№ lp_1_31684
File format: docx
Character count: 51001
File size: 74 KB
Year:
2008
Region / City:
-
Topic:
Occupational health, chemical safety
Document type:
Technical report
Organization / Institution:
-
Author:
-
Target audience:
Occupational health professionals, industrial hygienists
Period of validity:
-
Approval date:
July 21, 2008
Date of changes:
-
Context:
Technical document related to health and safety standards for toluene exposure in occupational environments, providing recommendations for permissible exposure limits (PEL) based on scientific findings.
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The product description is provided for reference. Actual content and formatting may differ slightly.
Year:
2008
Region / City:
California
Subject:
Health effects of carbon disulfide exposure
Document Type:
Health assessment
Organization / Institution:
HEAC
Author:
Not specified
Target Audience:
Not specified
Effective Period:
Not specified
Approval Date:
Not specified
Modification Date:
August 18, 2008
Year:
2012
Document type:
Technical assessment
Topic:
Occupational health, Aluminum welding fume
Author:
James L. Unmack, MS, CIH
Organization:
HEAC
Draft versions:
1 March 9, 2012; 2 March 12, 2012; 3 March 16, 2012; 4 March 26, 2012
Chemical:
Aluminum oxide
CAS number:
1344-28-1
Proposed exposure limit:
0.5 mg/m³ TWA
Measurement methods:
NIOSH 7300, 7301, 7303, Method 7013
Intended audience:
Occupational health professionals, industrial hygienists
Key applications:
Aerospace, transportation, non-ferrous metal welding
Relevant studies:
Piggot 1981, Akila 1999, Buchta 2003, Elinder 1991, Hanninen 1994, Iregren 2001, Ljungren 1991, Riihimaki 2000/2008, Rossbach 2006, Vandenplas 1998, Sjogren and Ellinder 1992
Exposure guidelines referenced:
8 CCR 5155 Table AC-1, NIOSH REL, ACGIH TLV
Content focus:
Particle size, density, melting/boiling points, odor thresholds, health-based recommendations
Chemical name:
Toluene
CAS number:
108-88-3
Alternative names:
Toluol; Tolu-Sol; Methylbenzene; Methacide; Phenylmethane; Methylbenzol
Document type:
Standard operating procedures
Hazard classification:
Highly flammable liquid and vapor; reproductive toxin
Signal word:
Danger
Health hazards:
Aspiration hazard; skin and eye irritation; central nervous system effects; organ damage from prolonged or repeated exposure
Exposure limits:
DOSH TWA 100 ppm, STEL 150 ppm; OSHA TWA 200 ppm, ceiling 300 ppm, 500 ppm peak; NIOSH TWA 100 ppm, STEL 150 ppm
Toxicological data:
Oral LD50 (rat) 636 mg/kg; Dermal LD50 (rabbit) 14,100 mg/kg; Inhalation LC50 (rat) 49,000 mg/m³
Protective equipment:
Chemical safety goggles; nitrile, Viton, or PVA gloves; lab coat; chemical fume hood
Storage requirements:
Flammable materials storage; cool, dry, well-ventilated area; segregation from incompatible chemicals
Waste handling:
Collection as hazardous waste in sealed compatible containers with dangerous waste labeling
Applicable environment:
Laboratory setting
Responsible unit:
Environmental Health & Safety; Principal Investigator
Year:
2024
Region / city:
East Africa
Topic:
Standards
Document type:
Addendum
Organization:
Burundi, Rwanda, Tanzania, Uganda delegation
Author:
Not specified
Target audience:
WTO Members
Period of validity:
Starting from 1 December 2023
Approval date:
2 February 2024
Amendment date:
N/A
The document provides an update on the entry into force of the Draft East African Standard DEAS 345:
2021 regarding Toluene specifications in Uganda, effective 1 December 2023.
Subject:
Physical Chemistry
Topic:
Photochromism and Reaction Kinetics
Molecule:
1’,3’-dihydro-1’,3’,3’-trimethyl-6-nitrospiro(2H-1-benzopyran-2,2’-2H-indole) (6-NO2-BIPS)
Chemical System:
Spiropyran in Toluene Solution
Experiment Type:
Laboratory Experiment
Method:
Flash Photolysis Spectroscopy
Observation Wavelength:
600 nm
Excitation Wavelength:
<400 nm
Temperature Range:
30–60 °C
Measured Parameter:
Lifetime (τ) of Thermal Back Reaction
Calculated Parameter:
Activation Energy (Ea)
Theoretical Model:
Arrhenius Equation
Reported Literature Value:
62.5 kJ mol-1
Software Used:
Logger Pro
Intended Level:
Undergraduate Laboratory
Year:
2026
Region / City:
Walvis Basin, offshore Namibia
Topic:
Environmental and Social Impact Assessment
Document Type:
Regulatory Document
Organization / Institution:
Chevron Namibia Exploration II Limited
Author:
Chevron Namibia Exploration II Limited
Target Audience:
Interested and/or Affected Parties (I&APs)
Period of Action:
2026–2027 (estimated)
Approval Date:
Not specified
Date of Changes:
Not specified
Note:
Context
Year:
2026
Region / City:
Walvis Basin, Offshore Namibia
Topic:
Environmental Impact Assessment, Offshore Exploration
Document Type:
Environmental Clearance Application
Organization / Institution:
Chevron Namibia Exploration II Limited, Environmental Resources Management (ERM)
Author:
Chevron Namibia Exploration II Limited
Target Audience:
Interested and/or Affected Parties (I&APs), Environmental Regulators
Period of Validity:
2026-2027
Approval Date:
Not specified
Amendment Date:
Not specified
Note:
Year
Year:
2026
Region / City:
Walvis Basin, Namibia
Topic:
Environmental Impact Assessment, Exploration Drilling
Document Type:
Environmental Clearance Application
Organization:
Chevron Namibia Exploration II Limited
Author:
Chevron Namibia Exploration II Limited
Target Audience:
Interested and/or Affected Parties (I&APs), Environmental Authorities, Stakeholders
Period of Validity:
2026–2027
Approval Date:
Not specified
Amendment Date:
Not specified
Note:
Year