how to make octenol mosquito attractant
Making a mosquito trap with yeast is an effective method of attracting mosquitoes and dealing with these pests effectively. [2] [3] [4] Unable to load your collection due to an error, Unable to load your delegates due to an error. Net or fabric can be attached with glue. There are more than 170 known species of mosquitoes in North America, several of which can spread serious diseases such as West Nile virus, malaria, and dengue fever. Skip to the beginning of the images gallery. Animals (Basel). Try any of the mosquito traps detailed above to catch mosquitoes. 1 of Flowtron MA-1000-6 Octenol Mosquito Attractant Cartridges, 6-Pack, 1 of Flowtron BK-40D Electronic Insect Killer, 1 Acre Coverage, 1 of Flowtron BK-80D 80-Watt Electronic Insect Killer, 1-1/2 Acre Coverage, Octenol lure replacement for cord or cordless bug zapper, Lures mosquitoes and biting flies to bug zapper, Universal clip fits most bug zapper brands, indluding Stinger, Product 1: Effectively attracts and traps flying insects to provide 3-way protection for your home and property, Product 1: Easily twist the trap on or off for simple operation and no-touch cleaning, Product 1: Lightweight and all-weather design allows you to place on nearly any surface or hang from a hook. Propane powered mosquito traps. 1-Octen-3-ol, octenol for short and also known as mushroom alcohol, [1] is a chemical that attracts biting insects such as mosquitoes. If youd like more information on how to keep mosquitoes from making you miserable, check out the answers to these frequently asked questions. 1-Octen-3-ol - Wikipedia Cut the bottle in half. Best purchased I have ever made, Have used this product for many years and it continues to do the job. Mosquito Magnet Octenol vs. C02. This is ideal for Executive or Commander Trap owners running their trap on mode 4 as the propane tank lasts 30 days in this mode. Hang the mosquito trap in shaded places away from wind and sun, by trees and shrubs. We keep ours running 24/7 all through the year as we live on 3 acres and mosquitos are a never ending problem. This attractant for mosquito traps is made in the U.S.A. What attracts mosquitoes best? A fine idea, as long as its flowingbut stagnant water is the mosquitoes breeding ground. Unique Octenol scent cartridge releases a proven instinctive lure resulting in increased mosquito and biting fly capture rates, Convenient 6-pack Cut the bottle in half. I purchased packs at Lowes and Home Depot years ago for the same price but they were 3 packs. Duck, cover and run: These evasive maneuvers are usually performed by someone trying to escape a bee or mosquito. Mosquitoes are attracted to carbon dioxide, which they perceive as the breath of humans and other mammals. For the best experience on our site, be sure to turn on Javascript in your browser. It will lure biting insects to the Mosquito Magnet trap where they are captured, then dehydrate and die. JavaScript seems to be disabled in your browser. The PubMed wordmark and PubMed logo are registered trademarks of the U.S. Department of Health and Human Services (HHS). What Attracts Mosquitoes | How To Use Attractants Weve put together the following mosquito attractant guide, which provides a brief overview of each of our EPA-registered secondary attractants. We hope to buy another unit to add to our one. JavaScript seems to be disabled in your browser. Mosquito Magnet Octenol Biting Insect Attractant - Amazon.com Bertola M, Fornasiero D, Sgubin S, Mazzon L, Pombi M, Montarsi F. Parasit Vectors. J Egypt Soc Parasitol. ; Product 1: Rugged, weatherproof construction; will not rust, crack or fade, Product 1: Janitorial & Cleaning Supplies; Product 1: Country of manufacture: United States. Today we are finally making some 1-octen-3-ol!Aluminum isopropoxide: https://youtu.be/SuoWnueBJaYNile talks about lab safety: https://youtu.be/ftACSEJ6DZA---. Homemade mosquito attractant system andrewesquivel 22.2K subscribers Subscribe 115 Share 17K views 5 years ago Show more Show more DIY 5 Gallon Pail Mosquito Trap Build Building Stuff Is Fun. and transmitted securely. If you live in the northern half of the United States, Canada or in coastal regions, Octenol is an effective as well as economical way to ensure you are getting the most out of your trap and providing your family with maximum protection against flying pests. Copyright 2023 Acton