{"product_id":"actichem-deosan-20-ltr","title":"Actichem Deosan 20 Ltr","description":"\u003cp\u003eDeosan is Actichem's anti-microbial odour neutraliser - the one for severe malodour where the smell is bacterial and you need the bacteria dead, not just covered. It pairs a professional malodour absorber with a blend of biocides and potentiators, so it works on two fronts at once. This listing is the 20 litre bulk pack.\u003c\/p\u003e\n\u003cp\u003eIt is the right product for organic waste, urine, faeces, sewage, pet contamination, flooding and fire damage odours, and for mould and mildew spores. It is the wrong product on stain-resistant nylon - see the warning below before you order.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDeosan is a hazardous chemical under the WHS Regulations - signal word DANGER.\u003c\/strong\u003e It causes serious eye damage. It is not dangerous goods and ships unregulated. Read the safety section below before you order, and make sure whoever uses it has eye protection.\u003c\/p\u003e\n\u003ch2\u003eProduct description \u003c\/h2\u003e\n\u003cp\u003eSimply cleaning an area will not remove odour molecules. Bad odours exist in the air and are trapped in fabrics, carpets and porous materials. In addition to a cleaning routine, you need an odour control strategy.\u003c\/p\u003e\n\u003cp\u003eDeosan attacks the problem from both ends. The odour-causing bacteria and spores are destroyed by a blend of biocides and potentiators, while a professional malodour absorber encapsulates and neutralises the airborne smell. That combination is what makes it the quickest way to restore healthy indoor air quality after a sewage, flood or trauma job.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional odour neutralising technology\u003c\/strong\u003e - a professional malodour absorber that encapsulates and neutralises air-borne malodours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSophisticated anti-microbial chemistry\u003c\/strong\u003e - destroys odour-causing bacteria and spores with a powerful blend of biocides and potentiators.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFresh residual scent\u003c\/strong\u003e - deodorises the area with a fresh floral scent.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFire damage odours\u003c\/strong\u003e - effective against tough fire odours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMould and mildew\u003c\/strong\u003e - the biocidal activity also destroys mould and mildew spores.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHard surfaces\u003c\/strong\u003e - equally at home on hard surfaces as on textiles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy the 20 litre pack\u003c\/h2\u003e\n\u003cp\u003eThe 20 litre is the working pack for restoration crews running Deosan regularly - sewage and Category 3 losses, flood work, decomposition, and any job where the treated area runs to whole floors rather than a single room.\u003c\/p\u003e\n\u003cp\u003eAt the routine 50 to 100 ml per litre rate, \u003cstrong\u003e20 litres makes roughly 200 to 400 litres of working solution.\u003c\/strong\u003e Used as a 1:100 residual post-spray it goes a great deal further again.\u003c\/p\u003e\n\u003cp\u003eIf you use Deosan occasionally rather than weekly, the \u003ca href=\"\/products\/actichem-deosan-5ltr\"\u003e5 litre pack\u003c\/a\u003e is the sensible buy - it is the same product and it will not sit in the shed going out of date.\u003c\/p\u003e\n\u003ch2\u003eWhere it earns its place\u003c\/h2\u003e\n\u003cp\u003eDeosan is highly effective on hard surfaces including concrete, plasterboard, wood, tiles and grout, and is suitable for all wool and synthetic fabrics and carpeting - with one important exception, below.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSewage and Category 3 water\u003c\/strong\u003e - where the odour is bacterial and the bacteria are still live.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUrine and animal contamination\u003c\/strong\u003e - carpet, underlay, subfloor, concrete.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlood and water damage\u003c\/strong\u003e - including the plasterboard and framing behind the wall.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMould and mildew\u003c\/strong\u003e - destroys spores rather than bleaching the stain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFire damage\u003c\/strong\u003e - tough smoke and combustion odours.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eImportant - not for stain-resistant nylon\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDeosan will possibly remove some or all of the stain-resistant treatment from stain-resistant nylon carpet.\u003c\/strong\u003e Do not use it on that fibre unless you have made a considered decision to.\u003c\/p\u003e\n\u003cp\u003eThe practical caveat CCW have always given still applies: stain-resistant carpet that is severely soiled by organic contaminants will already have lost a high proportion of its stain-resistant treatment. On a sewage or urine job that carpet is often past saving anyway. That is a judgement call for the technician on site, not a rule - but make it knowingly.\u003c\/p\u003e\n\u003cp\u003eAlways pre-test in an inconspicuous location for substrate sensitivity to chemicals.\u003c\/p\u003e\n\u003ch2\u003eHow to use\u003c\/h2\u003e\n\u003ch3\u003eDilution\u003c\/h3\u003e\n\u003cp\u003eCCW's long-standing recommendation is \u003cstrong\u003e50 to 100 ml per litre of water (1:10 to 1:20)\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eActichem currently publish a wider range of \u003cstrong\u003e1:10 to 1:50\u003c\/strong\u003e (20 to 90 ml per litre). We have asked them to confirm which is current. Until they do, use the stronger CCW range on heavy organic contamination and the weaker end only for light residual work.