{"product_id":"serumwerk-oxalsaure-bernburg-40-mg-ml-zuverlassige-varroa-behandlung-fur-sommer-und-winter","title":"Serumwerk OXAL ACID BERNBURG 40 mg\/ml – reliable Varroa treatment for summer and winter","description":"\u003ch2\u003eOxalic acid Bernburg 40 mg\/ml – Varroa concentrate for bees\u003c\/h2\u003e\n\u003cp\u003eOxalic acid Bernburg 40 mg\/ml is a proven medicine for effectively combating the Varroa mite. It is suitable for both drip treatment in winter and spray application in summer and shows its best effect in broodless bee colonies.\u003c\/p\u003e\n\n\u003ch3\u003eScope of delivery\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 x 230ml concentrate\u003c\/li\u003e\n  \u003cli\u003eBottled in a 500ml bottle – ideal for later mixing the ready-to-use solution\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdvantages\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSuitable for drip and spray application\u003c\/li\u003e\n  \u003cli\u003eProven effectiveness in non-breeding phases\u003c\/li\u003e\n  \u003cli\u003ePrecise dosage and easy preparation of the ready-to-use solution\u003c\/li\u003e\n  \u003cli\u003eOfficial quality from Serumwerk Bernburg\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSummer Application – Spraying (3% solution)\u003c\/h3\u003e\n\u003ch4\u003ePreparation of the 3% solution\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eMix 230 ml of concentrate with 200 ml of drinking water\u003c\/li\u003e\n  \u003cli\u003eShake well until everything is completely dissolved\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eDosage\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e2-4 ml per completely bee-filled honeycomb side\u003c\/li\u003e\n  \u003cli\u003eCorrespondingly less for partially occupied honeycomb sides\u003c\/li\u003e\n  \u003cli\u003eSwarms and artificial swarms: 20-25 ml per kg of bee mass\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWinter Application – Drizzle (3.5% solution)\u003c\/h3\u003e\n\u003ch4\u003ePreparation of the dripping solution\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eHeat the concentrate in a water bath to approx. 30–35 °C\u003c\/li\u003e\n  \u003cli\u003eAdd 222g sugar\u003c\/li\u003e\n  \u003cli\u003eShake well until the sugar is completely dissolved\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eDosage\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e2–4 ml per occupied honeycomb alley (depending on the size of the hive)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eShort conclusion\u003c\/h3\u003e\n\u003cp\u003eOxalic acid Bernburg 40 mg\/ml offers a reliable, flexible and easy-to-mix solution for Varroa control. It is ideal for beekeepers that rely on proven procedures and precise, application-oriented dosage.\u003c\/p\u003e\n","brand":"Bienen Wagner GmbH","offers":[{"title":"Default Title","offer_id":56642997354761,"sku":"1420","price":10.99,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0898\/6886\/1705\/files\/ChatGPT_Image_25._Nov._2025_16_59_52.png?v=1764089281","url":"https:\/\/bienenwagner.de\/en\/products\/serumwerk-oxal-acid-bernburg-40-mg-ml-reliable-varroa-treatment-for-summer-and-winter","provider":"Bienen Wagner GmbH","version":"1.0","type":"link"}