Media Inc. All rights reserved. Increase your catch rate up to 10 times!! They come out at dusk to devour their favorite dish, and while you may not want bats snuggling in the shutters of your home, you can build a DIY bat house theyll nest in when not out hunting. From the outside places to our homes, mosquitoes are part and parcel of our human life, especially in the month of summer. An effective mosquito and biting fly attractant for use with outdoor insect killers. Press the screen against the face of the fan and secure with magnets, zip ties, or duct tape. Unique Octenol scent cartridge releases a proven instinctive lure resulting in increased mosquito and biting fly capture rates, Convenient 6-pack, This item is not for sale in Catalina Island, TARGETS MOSQUITOES: Increases the effectiveness of your electronic insect killers, bug zappers or traps by attracting certain species of mosquitoes and biting flies, 30-DAYS OF CONTINUOUS RELEASE: the slow-release strip is designed to emit the mosquito attractant for 30 days, CAN BE USED IN ELECTRONIC DEVICES: Add the PIC Octenol Lure to your existing bug zappers as well as the PIC Solar Insect Killer Torch and PIC Insect Killer LED, SET INCLUDES: 3 Mosquito Octenol lures and 3 universal clips (to be used on existing bug zappers and devices where clips attach the outside of the device), Makes your insect killer up to 5 times more effective in killing mosquitoes and biting flies. 2022 Woodstream Corporation, Inc. All Rights Reserved. For the best experience on our site, be sure to turn on Javascript in your browser. 2017 Jan 5;10(1):9. doi: 10.1186/s13071-016-1937-z. Disclaimer. Sign In or Register to buy this product! 2022 Woodstream Corporation, Inc. All Rights Reserved. No Questions Asked. The store will not work correctly in the case when cookies are disabled. Mosquitoes are not only a nuisance; they may transmit mosquito borne diseases that are a serious health threat to people and pets. RELATED: 8 High-Tech Bug Zappers for Your Backyard. Comparison of carbon dioxide, octenol and a host-odour as mosquito Flowtron MA-1000 Octenol Mosquito Attractant PIC Mosquito Octenol Lure (3 Pack), Attracts BIOGENTS BG-GAT Yard Protection (Pack of 2) Biogents BG-Sweetscent Mosquito Magnet DynaTrap DT1775 1 Acre XL Mosquito and Insect Trap Mosquito Magnet R-octenol Attractant 6 Pack, Mosquito Magnet Octenol Attractant 6 Pack, Flowtron Octenol Mosquito Attractant Cartridges, Octenol Mosquito Attractant For Bug Zapper, 15 Natural Ways to Get Rid of Mosquitoes in Your Yard, KILLS FAST: Kills mosquitoes, listed ant types, fleas and other listed insects, QUICKFLIP HOSE-END SPRAYER: Hose-end-sprayer activates spray at the flip of a switch just grip, flip and go, LASTS ALL SUMMER: Controls up to 12 weeks against house crickets, carpenter ants, harvester ants, lady beetles and earwigs, COVERAGE: Treats up to 5,000 square feet of lawn, NO MIXING REQUIRED: Attach the sprayer to a garden hose to treat your lawn, landscape and outdoor surfaces where insects hide, Kills mosquitoes before they re old enough to bite, The only product with bti, bacteria toxic only to mosquito larvae, Lasts for 30 days and treats 100 square feet of surface water, Non-toxic to all other wildlife , pets, fish, and humans, Labeled for organic gardening by the usepa, Eliminate & Prevent - The deeply penetrating vapor fills enclosed spaces to kill visible and hiding insects and prevent new infestations, No More Maggots Garbage Guard is effective against a variety of flying and crawling insects that are commonly found in trash cans, Lasts up to 4 Months Controlled release technology slowly diffuses the vapor to offer insect protection all summer long, Easy to Use Simply remove the adhesive backing, attach the pod to the inside of your trash can, close the lid and let the vapor do its work, For Outdoors /Garages These pods are designed for use in outdoor and garage trash cans, dumpsters, and trash bins, Mimics human breath which lures biting insects to the mosquito magnet trap and away from you and your family, Recommended attractant for those who live in northern & coastal regions, Attracts most mosquito species, including salt marsh, as well as no see ums and black flies. Citronella is such a popular skeeter-banishing oil, its sold in candle form for this purpose. The construction of such a mosquito trap is similar to the bottle snare described above, but