{"product_id":"apera-tisab-b-fluoride-ion-strength-adjustment-buffer-16-oz-ai1401","title":"Apera TISAB-B Fluoride Ion Strength Adjustment Buffer, 16 oz (AI1401)","description":"\u003cdiv class=\"bts-current-page\" style=\"font-family:'Open Sans',sans-serif;box-sizing:border-box;max-width:1400px;margin:auto;width:100%;font-weight:300;line-height:1.75;color:#26332C;\"\u003e\n\u003cstyle\u003e.bts-current-page *{box-sizing:border-box}.bts-current-page img{max-width:100%}.bts-current-page a:focus-visible,.bts-current-page summary:focus-visible{outline:3px solid #245B45;outline-offset:3px}.bts-chooser[open]\u003esummary{border-bottom:1px solid #FF931A}@media(max-width:480px){.bts-related-card{gap:12px!important;padding:14px!important}.bts-related-card img{width:72px!important;height:72px!important;flex-basis:72px!important}}\u003c\/style\u003e\n\u003csection style=\"padding:clamp(22px,4vw,46px);border:1px solid #B7D0BF;background:#F1F7F3;border-radius:14px;\"\u003e\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:center;gap:28px;\"\u003e\n\u003cdiv style=\"flex:1 1 300px;min-width:0;\"\u003e\n\u003cp style=\"font-size:1rem;line-height:1.75;margin:0 0 16px;\"\u003eAPERA INSTRUMENTS \/ TISAB-B \/ AI1401\u003c\/p\u003e\n\u003ch2 style=\"font-size:clamp(23px,3.5vw,32px);line-height:1.25;color:#245B45;font-weight:600;margin:0 0 18px;\"\u003ePrepare the sample.\u003cbr\u003eMatch the ion method.\u003c\/h2\u003e\n\u003cp style=\"font-size:1rem;line-height:1.75;margin:0 0 16px;\"\u003ePrepare fluoride samples and calibration standards with the ionic-strength adjustment buffer specified for your fluoride ISE method. Apera TISAB-B helps control pH and reduce interfering-ion effects so calibration and samples are prepared consistently.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cfigure style=\"flex:1 1 300px;min-width:0;margin:0;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0896\/1579\/4474\/files\/apera-ai1401-square-20261019.webp?v=1792441764\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0896\/1579\/4474\/files\/apera-ai1401-square-20261019.webp?v=1792441764\" alt=\"Apera TISAB-B Fluoride Ion Strength Adjustment Buffer, 16 oz (AI1401)\" width=\"1600\" height=\"1600\" loading=\"lazy\" sizes=\"(max-width:600px) calc(100vw - 48px), 560px\" srcset=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0896\/1579\/4474\/files\/apera-ai1401-square-20261019.webp?v=1792441764\u0026amp;width=360 360w, https:\/\/cdn.shopify.com\/s\/files\/1\/0896\/1579\/4474\/files\/apera-ai1401-square-20261019.webp?v=1792441764\u0026amp;width=640 640w, https:\/\/cdn.shopify.com\/s\/files\/1\/0896\/1579\/4474\/files\/apera-ai1401-square-20261019.webp?v=1792441764\u0026amp;width=1000 1000w\" style=\"width:100%;height:auto;max-width:520px;object-fit:contain;\"\u003e\u003c\/a\u003e\u003cfigcaption style=\"font-size:.85rem;line-height:1.6;\"\u003eManufacturer reference image; listed order size is 16 oz.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003cdetails class=\"bts-chooser\" style=\"border:1px solid #FF931A;border-radius:10px;margin:24px 0;overflow:hidden;\"\u003e\u003csummary style=\"padding:20px;background:#FF931A;color:#172b4d;cursor:pointer;font-size:1.15rem;font-weight:600;\"\u003eExplore compatible ion measurement systems\u003c\/summary\u003e\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:16px;padding:20px;\"\u003e\n\u003ca class=\"bts-related-card\" href=\"https:\/\/bluetigerscientific.com\/products\/apera-instruments-ws100-fluoride-ph-portable-meter-kit-with-3-in-1-fluoride-probe\" style=\"display:flex;align-items:center;gap:16px;flex:1 1 