\u003c\/p\u003e\n\u003ch3\u003eApplication\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eApply the solution directly onto the odour source.\u003c\/li\u003e\n\u003cli\u003eAllow \u003cstrong\u003e10 minutes of reaction time\u003c\/strong\u003e before further cleaning or rinsing.\u003c\/li\u003e\n\u003cli\u003eWhen used after cleaning, a light rinse is enough to remove excess Deosan solution.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eAlways ensure the Deosan makes physical contact with the odour source.\u003c\/strong\u003e This is the whole job. A deodoriser that cannot reach the contamination does nothing.\u003c\/p\u003e\n\u003cp\u003eDeosan can be applied before cleaning, after cleaning, or both. \u003cstrong\u003eIf large amounts of organic matter are present, always treat the area again after cleaning has removed the soiling\u003c\/strong\u003e - even if you already treated it beforehand.\u003c\/p\u003e\n\u003cp\u003eFor large areas, a 1:100 solution can be made up and used as a light post-spray, raked into the carpet.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo not mix Deosan with any other cleaning solution.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eSafety - please read before you order\u003c\/h2\u003e\n\u003cp\u003eActichem's current safety data sheet for AP433, version 2.3 issued 8 August 2025, classifies Deosan as a \u003cstrong\u003ehazardous chemical\u003c\/strong\u003e under the WHS Regulations, and as \u003cstrong\u003enon-dangerous goods\u003c\/strong\u003e under the ADG Code.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSignal word: DANGER\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eGHS classification:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSkin Corrosion\/Irritation, Category 2\u003c\/li\u003e\n\u003cli\u003eSerious Eye Damage, Category 1\u003c\/li\u003e\n\u003cli\u003eSkin Sensitisation, Category 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eHazard statements:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eH315\u003c\/strong\u003e - Causes skin irritation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eH317\u003c\/strong\u003e - May cause an allergic skin reaction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eH318\u003c\/strong\u003e - Causes serious eye damage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eH318 is the one that matters, and it matters more on a 20 litre pack.\u003c\/strong\u003e Serious Eye Damage Category 1 means a splash of concentrate in the eye can cause irreversible damage. Decanting from a 20 litre drum is exactly the operation where that happens - it is heavier, harder to control, and usually done at chest height. Actichem specify an \u003cstrong\u003eeye wash unit\u003c\/strong\u003e in the personal protective equipment for this product. Have one where the drum is stored.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eH317 is cumulative.\u003c\/strong\u003e Skin sensitisation builds with repeated exposure and does not go away. A technician who handles concentrate bare-handed for long enough can end up unable to work around the product at all.\u003c\/p\u003e\n\u003cp\u003ePersonal protective equipment Actichem specify for handling the concentrate: \u003cstrong\u003esafety glasses with side shields or chemical goggles, chemical protective gloves (butyl, neoprene or Viton), overalls, barrier cream and skin cleansing cream, and access to an eye wash unit.\u003c\/strong\u003e Maintain adequate ventilation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTransport is a separate question to hazard.\u003c\/strong\u003e The HAZCHEM code is not applicable and the product is not regulated for the transport of dangerous goods. That is a shipping rule. It does not make the product safe to handle without protection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis page previously described Deosan's safety profile as \"Non-hazardous\". That was wrong.\u003c\/strong\u003e The classification above comes directly from Actichem's current safety data sheet.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2179\/6391\/files\/202508-Actichem-Deosan-AP433.pdf\"\u003eDownload the Deosan AP433 Safety Data Sheet\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eActichem Deosan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActichem product code\u003c\/td\u003e\n\u003ctd\u003eAP433\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCW SKU\u003c\/td\u003e\n\u003ctd\u003eAP433.20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack size\u003c\/td\u003e\n\u003ctd\u003e20 litre (also available in 5 litre)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eConcentrate - dilute before use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColour\u003c\/td\u003e\n\u003ctd\u003eOrange-tan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFragrance\u003c\/td\u003e\n\u003ctd\u003ePowder Fresh (the safety data sheet describes the odour as floral)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003epH\u003c\/td\u003e\n\u003ctd\u003e7.5 (neutral)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActive chemistry\u003c\/td\u003e\n\u003ctd\u003eBiocides and potentiators plus a professional malodour absorber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilution\u003c\/td\u003e\n\u003ctd\u003e1:10 to 1:20 (CCW); 1:100 as a light post-spray\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYield\u003c\/td\u003e\n\u003ctd\u003eApproximately 200 to 400 litres of working solution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal word\u003c\/td\u003e\n\u003ctd\u003eDANGER\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHazardous chemical\u003c\/td\u003e\n\u003ctd\u003eYes, under the WHS Regulations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDangerous goods\u003c\/td\u003e\n\u003ctd\u003eNo - not regulated for transport\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eThe rest of the odour control range\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/actichem-deosan-5ltr\"\u003eDeosan 5 Ltr\u003c\/a\u003e - the same product in the smaller pack.