instead of yeast, it uses vinegar. Heat the water, then add sugar and let the granules dissolve. If the container doesnt refill naturally through rainfall, add more water any time you notice the sock is dry. Mosquitoes are not only a nuisance; they may transmit mosquito borne diseases that are a serious health threat to people and pets. For the best experience on our site, be sure to turn on Javascript in your browser. Put 1/4 cup of baking soda into the bottom of the bottle. It is an alcohol-type chemical that has been deemed safe for humans by the U.S. Food and Drug Administration, but it is a vital weapon to have in your arsenal when it comes to killing flying pests! Put 1/4 cup of baking soda into the bottom of the bottle. official website and that any information you provide is encrypted Enhance electronic insect killers to catch mosquitoes. [2][3][4], Octenol is produced by several plants and fungi, including edible mushrooms and lemon balm. With Mosquito Magnet, you can take back your yard! I believe this unit will be easier for continuous use since you do not need batteries to start it when you need to change the tank. A comparison of BG Sentinel and CDC trap attractants for mosquito surveillance in urban and suburban areas of Montgomery and Prince George's Counties, Maryland, U.S.A. J Vector Ecol. The insects are attracted by the Octenol and are drawn to the Mosquito Magnet trap where they are captured, then dehydrate and die. The insects are attracted by the R-Octenol and are drawn to the Mosquito Magnet trap where they are captured, then dehydrate and die. Use R-Octenol to combat mosquitoes, black flies and no-see-ums particularly in the coastal regions and across the United States. Evaluation of 1-octen-3-ol, carbon dioxide, and light as attractants for mosquitoes associated with two distinct habitats in North Carolina. INCREASE BUGS DRAWN TO YOUR TRAP - Quickly and Effectively Raises the Chances of Attracting those Pesky Bugs to your Bug Zapper. If they were blueberries we could make a pie! Theyll zoom in to this simple snare , believing theyll soon be sucking blood, but instead theyll meet their doom! The slow-release strip is designed to emit mosquito attractant for 30-days. To increase the mosquito traps effectiveness, secure a black sock, cloth, or piece of paper around the outside of the assemblage. R-Octenol has also been known to attract the Asian Tiger mosquito. ENVIRONMENTALLY FRIENDLY - Made in the USA of All Natural Ingredients (Octenol Free). Field studies were conducted in the Upper Rhine Valley to determine the responses of mosquitoes to CDC traps baited with either CO2, octenol, light or paired combinations of these. Not to be confused with, Amyl vinyl carbinol; 1-Vinylhexanol; Matsutake alcohol; Vinyl amyl carbinol; Vinyl hexanol; Matsuica alcohol; Mushroom alcohol; 3-Hydroxy-1-octene, InChI=1S/C8H16O/c1-3-5-6-7-8(9)4-2/h4,8-9H,2-3,5-7H2,1H3, InChI=1/C8H16O/c1-3-5-6-7-8(9)4-2/h4,8-9H,2-3,5-7H2,1H3, Except where otherwise noted, data are given for materials in their, "Mosquitoes smell and avoid the insect repellent DEET", "Synthesis and analysis of 1-octen-3-ol, the main flavour component of mushrooms", "Linoleic acid 10-hydroperoxide as an intermediate during formation of 1-octen-3-ol from linoleic acid in Lentinus decadetes", "Fungal-derived semiochemical 1-octen-3-ol disrupts dopamine packaging and causes neurodegeneration", "The two odors of iron when touched or pickled: (skin) carbonyl compounds and organophosphines", https://en.wikipedia.org/w/index.php?title=1-Octen-3-ol&oldid=1142342208, This page was last edited on 1 March 2023, at 21:51. This will attract mosquitoes, which will enter the funnel and get trapped in the bottom section of the bottle. ATRAKTA Attractant - With a combination of Lactic Acid, Octenol, and Ammonium Bicarbonate, this three-part pod emits a scent that mosquitoes find irresistible. Unique Octenol scent cartridge releases a proven instinctive lure resulting in increased mosquito and biting fly capture rates, Convenient 6-pack, Product 1: Decorative insect trap delivers 3-way protection against mosquitoes and other flying insects, Product 1: Extra-large size with UV light is designed to catch even more insects, Product 1: Powerful, whisper-quiet fan traps insects without zapping or buzzing, Product 1: Extended coverage up to 1 acre; plugs into standard 110-volt outlet; stylish look