№ files_lp_3_process_7_049950
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Technical specification for an online colorimetric analyzer designed to measure Total Chromium and Chromium species in water, with automatic calibration, validation, and maintenance features.
Year:
2019
Region / City:
Not specified
Subject:
Instrumentation
Document Type:
Technical Specification
Organization:
Hach
Author:
Not specified
Target Audience:
Engineers, technical staff
Effective Period:
Not specified
Approval Date:
Not specified
Modification Date:
Not specified
Performance Requirements:
Measuring range for Chromium, total and Chromium, dissolved Cr(VI)
Detection Limit:
≤2 μg/L
Warranty:
2 years (Europe), 1 year (other regions)
Maintenance:
Monthly, quarterly, annually
Environmental Requirements:
Operating temperature 10-30 °C
Product Manufacturer:
Hach
System Description:
Online colorimetric analyzer
Instrument Options:
Up to 8 sample streams
Reagents:
Quick connect reagent containers
External Accessories:
Filtration systems, dilution unit
Installation Requirements:
Follow transmittal drawings and user manual
Price: 8 / 10 USD
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The product description is provided for reference. Actual content and formatting may differ slightly.
Note:
Year
Document Number:
DOC353.53.30574.Oct20
Product Name:
EZ1000 Series Nitrate Analyzer
Manufacturer:
Hach
Type of Document:
Technical Specification
Subject:
Semi-continuous online monitoring of nitrate and nitrite in water
Analytical Method:
Colorimetric measurement at 546 nm using NEDD
Applicable Standards:
ASTM 4500-NO3-A; ASTM 4500-NO2-A
Measurement Range:
0.2 to 10 mg/L NO3-N; optional 0.1 to 5 mg/L NO2-N
Limit of Detection:
≤0.2 mg/L NO3-N; ≤0.1 mg/L NO2-N
Cycle Time:
10 minutes per parameter
Protection Class:
IP55 (cabinet); IP65 (panel PC)
Certifications:
CE compliant; UL certified
Operating Temperature:
10 to 30 °C ±4 °C
Relative Humidity:
5 to 95 %, non-condensing
Power Supply:
As specified in installation drawings
Weight:
25 kg (55 lb)
Warranty Period:
Two years (Europe); one year (other geographies) from date of shipment
Maintenance Requirements:
Monthly reagent refill and validation/calibration; quarterly pump tubing replacement; annual calibration and tubing, valve and piston replacement
Installation Requirements:
Wall mounting per drawings; sample flow 100–300 mL/min; maximum particle size 100 µm; turbidity <50 NTU
Year:
2019
Region / City:
Not specified
Subject:
Water Quality Monitoring / Fluoride Analysis
Document Type:
Technical Specification
Organization / Institution:
Hach Company
Manufacturer:
Hach
Target Audience:
Engineers and technical personnel for installation and operation
Measurement Method:
Direct ISE (Ion-Selective Electrode)
Operational Range:
0.25–10 mg/L depending on configuration
Calibration and Validation:
Automatic, 2-point, frequency programmable
Maintenance:
Monthly, quarterly, and annual procedures specified
Certifications:
CE, UL
Warranty:
Two years Europe, one year other regions
Environmental Requirements:
Operating temperature 10–30 °C, relative humidity 5–95% non-condensing
Sample Streams:
Up to 8, configurable
Outputs:
Analog 4–20 mA, Modbus TCP/IP, Modbus RS485, RS232 options available
Note:
Year
Year:
2023
Region / City:
Surabaya, Indonesia
Subject:
Chemistry, Bio-sensing
Document Type:
Cover Letter for Journal Submission
Institution:
Department of Chemistry, Faculty of Sciences and Technology, Universitas Airlangga
Author:
Ganden Supriyanto
Recipient:
Hanim Istatik Badi’ah
Target Audience:
Editors and Reviewers of Indonesian Journal of Chemistry
Submission Date:
02 January 2023
Correspondence Email:
[email protected]
Proposed Reviewers:
Amilan Jose, Cheal Kim, Cheng-Yun Wang
Research Focus:
Development of rapid cortisol detection method using gold nanoparticles modified with AHMT
Contextual Description:
Cover letter detailing submission of original research on the synthesis and application of AHMT-functionalized gold nanoparticles for rapid cortisol detection, including reviewer suggestions and conflict-of-interest statements.