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/actichem-deozyme-5ltr\"\u003eDeozyme 5 Ltr\u003c\/a\u003e - enzyme digester for organic material that is still present.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/actichem-deostor-organic-5-ltr\"\u003eDeostor Organic 5 Ltr\u003c\/a\u003e - concentrated neutraliser for decaying matter and rotting organic material.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/actichem-deofresh-citrus-5-ltr\"\u003eDeofresh Citrus 5 Ltr\u003c\/a\u003e - routine carpet deodorising and fragrance.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/actichem-odourtak-sv-citrus-5-ltr\"\u003eOdourtak SV Citrus 5 Ltr\u003c\/a\u003e - for fogging a whole space.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eDeosan, Deozyme, Deostor or Deofresh?\u003c\/h2\u003e\n\u003cp\u003eThese ranges are not interchangeable, and buying the wrong one is the most common mistake with Actichem odour control. The question that sorts them is \u003cstrong\u003ewhat is producing the smell right now.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeosan\u003c\/strong\u003e - live bacteria and microbial growth. It kills the organisms producing the odour and neutralises what is already in the air. The only one in the range with biocidal action.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeozyme\u003c\/strong\u003e - the organic source is still physically present. It digests the material rather than killing bacteria. Note that Deozyme relies on live bacteria to work, so \u003cstrong\u003eDeosan and Deozyme should not be used together or in sequence without a thorough rinse\u003c\/strong\u003e - Deosan's biocides will kill Deozyme's organisms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeostor\u003c\/strong\u003e - a specific residue, most often fire and smoke. The heavy neutraliser. Several Deostor products carry a materially higher hazard classification again.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeofresh\u003c\/strong\u003e - routine carpet work and everyday malodours, with a fragrance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eHow far does 20 litres go?\u003c\/h3\u003e\n\u003cp\u003eAt the 50-100 ml per litre rate, roughly 200 to 400 litres of working solution. As a 1:100 post-spray it goes a great deal further.\u003c\/p\u003e\n\u003ch3\u003eShould I buy the 20 litre or the 5 litre?\u003c\/h3\u003e\n\u003cp\u003eThe 20 litre suits crews running Deosan regularly on sewage, flood and decomposition work. If you use it occasionally, buy the 5 litre - same product, and it will not sit around.\u003c\/p\u003e\n\u003ch3\u003eWhy is Deosan classified DANGER when other deodorisers are not?\u003c\/h3\u003e\n\u003cp\u003eBecause it contains biocides. The chemistry that kills bacteria and mould spores is also the chemistry that damages eyes and skin. Actichem classify it Serious Eye Damage Category 1, hazard statement H318. Wear eye protection and gloves for the concentrate - particularly when decanting from the drum.\u003c\/p\u003e\n\u003ch3\u003eCan I use it on stain-resistant nylon?\u003c\/h3\u003e\n\u003cp\u003eNot without accepting that it may strip some or all of the stain-resistant treatment. On carpet already severely contaminated with organics, much of that treatment will have gone anyway - but make that call deliberately, and pre-test.\u003c\/p\u003e\n\u003ch3\u003eCan I use Deosan and Deozyme together?\u003c\/h3\u003e\n\u003cp\u003eNo, not without rinsing thoroughly in between. Deozyme works by means of live Bacillus organisms. Deosan is a biocide. It will kill them and you lose the enzyme digestion you paid for.\u003c\/p\u003e\n\u003ch3\u003eDoes it kill mould?\u003c\/h3\u003e\n\u003cp\u003eActichem state the biocidal activity destroys mould and mildew spores. It is not a stain remover - it will not bleach out existing mould staining.\u003c\/p\u003e\n\u003ch3\u003eWill it fix the smell on its own?\u003c\/h3\u003e\n\u003cp\u003eOnly if it can reach the source. Deosan has to make physical contact with the contamination. No deodoriser fixes an odour sealed under contaminated underlay, a wet subfloor or a cavity - that has to come out first.\u003c\/p\u003e\n\u003ch2\u003eWhat we see in the field\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003e[Technician's Note - replace before publishing: two to four sentences of first-hand CCW field experience relevant to this product. A pattern you see, a mistake customers make, or something learned from servicing or selling it. Not spec repetition, not a sales pitch, not invented.]\u003c\/em\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003eNot sure whether you need Deosan, Deozyme, Deostor or Deofresh for the job in front of you? Ring us before you order and we will talk it through.\u003c\/p\u003e","brand":"Actichem","offers":[{"title":"20LTR","offer_id":52320315474133,"sku":"AP433.20","price":311.8,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2179\/6391\/files\/Actichem-Deosan-20-ltr.jpg?v=1780551757","url":"https:\/\/ccwonline.com.au\/products\/actichem-deosan-20-ltr","provider":"Carpet Cleaners Warehouse","version":"1.0","type":"link"}