with rich tungsten finish, Product 1: 3-way protection against mosquitoes and other flying insects, Product 1: Extra-large size with UV light designed to catch even more insects, Product 1: Extended coverage up to 1 acre; durable all-weather insect trap for use indoors and outdoors; plugs into standard 110-volt outlet. Mosquitoes are not only a nuisance; they may transmit mosquito borne diseases that are a serious health threat to people and pets. Octenol is an EPA registered secondary mosquito attractant that mimics human breath. Its now day 3 and I can walk out into my yard and not be swarmed by those little monsters! An effective mosquito and biting fly attractant for use with outdoor insect killers. This reaction takes place in cheese and is used in biotechnology to produce the (R)-isomer. Evaluations of dual attractant toxic sugar baits for surveillance and control of Aedes aegypti and Aedes albopictus in Florida. Unauthorized use of these marks is strictly prohibited. Safe and easy to use, Keep 30 days release. The largest Nationally Recognized Mosquito Magnet Repair Center, Mosquito Control Technology is committed to keeping your Mosquito Magnet running and perform. Works with any Type of Bug Zapper or Insect Trap - No Bug Zapper should be without it. Invert the top of the bottle so that it looks like a funnel. What is the best octenol mosquito attractant to buy? Two possible lab syntheses of 1-octen-3-ol are:[7], Biochemically, 1-octen-3-ol is generated from the peroxidation of linoleic acid, catalyzed by a lipoxygenase, followed by cleavage of the resulting hydroperoxide with the help of a hydroperoxide lyase. Remove the cap, flip the top of the bottle upside down, and push it into the bottom half of the bottle to create a funnel. I am allergic to mosquitos and could not be outside on my property without them. Octenol; Biopesticide Fact Sheet; 069037; 069038 Next, glue the toe of a black sock to the bottom of the inside of the container. Once fully grown, they will be too big to crawl back through the mesh and will be stuck beneath the screento bother you and breed no more! After the glue is completely dry, pull the rest of the sock up over the rim so that it covers the outside of the container, and glue the sock into place. Invert the top of. 2022;15 (1):422. doi: Jermakowicz, E, Leniewska, J, Stocki, M, Naczk, AM, Kostro-Ambroziak, A, Pliszko, A. Ngape, D, Steele, CH, McDermott, EG. Careers. Before A Tisket, A Tasket, Mosquitos by the Basket. This is because mosquitoes smell their food -- they can smell carbon dioxide from more than 150 feet away, according to WebMD. Olfactory attractants for mosquito surveillance and control: 1-octen-3-ol. This attractant works to attract biting insects during all times of the day or night. Ideal for executive & commander trap owners running their trap in mode 4, Recommended attractant for those who live on the coast or northern regions of the U.S. Lures biting insects to Mosquito Magnet traps and away from you and your family. The R-Octenol is by far the best attractant for the Mosquito Magnet. Octenol Attractant for Mosquito Magnet CO2 Mosquito Traps (3 Per Pack) For Use on Most Mosquitoes, No-See-Ums and Black Flies . CO2 baited traps, with or without light, caught the most Aedes. The right attractant can turn your Mosquito Magnet into an even more powerful mosquito killing device. It is contained in human breath and sweat, and it is believed that insect repellent DEET works by blocking the insects' octenol odorant receptors. Not all species are found in every part of the continent the mosquitoes on the East Coast are not necessarily the same as the mosquitoes on the West Coast. Garsum Octenol Mosquito Lure is a special octanol aroma box releases proven instinct bait to lure mosquitoes close to your bug zapper. J Am Mosq Control Assoc. Mosquitoes are not only a nuisance; they may transmit mosquito diseases that are a serious health threat to people and pets. Recommended for those who live in northern & coastal regions. Some of the smells that youd likely find a total turn-offlike sweat and body odorare tempting aromas to mosquitoes. Flowtron MA-1000 Octenol Mosquito Attractant Cartridge NEW. Check container mosquito traps weekly to ensure that theyre still in place; empty and replace ingredients as needed. 