Chapter 15: Communication of Chemical w88 casino games login
Revised January 2023
Classification of Chemical w88 casino games login
Specific criteria has been established by OSHA for the classification of health and physical w88 casino games login, with many hazard classes sub-divided into hazard categories based on the severity of the hazard. The following tables summarize the health and physical w88 casino games login to be considered when classifying a chemical.
| w88 casino games login Class | w88 casino games login Category |
|---|---|
| w88 casino games login: oral, dermal, inhalation | 1, 2, 3, 4 |
| w88 casino games login/Irritation | 1A, 1B, 1C,, 2 (irrit) |
| Serious w88 casino games login/Irritation | 1, 2A (irrit), 2B (irrit) |
| Respiratory/Skin Sensitization | 1A, 1B |
| Germ Cell Mutagenicity | 1A, 1B, 2 |
| Carcinogenicity | 1A, 1B, 2 |
| Reproductive Toxicity | 1A, 1B, 2, lactation |
| Specific Organ Toxicity – single w88 casino games login | 1, 2, 3 |
| Specific Organ Toxicity – repeated w88 casino games login | 1, 2 |
| Aspiration w88 casino games login | 1 |
| Simple Asphyxiants | Single category |
| w88 casino games login Class | w88 casino games login Category |
|---|---|
| Explosives | Unstable Explosives, Div. 1.1, Div. 1.2, Div. 1.3, Div. 1.44, Div. 1.5, Div. 1.6 |
| w88 casino games login Gases | 1, 2 |
| w88 casino games login Aerosols | 1, 2 |
| Oxidizing Gases | 1 |
| Gases w88 casino games login Pressure | None |
| w88 casino games login | Single category |
| w88 casino games login | Single category |
| Refrigerated w88 casino games login | Single category |
| Dissolved Gases | Single category |
| w88 casino games login Liquids | 1, 2, 3, 4 |
| w88 casino games login Solids | 1, 2 |
| Self-Reactive Substances | Type A, Type B, Type C, Type D, Type E, Type G |
| Pyrophoric w88 casino games login | 1 |
| Pyrophoric Solids | 1 |
| Self-Heating Substances | 1, 2 |
| w88 casino games login Which, In Contact With Water, Emit Flammable Gases | 1, 2, 3 |
| Oxidizing w88 casino games login | 1, 2, 3 |
| Oxidizing Solids | 1, 2, 3 |
| Organic Peroxides | Type A, Type B, Type C, Type D, Type E, Type G |
| Corrosive to Metals | 1 |
w88 casino games login Ratings
The hazard categories provide information on the severity of the hazard, with some categories including numerical ratings. Under the Hazard Communication Standard (HCS) criteria, the highest w88 casino games login are rated as “1” and lower w88 casino games login are rated as successively higher numerical or alphabetic ratings. This hazard rating scheme is in contrast to the commonly used National Fire Protection Association (NFPA) 704 and Hazardous Materials Identification System (HMIS) systems which use a hazard rating of “0” for the lowest hazard and “4” for the highest hazard. A comparison of the HCS hazard rating scheme and the NFPA 704 and HMIS schemes is shown below.
| w88 casino games login | Degree of w88 casino games login |
|---|---|
| 0 | Minimal w88 casino games login |
| 1 | Slight w88 casino games login |
| 2 | Moderate w88 casino games login |
| 3 | Serious w88 casino games login |
| 4 | Severe w88 casino games login |
| w88 casino games login | Degree of w88 casino games login |
|---|---|
| Category 1 | Severe w88 casino games login |
| Category 2 | Serious w88 casino games login |
| Category 3 | Moderate w88 casino games login |
| Category 4 | Slight w88 casino games login |
| Category 5 | Minimal w88 casino games login |
w88 casino games login Definitions
The HCS w88 casino games login definitions may differ from other commonly used definitions. Of particular note is the use of the term “flammable liquid.” The International Fire Code (IFC) and the NFPA classify liquids with flash points of less than 100 °F as a flammable liquid, with liquids having flash points greater than 100 °F as combustible liquids. The HCS classifies flammable liquids as those with a flash point of less than or equal to 200 °F.
