/A
Year:
1992
Region / City:
Illinois
Topic:
Pharmaceutical Regulations
Document Type:
Legal Regulation
Organization:
State of Illinois
Author:
Illinois General Assembly
Target Audience:
Legal professionals, regulatory bodies
Effective Date:
August 10, 1992
Date of Repeal:
Not specified
Context Description:
Legal document regarding the repeal of regulations for neomycin sulfate and triamcinolone acetonide in Illinois.
Year:
2026
Region / City:
Walnut Creek, California, USA
Subject:
Chemical safety information
Document Type:
Safety Data Sheet (SDS)
Organization / Institution:
Malaco International, Inc.
Author:
Malaco International Safety Department
Target Audience:
Industrial and laboratory personnel handling chemicals
Effective Period:
Indefinite, until updated
Approval Date:
2026
Hazard Classification:
Minimal health hazard
Chemical Composition:
Magnesium sulfate heptahydrate ≥98%
Emergency Contact:
Chemtrec 800-424-9300
Storage Conditions:
Dry, cool, well-ventilated area, 68–110°F, 54–87% relative humidity
Handling Precautions:
Avoid dust, skin, and eye contact; use protective equipment
Disposal Guidelines:
Follow local, regional, national, and international regulations
Physical Properties:
White crystalline powder, free-flowing, odorless, soluble in water
Year:
2023
Region/City:
Minnesota, USA
Theme:
Water Quality and Pollution Control
Document Type:
Permit Application
Authority:
Minnesota Pollution Control Agency (MPCA)
Target Audience:
Municipal wastewater facilities and industrial entities
Period of Application:
Not specified
Approval Date:
Not specified
Modification Date:
Not specified
Document Language:
English
Year:
Not specified
Department:
Not specified
Type of SOP:
Hazardous Chemical
Principal Investigator:
Not specified
Internal Lab Safety Coordinator/Lab Manager:
Not specified
Lab Location:
Not specified
Chemical Name:
Zinc sulfate heptahydrate
CAS Number:
7446-20-0
Physical State:
Solid
Color:
White
Molecular Formula:
O4SZn · 7H2O
Potential Hazards:
Harmful if ingested or absorbed, irritant to skin, eyes, respiratory and gastrointestinal tracts
Required PPE:
Full-face particle respirator, nitrile gloves, ANSI approved glasses/goggles, lab coat, long pants, closed-toe shoes
Storage Conditions:
Cool, dry, well-ventilated area, protected from moisture, away from strong oxidizing agents and bases
Emergency Procedures:
Chemical spill and medical emergency instructions included
Training Requirements:
Mandatory training for all personnel handling the chemical, documentation required
Year:
2023
Region / City:
United Kingdom
Subject:
Chemistry
Document Type:
Teacher Instructions
Author:
OCR
Target Audience:
Teachers, Technicians
Period of Validity:
N/A
Approval Date:
N/A
Date of Last Revision:
N/A
CERTIFICATE OF DELIVERYLEAD RESULTS NOTIFICATION FOR LEAD AND COPPER MONITORING PARTICIPANTSPWS NAME
Year:
2007
Region / City:
Kansas
Theme:
Lead & Copper Monitoring
Document Type:
Certificate of Delivery
Organization:
Kansas Department of Health and Environment (KDHE)
Author:
Not specified
Target Audience:
Public Water Supply Systems, Consumers
Period of Validity:
For monitoring period specified
Approval Date:
Not specified
Date of Amendments:
Not specified
Year:
2020
Region / City:
Michigan
Theme:
Water Service Line Replacement, Lead and Copper Rule
Document Type:
Policy
Organization / Institution:
City of East Grand Rapids, Department of Public Works
Author:
City of East Grand Rapids
Target Audience:
Property owners, Contractors, Public Services
Period of validity:
2021-2041
Approval Date:
N/A
Modification Date:
N/A
Note:
Year
Contextual description:
This document outlines the specifications for the installation, testing, and delivery of communications copper horizontal cabling as part of a larger structured cabling system.
Year:
2025
Region / city:
United States
Topic:
Water regulations, lead and copper control
Document type:
Federal regulation
Agency:
Office of Water (4606M)
Author:
Environmental Protection Agency
Target audience:
State and local water authorities, regulatory bodies
Validity period:
Ongoing
Approval date:
July 2025
Date of changes:
October 30, 2024
Description:
Document providing a detailed comparison of federal requirements with state primacy agencies’ authorities related to lead and copper control in drinking water, summarizing rules from multiple revisions.
