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The bleaching process has been known for millennia, but the chemicals currently used for .... (calcium oxide) is known as "tropical bleach". Percent active chlorine in these materials rang...

Shelf Life of Bleach/Water Solutions | Clorox


Nov 4, 2010 ... Regarding how long you can store a bleach solution, it depends on ... can cause the liquid bleach active to break down into salt and water.

Department of Health - The Use of Bleach


Bleach is a strong and effective disinfectant. Its active ingredient, sodium hypochlorite, denatures protein in micro-organisms and is therefore effective in killing ...

Everything You Always Wanted to Know About Bleach But Were ...


Feb 13, 2006 ... Bleach is so common in the home and in the lab, it's easy to assume that using it is a no-brainer. You pour some out and it kills germs, right?

Fact Sheet Disinfection Using Chlorine Bleach - Oregon State ...


Laundry bleach is a solution of sodium hypochlorite, at a pH of about 11. Once dissolved ... and can provide disinfection over long exposure periods. Stability.

How long does hair bleach last? | Reference.com


Hair bleach lasts for 20 minutes after it has been mixed. It must be applied immediately after mixing because it starts to lose its strength soon after mixing....

Does bleach go bad? - cleaning chlorine | Ask MetaFilter


I'm not sure how long a dilute mixture will retain its activity. ... They state that their 6% active hypochlorite strength required by the EPA for a use ...

Does Bleach Go Bad? | PreparednessMama


The shelf life of bleach and pool shock - plus how The active ingredient in liquid bleach is sodium hypochlorite. After time bleach naturally degrades into salt and  ...

How Bleach Has Changed and What You Need to Do About It ...


Aug 27, 2014 ... Household bleach is an inexpensive and effective way to sanitize around the ... It is now sold in “concentrated” form with more active ingredient. .... salt (NaCl) in solution… not sure how long it'll be until they have to list that too.

Does Bleach Kill Mold? Ratio to Water, Solution, Oxygen & Chlorine


Chlorine Bleach Information. Bleach is probably the most well known mold killer. In fact many commercial mold killing products contain bleach. The active ...

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Shelf Life | Clorox


Oct 26, 2010 ... If not, how long does it take for this to happen? ... The active ingredient in bleach, sodium hypochlorite, naturally breaks down into salt and ...

Biological Safety | FAQ | Environmental Health and Safety | Weill ...


How long does diluted bleach last? For the answer to this question, see the ... I don't want to change my bleach squirt bottle daily. Are there any other options?

Chlorine Bleach Shelf Life - Chemistry - About.com


Jan 31, 2014 ... Temperature is the primary factor affecting how long bleach remains active. According to Clorox™, the amount of hypochlorite that is added to ...