CCOHS: Sodium Hydroxide - Canadian Centre for Occupational …
2024年5月10日 · Ingestion: Can burn the lips, tongue, throat and stomach. Symptoms may include nausea, vomiting, stomach cramps and diarrhea. Can cause death. Effects of Long-Term (Chronic) Exposure: Conclusions cannot be drawn from the limited studies available. Can cause dry, red, cracked skin (dermatitis) following skin contact.
CCOHS: WHMIS - Pictograms
2024年5月10日 · Aspiration hazard (Category 1) The exclamation mark pictogram is used for the following classes and categories: Acute toxicity – Oral, Dermal, Inhalation (Category 4) Skin corrosion/irritation – Skin irritation (Category 2) Serious eye damage/eye irritation – Eye irritation (Category 2 and 2A) Respiratory or skin sensitization – Skin ...
What is a LD₅₀ and LC₅₀? - Canadian Centre for Occupational ...
2024年5月10日 · LD stands for "Lethal Dose". LD 50 is the amount of a material, given all at once, which causes the death of 50% (one half) of a group of test animals. The LD 50 is one way to measure the short-term poisoning potential (acute toxicity) of a material. Toxicologists can use many kinds of animals but most often testing is done with rats and mice.
CCOHS: WHMIS - Labels
2024年5月10日 · Canada has aligned the Workplace Hazardous Materials Information System (WHMIS) with the Globally Harmonized System of Classification and Labelling of Chemicals (GHS). This document discusses the WHMIS supplier requirements as regulated by the federal legislation – the Hazardous Products Act and the Hazardous Products Regulations (HPR).
CCOHS: Storage Safety Cabinets for Hazardous Chemicals
2023年2月15日 · Generally, storage safety cabinets are used when: Segregation or separation distance of 6 metres (20 feet) or more cannot be accommodated for incompatible hazardous chemicals that need to be used daily. The amount of hazardous chemicals needed at a workplace is above the maximum allowed amount in the local fire code.
CCOHS: WHMIS - Laboratories
2024年6月19日 · WHMIS - Laboratories. Important Information. Canada has aligned the Workplace Hazardous Materials Information System (WHMIS) with the Globally Harmonized System of Classification and Labelling of Chemicals (GHS). This document discusses the WHMIS requirements as regulated by the federal legislation – the Hazardous Products Act and the ...
CCOHS: First Aid for Chemical Exposures
2024年5月10日 · It is agreed that it is very important that water flushing start immediately following skin or eye contact with a chemical. "First Aid Guidelines" are available from the American Heart Association and the American Red Cross. They state that it "can be beneficial to rinse eyes exposed to toxic chemicals immediately and with a copious amount of ...
RTECS® (Registry of Toxic Effects of Chemical Substances)
RTECS® is ideal for: Further details about the RTECS database are available in the Comprehensive Guide to the RTECS® Database. The Registry of Toxic Effects of Chemical Substances (RTECS®) database was previously maintained by the National Institute for Occupational Safety and Health (NIOSH) and is now licensed through Dassault Systèmes.
CCOHS: How to Work Safely with - Hazardous Products using the
2017年12月12日 · Use corrosion-resistant equipment such as pumps, scoops or shovels. Do not add water to the corrosive product. If it is necessary to mix a corrosive product with water, do so slowly adding the corrosive to cold water, in small amounts, and stir frequently. Cautiously move containers. Move large drums using drum cradles.
WHMIS - Safety Data Sheet (SDS) - Canadian Centre for …
2024年5月10日 · In other words, every product classified as a "hazardous product" under WHMIS that is intended for use, handling or storage in a workplace in Canada must have an SDS. The information elements provided on a safety data sheet must be in both official languages of Canada (English and French). The SDS may be provided as one bilingual SDS, or as two ...