Year:
Not specified
Region / City:
Not specified
Topic:
Quantitative measurement of human Tissue Factor activity
Document Type:
Assay Kit Instructions
Organization / Institution:
Not specified
Author:
Not specified
Target Audience:
Researchers in the field of coagulation
Period of Validity:
Not specified
Approval Date:
Not specified
Date of Changes:
Not specified
Year:
2022
Region / city:
Global
Theme:
DNA methylation analysis
Document type:
Product datasheet
Organization / institution:
Abcam
Author:
Abcam
Target audience:
Researchers in molecular biology, genetics, and biochemistry
Validity period:
Not specified
Approval date:
21 June 2022
Modification date:
Not specified
Version:
2
Update date:
29 November 2023
Product code:
ab252899
Type:
Assay kit
Format:
96-well plate, colorimetric
Target:
Tyrosinase activity in cell and tissue lysates
Intended use:
Research use only
Storage conditions:
-20°C, protected from light
Components:
Tyrosinase Assay Buffer, Tyrosinase Substrate, Tyrosinase Probe/Enhancer, Chromophore Standard, Tyrosinase Positive Control
Required equipment:
96-well clear plate, multi-well spectrophotometer
Manufacturer:
Abcam
Previous owner:
BioVision
Data included:
Standard curve, enzyme kinetics, sample activity data
Instructions:
Sample preparation, reagent preparation, assay procedure, calculation of tyrosinase activity
Safety notes:
Follow laboratory safety practices and consult safety datasheet
Language:
English
Year:
2026
Region:
International
Subject:
Biochemical assay for Lactate Dehydrogenase
Document Type:
Product protocol / technical datasheet
Organization:
Abcam
Author:
Abcam Technical Team
Intended Audience:
Research scientists and laboratory personnel
Storage Conditions:
-20°C, protected from light
Sample Types:
Cell lysates, tissue homogenates, erythrocytes, serum, urine, other biological fluids
Preparation Date:
Upon receipt
Stability:
1 year (unreconstituted), 1 month (reconstituted)
Reaction Conditions:
Room temperature, protected from light, 37°C incubation
Detection Method:
Colorimetric measurement at OD 450 nm
Components Supplied:
LDH Assay Buffer, LDH Substrate Mix, NADH Standard, LDH Positive Control
Note:
Year
Year:
2025
Note:
Region / City
Topic:
Search Functionality Improvement
Document Type:
Proposal
Author:
Durgesh Kumar Dewangan
Target Audience:
Web developers, contributors to Google Summer of Code
Year:
Not specified
Region / city:
Mumbai, Maharashtra, INDIA
Topic:
Safety Data Sheet, Hazardous Chemicals
Document type:
Safety Data Sheet
Organization / institution:
OXFORD LAB FINE CHEM LLP
Author:
Not specified
Target audience:
Chemical handlers, laboratory personnel, and safety officers
Validity period:
Not specified
Approval date:
Not specified
Amendment date:
Not specified
Year:
2020
Region / city:
Not specified
Topic:
Water quality analysis
Document type:
Technical specification
Organization / institution:
Hach
Author:
Not specified
Target audience:
Engineers, technicians
Effective period:
Not specified
Approval date:
Not specified
Amendment date:
Not specified
Year:
2021
Region / City:
Makassar
Subject:
Environmental Science, Marine Biology
Document Type:
Research Article
Organization:
University of Fajar, Faculty of Engineering
Author:
Ismail Marzuki, Iksan Ashari, Andi Asdar Marzuki, Anggi Angela
Target Audience:
Academics, Researchers, Environmental Scientists
Period of Validity:
Not applicable
Approval Date:
Not specified
Date of Revision:
Not specified
Year:
2024
Region / City:
Scotland, England, Wales, Northern Ireland
Topic:
Risk management recommendations for feed additives
Document Type:
Risk management recommendation
Institution:
