Oxalic Acid powder shelf life? | Beesource Beekeeping Forums
网页2021年5月5日 · 3747 posts · Joined 2014. #5 · May 6, 2021. Hi Patience - Oxalic Acid Dihydrate doesn't have a 'sell-by' date on it - in practice it lasts for years - even if it gets damp, but I'd recommend keeping it dry if possible, to make it easier to dispense. I buy mine in bulk, 6 to 10 Kg at a time, which then lasts me quite a few years.
Oxalic acid treating schedule for a hive with brood?
网页2017年6月8日 · 1277 posts · Joined 2013. #2 · Jun 8, 2017. Treating 3 times, 7 day apart gives you a total of 15 days. Treat on day 1, day 8 and day 15. Treating 4 times, 5 days apart gives you a total of 16 days. Treat on day 1, day 6, day 11, day 16. Both cover the period that the brood is sealed.
Propane gas powered oxalic vaporizer - Beesource Beekeeping …
网页2016年11月5日 · Propane gas powered oxalic vaporizer Jump to Latest 11K views 4 replies 5 participants last post by Bob J Nov 7, 2016
How Much Oxalic Acid is TOO MUCH Oxalic Acid - Beesource …
网页2022年3月8日 · BenjaminM said: When vaporizing, the recommendation is 1 gram of oxalic acid per brood chamber, on some schedule we'll say every 4 days for some number of treatments, we'll say 5. If done on a brood-less colony - a single treatment is sufficient for a large timeframe. Thus you should not be thinking "how much is too much".
Update - Oxalic, Glycerin Shop Towels - Working with...
网页2018年8月6日 · Instead of oxalic acid vaporiser, I just put required qty ( 3.5 gms)of oxalic acid crystals in alunimum foil ,loosely fold it ,put it in my already hot smoker and smoke the hive (after dark to include foragers ).Close bottom entrance with cloth .Top ventilating holes r left open. Weekly treatment for 3 weeks.Pl. prick holes in what am doing .
Oxalic acid treatment and honey - Beesource Beekeeping Forums
网页2023年7月26日 · Gray Goose. 9349 posts · Joined 2018. #4 · Jul 26, 2023. IF you think you want to harvest some of this honey, and you have an extractor, just take 4-6 frames now and extract it. place the empties in the center of the super, should be time to refill them and if not sept 1 add some syrup to a box over top of the hive needing food.
Problem with oxalic acid wand | Beesource Beekeeping Forums
网页2019年10月14日 · 603 posts · Joined 2007. #1 · Oct 14, 2019. In the beginning of this year I bought an oxalic acid wand and a new battery. I used the wand in the spring and it worked fine for my 5 hives. Now, I'm in the process of using it again for fall. This morning I used it on 3 hives and then came back in the afternoon to do the rest.
OXALIC ACID IN A FOGGER | Beesource Beekeeping Forums
网页2005年3月3日 · Here are the concentrations and comments from the notes on using OA in a burgess fogger. --start note---. 7.5gm oxalic acid crystals. 100 ml warm water. Use warm water, and stir or agitate until crystals are completely disolved. Solution must be used within 2 …
Storing and Drying Oxalic Acid | Beesource Beekeeping Forums
网页2022年3月18日 · 3744 posts · Joined 2014. #2 · Mar 19, 2022. Oxac. Oxalic Acid Dihydrate is a 'damp' substance at the best of times - as the crystals that it forms contains water molecules. So I wouldn't worry too much about dampness. If you're vapourising, then the water will boil off prior to sublimation occurring, and if you're dribbling or spraying, then ...
Varroa mite OA sponge treatment - Beesource Beekeeping Forums
网页2021年8月11日 · 3/24/2021: Installed the oxalic acid and glycerin soaked cellulose sponge between the 2 brood boxes as described by Randy Oliver. This is not an approved method but I do not sell honey or bees. For 3 sponges (1 for each colony) I used 140 grams of each glycerine and oxalic acid. 4/4/2021: Swarm.