280px;min-width:0;padding:18px;border:1px solid #DCE6DF;border-radius:10px;color:#26332C;text-decoration:none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0896\/1579\/4474\/files\/apera-ws100-hero-20261017-mfr_c48ffb6e-8249-4266-b886-5e719e738529.webp?v=1792272878\u0026amp;width=180\" alt=\"Apera Instruments WS100 Fluoride\/pH Portable Meter Kit with 3-in-1 Fluoride Probe\" width=\"90\" height=\"90\" loading=\"lazy\" style=\"width:90px;height:90px;object-fit:contain;flex:0 0 90px;\"\u003e\u003cspan style=\"min-width:0;\"\u003e\u003cstrong style=\"display:block;color:#245B45;line-height:1.4;\"\u003eApera Instruments WS100 Fluoride\/pH Portable Meter Kit with 3-in-1 Fluoride Probe\u003c\/strong\u003e\u003cspan style=\"display:block;line-height:1.65;margin:8px 0;\"\u003eReview the exact electrode, preparation method and system configuration.\u003c\/span\u003e\u003cspan style=\"font-weight:600;\"\u003eView product →\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003ca class=\"bts-related-card\" href=\"https:\/\/bluetigerscientific.com\/products\/apera-instruments-ws200-fluoride-ph-conductivity-7-in-1-portable-meter-kit\" style=\"display:flex;align-items:center;gap:16px;flex:1 1 280px;min-width:0;padding:18px;border:1px solid #DCE6DF;border-radius:10px;color:#26332C;text-decoration:none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0896\/1579\/4474\/files\/apera-ws200-hero-20261017-mfr_58f9b161-e9b8-4b2c-99ca-aacbfe536687.webp?v=1792272877\u0026amp;width=180\" alt=\"Apera Instruments WS200 Fluoride\/pH\/Conductivity 7-in-1 Portable Meter Kit\" width=\"90\" height=\"90\" loading=\"lazy\" style=\"width:90px;height:90px;object-fit:contain;flex:0 0 90px;\"\u003e\u003cspan style=\"min-width:0;\"\u003e\u003cstrong style=\"display:block;color:#245B45;line-height:1.4;\"\u003eApera Instruments WS200 Fluoride\/pH\/Conductivity 7-in-1 Portable Meter Kit\u003c\/strong\u003e\u003cspan style=\"display:block;line-height:1.65;margin:8px 0;\"\u003eReview the exact electrode, preparation method and system configuration.\u003c\/span\u003e\u003cspan style=\"font-weight:600;\"\u003eView product →\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/details\u003e\u003csection style=\"padding:clamp(24px,4vw,42px) 0;border-bottom:1px solid #DCE6DF;\"\u003e\u003ch2 style=\"font-size:clamp(23px,3.5vw,32px);line-height:1.25;color:#245B45;font-weight:600;margin:0 0 18px;\"\u003eWhy choose this buffer?\u003c\/h2\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:16px;\"\u003e\n\u003cdiv style=\"flex:1 1 230px;padding:22px;border:1px solid #DCE6DF;border-radius:10px;\"\u003e\n\u003ch3 style=\"color:#245B45;font-size:1.1rem;\"\u003eFor fluoride ISE methods\u003c\/h3\u003e\n\u003cp style=\"font-size:1rem;line-height:1.75;margin:0 0 16px;\"\u003eUse the fluoride-specific TISAB-B formulation with the supported electrode and meter procedure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 230px;padding:22px;border:1px solid #DCE6DF;border-radius:10px;\"\u003e\n\u003ch3 style=\"color:#245B45;font-size:1.1rem;\"\u003epH conditioning\u003c\/h3\u003e\n\u003cp style=\"font-size:1rem;line-height:1.75;margin:0 0 16px;\"\u003eApera specifies adjustment to the pH 5.0–6.0 range for fluoride measurement.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 230px;padding:22px;border:1px solid #DCE6DF;border-radius:10px;\"\u003e\n\u003ch3 style=\"color:#245B45;font-size:1.1rem;\"\u003eConsistent preparation\u003c\/h3\u003e\n\u003cp style=\"font-size:1rem;line-height:1.75;margin:0 0 16px;\"\u003eTreat standards and samples using the same prescribed buffer ratio and mixing procedure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection style=\"padding:clamp(24px,4vw,42px) 0;border-bottom:1px solid #DCE6DF;\"\u003e\u003ch2 style=\"font-size:clamp(23px,3.5vw,32px);line-height:1.25;color:#245B45;font-weight:600;margin:0 0 18px;\"\u003eUse the correct method.