{"product_id":"hanna-1382-ppm-calibration-solution-20-ml-sachet","title":"Hanna 1382 PPM Calibration Solution - 20 mL Sachet","description":"\u003cp\u003eTDS and EC meters should be calibrated frequently (every 1-4 weeks, depending on use). Do not reuse calibration solution, as once it has been used, it is no longer sterile and may result in improper readings. Pour a small amount into a shot glass and discard after use or use the single use sachets.\u003c\/p\u003e\n\u003cp\u003eTDS and EC Calibration Solution is available in a variety of sizes ranging from single-use sachets to quart bottles. All calibration solutions we offer are made by either Hanna or General Hydroponics.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThe \u003cstrong\u003e1382ppm \u003c\/strong\u003eCalibration Solution will work for the following TDS testers and meters:\u003c\/em\u003e\u003cbr\u003eHanna Primo TDS Tester\u003cbr\u003eHanna pH\/EC\/TDS\/Temp Waterproof Tester (HI98129)\u003cbr\u003eHanna EC\/TDS\/Temp Waterproof Tester (DiST5 \/ HI98311)\u003c\/p\u003e\n\u003cp\u003eThe 1382ppm solution uses the NaCl scale \/ 0.50 conversion factor.\u003c\/p\u003e\n\u003cp\u003eSold individually or by the box of 25.\u003c\/p\u003e","brand":"Hanna Instruments, Inc.","offers":[{"title":"Each","offer_id":41930541465685,"sku":"6420","price":1.6,"currency_code":"USD","in_stock":true},{"title":"Box of 25","offer_id":42385984716885,"sku":"6420-BOX25","price":40.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/3426\/6709\/files\/hanna-1382-ppm-calibration-solution-20-ml-sachet-6420-3671660.jpg?v=1767475507","url":"https:\/\/www.bghydro.com\/products\/hanna-1382-ppm-calibration-solution-20-ml-sachet","provider":"BetterGrow Hydro","version":"1.0","type":"link"}