3. CERTAIN CONTENT THAT APPEARS ON THIS SITE COMES FROM AMAZON SERVICES LLC. 1998 Aug;28(2):303-12. The store will not work correctly in the case when cookies are disabled. The fan trap has many iterations, but the simplest uses a 20-inch metal-frame box fan, metal mesh (the kind used on window screens), and magnets strong enough to secure the screen to the fans frame. [10], The name 'mushroom alcohol' is used because octenol is the main flavor component of mushrooms. Where Do Mosquitoes, Midges & Black Flies Go in Winter? Most mosquitoes will hunt for a blood meal at dawn, dusk and when the sky is extremely overcast. Mosquitoes are attracted to this mixture, get sucked into a net, dehydrate and die. It is contained in human breath and sweat, and it is believed that insect repellent DEET works by blocking the insects' octenol odorant receptors. 2020 Oct 28;10(11):1984. doi: 10.3390/ani10111984. Traps baited only with light or octenol caught few mosquitoes, whereas many were caught by traps baited with CO2 alone or in combination with either of the other candidate attractants. Product 1: Rugged, weatherproof construction; will not rust, crack or fade, Product 1: Operates for only pennies a day, Product 1: Unit dimensions: 11-inch by 11-inch by 18 1/2-inch , The cord is 9 in length, Product 2: Makes your insect killer up to 5 times more effective in killing mosquitoes and biting flies, Product 2: Remains effective for up to three months, Product 1: Janitorial & Cleaning Supplies, Product 1: Country of manufacture: United States. By continuing to use our website you are agreeing to the storing of cookies on your device to enhance site navigation, analyze site usage, and assist in our marketing efforts. RELATED: 10 Things That Make You a Magnet for Mosquitoes. After 21 days of use, the cartridge appears the same; however, it will no longer be effective as the Octenol attractant will have been released. Octenol Insect and Mosquito Replacement Insect Attractant (3-Count) 2021 May;47(4-5):351-393. doi: 10.1007/s10886-021-01261-2. Very effective in attracting the female mosquitos. PDF Biopesticides Fact Sheet for Octenol - US EPA 1: Use Yeast To Attract Mosquitoes Yeast is a great source of carbon dioxide (CO2), which mosquitoes absolutely love. It will lure biting insects to the Mosquito Magnet trap where they are captured by becoming entangled in mosquito nets, then dehydrate and die. I would highly recommend the R-Octenol for anyone who is highly a target for mosquitoes. The site is secure. Octenol Mosquito Attractant - AntiMosquito10.com Unique Octenol scent cartridge releases a proven instinctive lure resulting in increased mosquito and biting fly capture rates, Convenient 6-pack For use with electronic insect killers Safe and easy to install Sit back, relax and enjoy your favorite outdoor activities again, while Mosquito Magnet does all the work! MeSH I highly recommend the Mesquito magnet works great. [11], Octenol is approved by the U.S. Food and Drug Administration as a food additive. application/pdf As an Amazon Associate I earn from qualifying purchases.. 2 0 obj <> endobj 53 0 obj <>stream If you live in the northern half of the United States, Canada or in coastal regions, Octenol is an effective as well as economical way to ensure you are getting the most out of your trap and providing your family with maximum . Comparative efficacy of BG-Sentinel 2 and CDC-like mosquito traps for monitoring potential malaria vectors in Europe. Please NO WORRIES - Satisfaction Guaranteed or your Money Back. Not only are the latter irritating, but in some areas, they pose a real health threat because they carry diseases. RELATED: 8 Ways Youre Making Your Mosquito Problem Worse. Biopesticides Fact Sheet for Octenol Well worth the investment!!!! We bought a Patriot Plus and installed it per the directions and it started to make a difference within 12 hrs. Then tape the two bottle pieces together. These oils include lavender, tea tree, lemon eucalyptus, cinnamon, neem, and soybean. All Natural. Accessibility How long does Octenol last? Wash out an empty 2-liter soda bottle. Swallows, robins, mockingbirds, geese, ducks, and songbirds all feast on the pests. Theyre biting you here and there and make your life harder sometimes. Do I remove the Octenol attractant for the Patriot from its plastic package? Carefully pull back the foil cover on the new attractant package, place. Summitresponsible solutions 110-12 Mosquito TERRO T800 Garbage Guard Trash Can