\u003c\/h2\u003e\n\u003cp style=\"font-size:1rem;line-height:1.75;margin:0 0 16px;\"\u003eApera specifies a 1:1 mixture of TISAB-B with both calibration standards and test samples. Mix thoroughly before calibration and measurement. Follow the exact fluoride electrode and meter instructions for the complete method.\u003c\/p\u003e\n\u003cp style=\"font-size:1rem;line-height:1.75;margin:0 0 16px;\"\u003eReview \u003ca style=\"color:#245B45;text-decoration:underline;font-weight:600;\" href=\"https:\/\/bluetigerscientific.com\/products\/apera-instruments-ws100-fluoride-ph-portable-meter-kit-with-3-in-1-fluoride-probe\"\u003eApera Instruments WS100 Fluoride\/pH Portable Meter Kit with 3-in-1 Fluoride Probe\u003c\/a\u003e or \u003ca style=\"color:#245B45;text-decoration:underline;font-weight:600;\" href=\"https:\/\/bluetigerscientific.com\/products\/apera-instruments-ws200-fluoride-ph-conductivity-7-in-1-portable-meter-kit\"\u003eApera Instruments WS200 Fluoride\/pH\/Conductivity 7-in-1 Portable Meter Kit\u003c\/a\u003e for the supported system configuration.\u003c\/p\u003e\u003c\/section\u003e\u003csection style=\"padding:clamp(24px,4vw,42px) 0;border-bottom:1px solid #DCE6DF;\"\u003e\u003ch2 style=\"font-size:clamp(23px,3.5vw,32px);line-height:1.25;color:#245B45;font-weight:600;margin:0 0 18px;\"\u003eWhat you are ordering.\u003c\/h2\u003e\n\u003cp style=\"font-size:1rem;line-height:1.75;margin:0 0 16px;\"\u003e16 oz bottle of TISAB-B. Meters, electrodes and calibration standards are separate.\u003c\/p\u003e\u003c\/section\u003e\u003csection style=\"padding:clamp(24px,4vw,42px) 0;border-bottom:1px solid #DCE6DF;\"\u003e\u003ch2 style=\"font-size:clamp(23px,3.5vw,32px);line-height:1.25;color:#245B45;font-weight:600;margin:0 0 18px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cdetails class=\"bts-faq\" style=\"border:1px solid #DCE6DF;border-radius:8px;margin:10px 0;\"\u003e\u003csummary style=\"padding:16px;cursor:pointer;font-weight:600;line-height:1.5;\"\u003eWhat is TISAB-B used for?\u003c\/summary\u003e\u003cdiv style=\"padding:0 16px 16px;\"\u003e\u003cp style=\"font-size:1rem;line-height:1.75;margin:0 0 16px;\"\u003eIt conditions standards and samples for fluoride ion-selective electrode measurement by adjusting ionic strength and pH and reducing interference effects.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"bts-faq\" style=\"border:1px solid #DCE6DF;border-radius:8px;margin:10px 0;\"\u003e\u003csummary style=\"padding:16px;cursor:pointer;font-weight:600;line-height:1.5;\"\u003eIs this a fluoride calibration standard?\u003c\/summary\u003e\u003cdiv style=\"padding:0 16px 16px;\"\u003e\u003cp style=\"font-size:1rem;line-height:1.75;margin:0 0 16px;\"\u003eNo. It is a sample-conditioning buffer. Use the separate fluoride standards specified in your calibration method.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"bts-faq\" style=\"border:1px solid #DCE6DF;border-radius:8px;margin:10px 0;\"\u003e\u003csummary style=\"padding:16px;cursor:pointer;font-weight:600;line-height:1.5;\"\u003eWhich instruments is it intended for?\u003c\/summary\u003e\u003cdiv style=\"padding:0 16px 16px;\"\u003e\u003cp style=\"font-size:1rem;line-height:1.75;margin:0 0 16px;\"\u003eApera identifies TISAB-B for fluoride measurement with the WS100\/WS200 systems and the corresponding fluoride electrode. Follow the exact host and probe instructions.