Flammability of the Product: Flammable. Auto-Ignition Temperature: The lowest known value is 399°C (750.2°F) (Isopropyl alcohol). Flash Points: CLOSED CUP: 18.3°C (64.9°F) – 24 deg.
What percent isopropyl alcohol is flammable?
Isopropyl alcohol has a flash point of 53°F, a flammable range of 2.3 percent to 12.7 percent in air, and an ignition temperature of 750°F.
Is 70 percent isopropyl alcohol flammable?
Isopropyl alcohol is highly flammable and can easily ignite. Vapors may form explosive mixtures with air, traveling to a source of ignition and flash back, and use of water spray to fight fires may be inefficient. … Why is 70% IPA a Better Sanitizer than 99%?
Is 70% isopropyl alcohol safe?
70 % isopropyl alcohol is by far better at killing bacteria and viruses than 90 % isopropyl alcohol. As a disinfectant, the higher the concentration of alcohol, the less effective it is at killing pathogens.
Is rubbing alcohol considered a flammable liquid?
Isopropyl Alcohol Safety Concerns
As an alcohol, it is highly flammable in the presence of heat, sparks, or an open flame. When handling isopropyl alcohol in a work environment (to best to avoid any contact with skin) protective clothing should be always be worn, including safety gloves and goggles.
Is 10% isopropyl alcohol flammable?
Flammable liquid and vapor.
May cause severe eye irritation and possible injury. Causes respiratory tract irritation.
Is 50% isopropyl alcohol flammable?
Hazard statements : Highly flammable liquid and vapour. Causes serious eye irritation. May cause drowsiness and dizziness.
Is 60 isopropyl alcohol flammable?
Isopropyl alcohol vapor is denser than air and is flammable, with a flammability range of between 2 and 12.7% in air. It should be kept away from heat and open flame. Distillation of isopropyl alcohol over magnesium has been reported to form peroxides, which may explode upon concentration.
At what temperature does 70 isopropyl alcohol freeze?
According to the Department of Physics at the University of Illinois Urbana-Champaign, a solution with 30 percent ethanol concentration, or 60 proof, has freezing point of 5 degrees F or -15 degrees C, and one with 40 percent ethanol concentration, or 80 proof, freezes at -10 degrees F or -23 degrees C — therefore, 70 …
Can isopropyl alcohol be absorbed through the skin?
Isopropyl alcohol is quickly absorbed through the skin, and large amounts applied topically can be inhaled, which can lead to alcohol poisoning and other problems.
How do you dilute 90% alcohol to 70%?
Measure out one cup of 91 per cent rubbing alcohol, and pour it into the plastic container. Add one-third of a cup of water and stir to mix the solution. The solution is now 70 per cent rubbing alcohol. Repeat this procedure as often as needed to obtain the desired amount of 70 per cent rubbing alcohol.
How do you dilute 91% isopropyl alcohol to 70?
To make 70% isopropyl alcohol from new 91% alcohol, add 3 ounces of distilled water to 10 ounces of 91% isopropyl alcohol (IPA). Or, whatever amount of 91% IPA you have, add . 3 of that amount of distilled water to get to 70%.
What is the difference between isopropyl alcohol and rubbing alcohol?
The difference between rubbing alcohol and more pure forms of isopropyl alcohol is that rubbing alcohol contains denaturants which make the solution unpalatable for human consumption.
Is 99% isopropyl alcohol safe for skin?
The only downside of 99% isopropyl alcohol is that, understandably, it needs to be used and stored properly. In this concentration, it is highly flammable, may cause dizziness if used in high quantities in an ill-ventilated area, and can be an irritant to skin and eyes. Of course, it should also never be ingested.
Is technical grade isopropyl alcohol safe for skin?
NOT FOR MAKING HAND SANITIZER, This grade of isopropyl alcohol is NOT recommended for human skin contact. … * Wear appropriate PPE such as eye and skin protection.