Insect Killer - Thermacell Patio Shield Mosquito Repellent How it Works, Cutter Backyard Bug Control Spray Concentrate, Mosquito Repellent, Kills Mosquitoes, Fleas & Listed Ants, 32 fl Ounce, Summitresponsible solutions 110-12 Mosquito Dunks, 6-Pack, Natural, TERRO T800 Garbage Guard Trash Can Insect Killer - Kills Flies, Maggots, Roaches, Beetles, and Other Insects. The choice of which Mosquito Magnet attractant to use depends upon where you reside in the U.S., since certain mosquito species are found in certain regions of the country. Mosquito Magnet R-Octenol works the same as regular Octenol, but lasts 40% longer - up to 30 days! Would you like email updates of new search results? 2001 Sep;17(3):196-205. Plan on using these traps and techniques before your next backyard bash or chill session. If you want to enjoy your yard without having to bathe in bug spray, try one of these homemade weapons of mass mosquito destruction, all of which can be made from materials typically found at home. 2021;46 (2):186-199. doi: Dormont, L, Mulatier, M, Carrasco, D, Cohuet, A. Mosquito Attractants. The R-Octenol cartridge should be replaced every 30 days. Flowtron MA-1000-6 Octenol Mosquito Attractant Cartridges, 6-Pack An effective mosquito and biting fly attractant for use with outdoor insect killers. J Am Mosq Control Assoc. 2011-03-21T11:10:36-04:00 By continuing to use our website you are agreeing to the storing of cookies on your device to enhance site navigation, analyze site usage, and assist in our marketing efforts. Octenol Mosquito Attractant - Walmart Megan Stein, 8 Ways Youre Making Your Mosquito Problem Worse, 8 High-Tech Bug Zappers for Your Backyard, 10 Things That Make You a Magnet for Mosquitoes, These Bugs Are Your Garden's Biggest Threat This Spring, Growing These Plants Will Mosquito-Proof Your Outdoor Space, Mosquitoes Are the Worst in These Parts of the Country. Federal government websites often end in .gov or .mil. Once lured to the trap, they get sucked in to be eliminated. R-Octenol attracts most mosquito species, including salt marsh mosquitoes, as well as no-see-ums and black flies. RELATED: The Best Mosquito Traps You Can Buy. Secondary attractant Ideal for Northern & Coastal US Regions Increases catch rate by 10x's EPA-registered Despite the best attempts to keep your yard well trimmed, free of standing water, and friendly to mosquito foes, you may still find the pernicious pests honing in on your barbecues and pool parties. So perhaps the easiest way to keep biters at bay is to ensure theres no standing water in your yard. Attracts mosquito's, no-see-ums and biting midges, including those which may carry the West Nile virus. J Chem Ecol. Articles may contain affiliate links which enable us to share in the revenue of any purchases made. It works! Learn more about our mosquito attractants below. THIS CONTENT IS PROVIDED AS IS AND IS SUBJECT TO CHANGE OR REMOVAL AT ANY TIME. It will lure biting insects to the Mosquito Magnet trap where they are captured, then dehydrate and die. The catch rate will be reduced if the attractant is not changed. Black Flag Mosquito Octenol Lure for Bug Zappers, Kills Flying, Biting Bugs 1 Pack. By using a powerful combination of Lactic Acid, Octenol, and Ammonium Bicarbonate, this lure maximizes the power of your trap. Today we are finally making some 1-octen-3-ol!Aluminum isopropoxide: https://youtu.be/SuoWnueBJaYNile talks about lab safety: https://youtu.be/ftACSEJ6DZA------------------------------------------- NileRed Store: https://nilered.tv/store Patreon: https://www.patreon.com/nilered NileRed Newsletter: https://nile.red/home#newsletter------------------------------------------- Discord: https://nilered.tv/discord Facebook: https://www.facebook.com/NileRed2 Instagram: https://www.instagram.com/nile.red Snapchat: https://nilered.tv/snapchat TikTok: https://www.tiktok.com/@nilered Twitter: https://twitter.com/NileRed2------------------------------------------- For the best experience on our site, be sure to turn on Javascript in your browser. Beautiful houseplants that also repel mosquitoes, cockroaches and other pests, How to Get Rid of Fruit Flies & No-See-Ums. Mosquitoes also dislike garlic; if its plentiful in your diet, they may not want to drink your blood.Unmarried Couples Rights With Property Division, William Marrion Branham Rebekah Branham Smith, Missouri Septic Certification, Articles H