{"title":"Other Instruments\/PH Testers","description":null,"products":[{"product_id":"brannan-ph-tester","title":"Brannan pH Tester","description":"\u003cp\u003eThis clear, easy to use meter is a must for all gardeners. To produce healthy plants, fruit and vegetables it is essential that they are grown in appropriate soil conditions. Simply insert the 200mm long probe into the soil and the meter will immediately tell you if the soil is acid or alkaline. You can then add the necessary soil treatment to adjust the pH as required.\u003c\/p\u003e\u003cp\u003eThe pH meter does not require batteries.\u003c\/p\u003e\u003cp\u003eOverall size: 290 x 55 x 34mm.\u003c\/p\u003e","brand":"Brannan","offers":[{"title":"Default Title","offer_id":55401507651928,"sku":"PHA4","price":7.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0863\/0036\/1048\/files\/PHA4.jpg?v=1753886936"},{"product_id":"hanna-high-resolution-pocket-ph-tester-with-thermometer-and-0-01-ph-accuracy","title":"Hannan HI-98127 Pocket pHep4 Water Resistant pH Tester with Thermometer","description":"\u003cp\u003eWaterproof, accurate and portable, these handy little pocket meters are true go-anywhere’ pH testers with replaceable electrodes.\u003c\/p\u003e\n\u003cp\u003eMain Benefits:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDual level LCD display and rubberised keyboard.\u003c\/li\u003e\n\u003cli\u003eDisplays pH and temperature.\u003c\/li\u003e\n\u003cli\u003eReplaceable electrodes to prolong life of the meter.\u003c\/li\u003e\n\u003cli\u003eAutomatic buffer recognition and calibration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWe recommend that the pH testers electrodes are stored in a pH4 solution and that testers are calibrated in a pH7 solution (see below).\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstructions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTo calibrate, simply put the electrode (ensuring it is clean and dry) into a sachet of ph7 buffer and wait for about 30 seconds for reading to settle. Press and hold the mode button until the word \"cal\" appears on the screen. \"7.01\" will be displayed on the screen and after the display has settled, the word call will appear and you can take the meter out of the buffer.\u003c\/li\u003e\n\u003cli\u003eYou can re-seal the sachet by rolling the top over and using a \"bulldog\" clip. If you store this in a dry environment, away from sources of heat or cold, you can use this sachet of buffer a few more times. You may wish to recalibrate once a week or, if you use the ph meter less frequently, calibrate before each use to ensure accuracy.\u003c\/li\u003e\n\u003cli\u003eAfter calibration, rinse the meter (without getting the red part wet) and shake to dry. The probe should be stored in buffer 4 solution when not in use. Always rinse the buffer 4 off before taking a reading.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hanna","offers":[{"title":"Default Title","offer_id":55401512108376,"sku":"PHA8","price":141.66,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0863\/0036\/1048\/files\/PHA8.jpg?v=1753886962"}],"url":"https:\/\/www.foodsafetydirect.co.uk\/collections\/other-instruments-ph-testers.oembed","provider":"Food Safety Direct","version":"1.0","type":"link"}