IFC/NFPA w88 casino games login liquid = flash point < 100 °F (38 °C)
HCS w88 casino games login liquid = flash point ≤ 200 °F (93 °C)
w88 casino games login Data Sheets
Safety Data Sheets (SDSs) are w88 casino games login hazard information sheets designed to provide users with the information necessary to handle the w88 casino games login safely. OSHA regulations require that w88 casino games login manufacturers and vendors supply MSDSs to w88 casino games login users, and that workers have ready access to SDSs.
- All SDSs received with incoming hazardous w88 casino games login must be retained.
- A SDS is not required for uncharacterized research material used only by the laboratory that produced it, or for laboratory reagents mixed in the laboratory; however, laboratory workers must be aware of the w88 casino games login presented by these chemicals. If the w88 casino games login are unknown the chemical must be handled in a manner to minimize exposure to personnel.
- If a w88 casino games login substance is prepared for another user outside of the laboratory, the requirements of the OSHA w88 casino games login Communication Standard (29 CFR 1910.1200) must be met, including preparation of a SDS. Contact EH&S for assistance with preparation of SDSs.
w88 casino games login Review and Availability
Before using a new w88 casino games login, laboratory workers should review the SDS. Consequently, all laboratory workers must know the location of the SDSs that are maintained by the laboratory, and how to obtain SDSs covering additional chemicals used in the laboratory.
- Copies of many SDSs are forwarded to EH&S by w88 casino games login vendors. These SDSs can be accessed from the Safety Data Sheet (w88 online casino) re.
- EH&S subscribes to an electronic database that includes SDSs and other sources of w88 casino games login hazard information. The database is available to the University community (via campus computers only) through the EH&S web site as follows:
- Go w88 casino games login Safety Data Sheet (w88 online casino) retrieval
- Click on &w88 casino games login;Search the CCINFOweb SDS Database” to access the database (accessible only via a campus computer)
- Additional sources of w88 casino games login:
- Vermont w88 casino games login Information Resources, Inc. (www.w88 casino games logincom)
- Fisher Scientific – w88 casino games login for Fisher products
- Sigma-Aldrich – w88 casino games login for Sigma-Aldrich products
- Avantor Performance w88 casino games login (formerly Mallinckrodt Baker) – w88 casino games login for Avantor Performance Materials products
Additional w88 casino games login Information
Since SDSs may not always provide adequate chemical hazard information and do not cover non-chemical w88 casino games login, additional sources of hazard information must be available to laboratory workers. The University's libraries have multiple resources available that discuss laboratory w88 casino games login. The following are widely used laboratory safety references that are available at the University's libraries:
- Prudent Practices in the w88 casino games login (can download in PDF for free), National w88 casino games login Council (2011)
- CRC Handbook of Laboratory w88 casino games login, fifth edition, A. Keith Furr (Ed.) (2000)
- w88 casino games login for Chemistry Students, second edition, Robert H. Hill, Jr. and David C. Finster (2016), w88 casino games login first edition (2010) accessible online.
- Bretherick’s Handbook of Reactive Chemical w88 casino games login, eighth edition, P. G. Urben (Ed.) (2017), w88 casino games login seventh edition (2006) accessible online.
- Casarett and Doull's Toxicology: The Basic Science of Poisons, ninth edition, Curtis D. Klaassen (Ed.) (2019).
Note: older editions of this reference are w88 casino games login from w88 casino games login.
w88 casino games login Labeling
Unidentified chemicals represent an increased risk to personnel due to a lack of information on how to properly handle the material. Additionally, unknown chemicals may be a financial burden since they cannot be disposed of without identification, which may involve laboratory analysis. To avoid unidentified chemicals, label all w88 casino games login containers as described below.
Original Manufacturer’s w88 casino games login
OSHA regulations require that manufacturers’ w88 casino games login labels include the following information:
- Product w88 casino games login: The name of the w88 casino games login or w88 casino games login product.
- Signal Word: Used to indicate the relative severity of the hazard. Only “Danger” or “Warning” can be used, with “Danger” indicating more severe w88 casino games login and “Warning” indicating less severe w88 casino games login.
- Pictogram: Any number of the eight pictograms shown below will be used to display the major hazard categories associated with the chemical. When a chemical has multiple w88 casino games login, different pictograms will be used to display the various w88 casino games login.