Year:
2021
Region / City:
United States
Topic:
Water Safety, Lead Exposure, Public Health
Document Type:
Template
Institution / Organization:
U.S. Environmental Protection Agency (EPA)
Author:
U.S. Environmental Protection Agency
Target Audience:
Public Water Systems, Property Owners, Residents
Effective Period:
Ongoing
Approval Date:
2021
Date of Modifications:
N/A
Year:
2021
Region / City:
United States
Topic:
Water Safety, Lead Exposure
Document Type:
Template
Organization / Institution:
Environmental Protection Agency (EPA)
Author:
Environmental Protection Agency (EPA)
Target Audience:
Public water systems, households with lead service lines
Effective Period:
Ongoing
Approval Date:
2021
Date of Changes:
N/A
Contextual description:
Document provides templates for water systems to notify customers about known or potential lead-contaminated service lines in compliance with the 2021 Lead and Copper Rule Revisions.
Year:
2024
Region / city:
United States
Topic:
Lead in drinking water in schools and child care facilities
Document type:
Fact Sheet
Agency:
Environmental Protection Agency (EPA)
Target audience:
Community water systems (CWSs), States, schools, child care facilities
Period of validity:
Ongoing
Approval date:
October 2024
Amendment date:
N/A
Year:
2024
Region/City:
Massachusetts
Topic:
Water System Certification
Document Type:
Form
Agency/Institution:
MassDEP
Author:
Massachusetts Department of Environmental Protection
Target Audience:
Public Water System Operators
Effective Period:
2024-2025
Approval Date:
Not specified
Date of Amendments:
Not specified
Year:
2026
Region / City:
St. Louis, MO, USA
Topic:
Plumbing, Copper Piping Systems
Document Type:
Manufacturer’s Guide Specification
Organization:
Cerro Flow Products LLC, Plumbing Division
Contact:
P.O. Box 66800, St. Louis, MO 63166-6800, www.cerro.com
, P:
888-237-7611 / 618-337-6000
Standards Referenced:
ASTM B88, ANSI, ASME, CSA, IPC, IMC, MSS, NSF International
Target Audience:
Qualified design professionals, engineers, and contractors
Materials:
Copper and copper alloy piping, fittings, press-connect and soldered joints
Piping Types:
Type K, L, M copper tubing
Applications:
Domestic water systems, plumbing, water distribution
Installation Notes:
Color coding for tube types, annealed and drawn tempers, compatibility with press-connect and brazed fittings
Related Sections:
Building Information Modeling, Fire-Suppression Piping, Expansion Fittings, Sleeves, Escutcheons, Meters and Gauges, Hangers and Supports, Vibration and Seismic Controls, Water Pumps, Swimming Pool and Fountain Piping, Hydronic Piping, Earth Moving
Year:
2021
Region / Jurisdiction:
Nevada, United States
Topic:
Lead service line identification and replacement
Document Type:
Guidance and frequently asked questions
Issuing Agency:
Nevada Division of Environmental Protection, Bureau of Safe Drinking Water
Applicable Regulations:
Lead and Copper Rule Revisions (LCRR), Safe Drinking Water Act, 40 CFR § 141.84, § 141.92
Target Audience:
Community water systems (CWS) and non-transient non-community water systems (NTNC)
Deadline for Compliance:
October 16, 2024
Key Definitions Included:
Lead service lines, non-lead service lines, Galvanized Steel Requiring Replacement (GRR), lead status unknown
Historical Context:
Nevada “lead-free” plumbing requirements since 1989; national Reduction of Lead in Drinking Water Act (2014)
Verification Requirements:
Field inspections, records validation, physical verification methods
Year:
2001
Region / City:
Manitowoc, WI
Topic:
Antenna design
Document type:
Technical article
Author:
Dale “Kuby” Kubichek, N6JSX
Target audience:
Amateur radio operators
Period of validity:
Indefinite
Approval date:
03/2001
Date of amendments:
None
Note:
Year
Topic:
Lead and Copper Sampling
Document Type:
Guidelines
Agency / institution:
Bureau of Safe Drinking Water (BSDW)
Target Audience:
Public Community Water Systems (CWS) and Public Non-Transient Non-Community (NTNC) Water Systems
Year:
2023
Region / city:
Georgia
Topic:
Water quality monitoring, lead and copper regulation
Document Type:
Guidance
Author:
Georgia Environmental Protection Division (EPD)
Target audience:
Water system operators, homeowners
Effective period:
Ongoing
Approval date:
Not specified
Date of changes:
Not specified
Context:
The document outlines guidelines for selecting sampling sites for lead and copper testing in water systems.