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"bts-faq\" style=\"border:1px solid #DCE6DF;border-radius:8px;margin:10px 0;\"\u003e\u003csummary style=\"padding:16px;cursor:pointer;font-weight:600;line-height:1.5;\"\u003eHow much buffer should I add?\u003c\/summary\u003e\u003cdiv style=\"padding:0 16px 16px;\"\u003e\u003cp style=\"font-size:1rem;line-height:1.75;margin:0 0 16px;\"\u003eApera’s product instructions specify a 1:1 ratio with both standards and samples. Follow the complete electrode method and mix thoroughly.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"bts-faq\" style=\"border:1px solid #DCE6DF;border-radius:8px;margin:10px 0;\"\u003e\u003csummary style=\"padding:16px;cursor:pointer;font-weight:600;line-height:1.5;\"\u003eWhat pH range does it help establish?\u003c\/summary\u003e\u003cdiv style=\"padding:0 16px 16px;\"\u003e\u003cp style=\"font-size:1rem;line-height:1.75;margin:0 0 16px;\"\u003eApera specifies a pH range of 5.0–6.0 for the conditioned fluoride solution.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"bts-faq\" style=\"border:1px solid #DCE6DF;border-radius:8px;margin:10px 0;\"\u003e\u003csummary style=\"padding:16px;cursor:pointer;font-weight:600;line-height:1.5;\"\u003eWhat bottle size am I ordering?\u003c\/summary\u003e\u003cdiv style=\"padding:0 16px 16px;\"\u003e\u003cp style=\"font-size:1rem;line-height:1.75;margin:0 0 16px;\"\u003eThis AI1401 listing is for the manufacturer’s 16 oz configuration. The manufacturer reference photograph shows its bottle design.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"bts-faq\" style=\"border:1px solid #DCE6DF;border-radius:8px;margin:10px 0;\"\u003e\u003csummary style=\"padding:16px;cursor:pointer;font-weight:600;line-height:1.5;\"\u003eCan I substitute another TISAB letter?\u003c\/summary\u003e\u003cdiv style=\"padding:0 16px 16px;\"\u003e\u003cp style=\"font-size:1rem;line-height:1.75;margin:0 0 16px;\"\u003eChoose the formulation named in the electrode method. TISAB formulations serve different measurements and should not be treated as interchangeable.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"bts-faq\" style=\"border:1px solid #DCE6DF;border-radius:8px;margin:10px 0;\"\u003e\u003csummary style=\"padding:16px;cursor:pointer;font-weight:600;line-height:1.5;\"\u003eIs a meter or electrode included?\u003c\/summary\u003e\u003cdiv style=\"padding:0 16px 16px;\"\u003e\u003cp style=\"font-size:1rem;line-height:1.75;margin:0 0 16px;\"\u003eNo. This listing is for the buffer bottle; meters, electrodes and calibration standards are separate.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003c\/section\u003e\u003csection style=\"padding:clamp(24px,4vw,42px) 0;border-bottom:1px solid #DCE6DF;\"\u003e\u003ch2 style=\"font-size:clamp(23px,3.5vw,32px);line-height:1.25;color:#245B45;font-weight:600;margin:0 0 18px;\"\u003eSelect the right supply.\u003c\/h2\u003e\n\u003cp style=\"font-size:1rem;line-height:1.75;margin:0 0 16px;\"\u003eConfirm AI1401 and the 16 oz configuration, then return to the price and ordering controls.\u003c\/p\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Apera Instruments","offers":[{"title":"Default Title","offer_id":53028748460330,"sku":"BTS-AI1401","price":45.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0896\/1579\/4474\/files\/apera-ai1401-square-20261019.webp?v=1792441764","url":"https:\/\/bluetigerscientific.com\/products\/apera-tisab-b-fluoride-ion-strength-adjustment-buffer-16-oz-ai1401","provider":"Blue Tiger Scientific","version":"1.0","type":"link"}