Food Standards Scotland (FSS), Food Standards Agency (FSA)
Author:
Leigh-Anne Kemp
Target Audience:
Scottish Ministers, English and Welsh Ministers, Northern Irish stakeholders
Period of validity:
Not specified
Date of approval:
05 August 2024
Date of changes:
Not specified
Year:
2018
Region / City:
Isfahan, Iran
Country:
Iran
Subject:
Heavy metal contamination in fast foods and associated health risks
Type of document:
Scientific research article
Field:
Food Science and Public Health
Authors:
Roya Alsadat Madani; Shabnam Kermani; Masoud Sami; Zahra Esfandiari; Ebrahim Karamian
Affiliated institutions:
Islamic Azad University; Isfahan University of Medical Sciences
Sample size:
40 fast food samples
Analyzed substances:
Chromium; Nickel; Lead; Copper; Iron
Population groups considered:
Children; Adults
Geographical scope of sampling:
Isfahan
Keywords:
Heavy Metals; Fast Foods; Risk Assessment; Public Health; Iran
Material designation:
AISI D3
Material type:
High carbon high chromium cold work die steel
Chemical composition:
Carbon 2.20%; Chromium 12.00%; Nickel 0.50%
Material properties:
Excellent abrasion resistance; high hardening response; very high compressive strength
Typical hardness after quenching:
Rc 63–64
Primary applications:
Blanking and forming dies and punches; forming rolls; slitters; drawing and bending dies; cold trimmer dies
Industrial field:
Tool and die manufacturing
Processing methods:
Forging; annealing; machining; hardening; tempering
Forging temperature range:
1900–2000°F start, discontinue at 1650–1700°F
Annealing temperature:
1600–1650°F
Preheating temperature:
1200–1400°F
Hardening temperature:
1750–1800°F with oil quench at 120–150°F
Tempering temperature ranges:
350–500°F for maximum hardness; 850–950°F for increased toughness
Machinability rating:
Approximately 35% compared to 1% carbon tool steel rated at 100%
Heat treatment equipment:
Controlled atmosphere furnaces, vacuum furnaces, or salt bath furnaces recommended
Testing sample dimensions:
Ground annealed bars 1 inch round by 2 inches long
Year:
2022
Region / City:
United States
Theme:
Environmental regulations
Document Type:
Legal/Regulatory
Organization/Agency:
United States Environmental Protection Agency (EPA)
Author:
Unknown
Target Audience:
Manufacturers, businesses in chromium electroplating
Period of Effect:
Ongoing
Approval Date:
12/05/2022
Amendment Dates:
07/19/04, 09/19/12
Regulatory Reference:
40 CFR 63
Restrictions:
PFOS ban after 9/21/15
Note:
Contextual description
Year:
2026
Region / City:
Beijing, China
Topic:
Condensed Matter Physics, Materials Science
Document Type:
Supporting Information for Research Article
Institution:
Beijing Institute of Technology, Chinese Academy of Sciences
Authors:
Meng Liu, Shuyi He, Hongyan Ji, Jingda Guo, Zhaotan Jiang, Jia-Tao Sun, Hong-Jun Gao
Target Audience:
Researchers in condensed matter physics and materials science
Materials Studied:
CrX3 monolayers (X = Cl, Br, I) decorated with 28 transition metals
Key Findings:
Identification of 12 single-layer multiferroic materials with out-of-plane ferroelectric polarization
Structural Analysis:
Tetrahedral and octahedral crystal field geometries, phonon spectrum calculations
Thermodynamic Stability:
Formation energies calculated, negative Ef indicating likely synthesis
Electronic Properties:
Projected density of states (PDOS) and out-of-plane electric polarization
Tables Included:
Composition of M(CrX3)2 monolayers, crystal field energy splitting, lattice constants, formation energies, electric polarization
Figures Included:
Atomic structures, phonon spectra, periodic table decoration diagram, ferroelectric switching curves