- w88 casino games login Statements: Describe the nature of the w88 casino games login associated with the chemical. All applicable hazard statements must appear on the chemical label. Hazard statements should be consistent regardless of the chemical or manufacturer.
- w88 casino games login: Describe recommended measures to prevent adverse effects that may result from exposure to the w88 casino games login. When there are similar precautionary statements, the statement providing the most protective information will be listed.
- w88 casino games login, Address, and Phone Number: The name, address, and phone number of the w88 casino games login manufacturer or distributor.
Additional w88 casino games login that:
- Labels on manufacturers’ containers must not be removed or defaced unless the container has been emptied or the w88 casino games login corresponding to the original label has been replaced with a different w88 casino games login.
- If the original label is missing or is illegible, it must be replaced with a label containing the above w88 casino games login.
w88 casino games login Hazard Pictograms
The following chemical hazard pictograms are required by OSHA to be included on manufacturers’ chemical labels. Chemical labels will include multiple pictograms as is needed to communicate all w88 casino games login associated with the particular chemical.
Health w88 casino games login
- Carcinogen
- Mutagenicy
- Reproductive Toxicity
- Respiratory Sensitizer
- Target w88 casino games login
- Aspiration Toxicity
Flame
- Flammables
- Pyrophorics
- Emits w88 casino games login Gas
- Self-Reactivates
- Organic Peroxides
Exclamation Mark
- Irritant (skin and eye)
- Skin Sensitizer
- w88 casino games login (harmful)
- Narcotic Effects
- Respiratory Tract Irritant
- w88 casino games login to Ozone Layer(non mandatory)
Gas Cylinder
- Gases w88 casino games login Pressure
Corrosion
- w88 casino games login/burns
- w88 casino games login
- Corrosive to Metals
Exploding Bomb
- Explosive
- Self-Reactives
- Organic Peroxides
Flame over Circle
- Oxidizers
Environment *(w88 casino games login)
- Aquatic Toxicity
Skull and Crossbones
- w88 casino games login (fatal or toxic)
Secondary w88 casino games login
Chemicals that are transferred from their original container to a secondary storage container and which will be stored long term must be labeled to indicate the chemical name, and the primary w88 casino games login should be indicated through use of the above pictograms or hazard wording. Likewise, containers of chemical mixtures that have been prepared in the laboratory for use as reagents (such as buffers, or dilute acid or base solutions) must be labeled to indicate the hazardous chemical constituents and the primary w88 casino games login should also be indicated. Include chemical concentrations on reagent containers (such as acids and bases) to accurately communicate the w88 casino games login associated with the material. The chemical name and hazard information must be consistent with the original manufacturer’s label.
Where practical, w88 casino games login names must be spelled out on container labels. Abbreviations and common reagent names may be used for labeling provided that information on the w88 casino games login constituents is available in the laboratory, and laboratory personnel are familiar with this information.
Temporary chemical containers (such as beakers, volumetric flasks, and reaction vessels) in active use require only a content identifier label; however, hazard warnings are recommended for reagents that are highly toxic, highly flammable, or which have other significant w88 casino games login. If these containers are stored they should also be labeled to indicate the primary w88 casino games login.
w88 casino games login Materials
The w88 casino games login of chemicals synthesized in the laboratory, and other research materials, are often not completely known and complete hazard labeling is not possible. Nevertheless, research materials must be labeled as completely as possible using the following guidelines:
- Label research materials with the name of the responsible researcher and the identity and w88 casino games login (as available). General labeling to indicate chemical identity or class of chemical and w88 casino games login can be used when specific information is not known or cannot be included on labels in a practical manner (e.g., a large number of containers of research materials in process).
- References to research notebooks, etc. should be included when necessary to convey identity and w88 casino games login information.
w88 casino games login Delivery Systems
Inadequate labeling of w88 casino games login piping and tubing delivery systems can confuse personnel and lead to w88 casino games login exposure, fire, or explosion due to inadvertent cutting of lines or unsafe work practices (such as use of flame near lines containing a flammable w88 casino games login).
- All facility piping used for delivery of natural gas, water, and air w88 casino games login labeled with content identifier labels placed periodically along the length of the delivery system.
- Non-facility delivery systems to include semi-permanent and temporary piping or tubing of compressed gases or other w88 casino games login must also be labeled throughout the delivery system.