{"product_id":"hanna-hi93748-manganese-low-range-reagents","title":"Hanna HI93748 Manganese Low Range Reagents, 50\/150 Tests","description":"\u003cdiv id=\"bts-hi93748-description\" style=\"font-family:'Open Sans',sans-serif;font-weight:300;font-size:1rem;line-height:1.65;box-sizing:border-box;max-width:1400px;margin:0 auto;padding:20px 12px;color:#26332C;background:#fff;\"\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:center;gap:20px;padding-bottom:20px;margin-bottom:24px;border-bottom:1px solid #e0e0e0;\"\u003e\n\u003cdiv style=\"flex:1 1 360px;min-width:0;box-sizing:border-box;\"\u003e\n\u003ch4 style=\"font-family:'Open Sans',sans-serif;font-weight:300;font-size:1rem;line-height:1.65;box-sizing:border-box;font-weight:400;line-height:1.35;margin:0 0 16px;color:#245B45;\"\u003eKeep trace manganese testing on the right method.\u003c\/h4\u003e\n\u003cp style=\"font-family:'Open Sans',sans-serif;font-weight:300;font-size:1rem;line-height:1.65;box-sizing:border-box;margin:0 0 16px;\"\u003eChoose HI93748-01 for 50 tests or HI93748-03 for 150 tests. This mixed powder-and-liquid PAN reagent family replenishes an established manganese low range photometer workflow. The larger pack increases test capacity, not measuring range; these are not 100- or 300-test packs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cfigure style=\"flex:0 1 310px;min-width:0;margin:0;text-align:center;box-sizing:border-box;\"\u003e\n\u003cimg alt=\"Hanna HI93748 manufacturer mixed powder-liquid reagent set reference photograph\" height=\"1280\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0896\/1579\/4474\/files\/HI93748-01__57305.1740074137.jpg?v=1793630510\" style=\"width:100%;max-width:300px;height:auto;object-fit:contain;\" width=\"1280\"\u003e\n\u003cfigcaption style=\"font-family:'Open Sans',sans-serif;font-weight:300;font-size:1rem;line-height:1.65;box-sizing:border-box;font-size:0.9rem;margin-top:8px;\"\u003eManufacturer’s HI93748-01 reference set photograph shows A\/B\/C reagents, a dispersant bottle and measuring accessories. It is not a lot-specific packing list; verify supplied contents for the selected pack.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#F1F7F3;border-left:3px solid #245B45;padding:20px;box-sizing:border-box;margin:0 0 24px;\"\u003e\n\u003ch4 style=\"font-family:'Open Sans',sans-serif;font-weight:300;font-size:1rem;line-height:1.65;box-sizing:border-box;font-weight:400;line-height:1.35;margin:0 0 16px;color:#245B45;\"\u003eMatch the instrument, method and reporting basis\u003c\/h4\u003e\n\u003cp style=\"font-family:'Open Sans',sans-serif;font-weight:300;font-size:1rem;line-height:1.65;box-sizing:border-box;margin:0 0 16px;\"\u003eUse with HI97748, or select the Manganese LR method on the dual iron\/manganese HI97742. Both manuals specify this A\/B\/C reagent family and report manganese in µg\/L (ppb), from 0 to 300 as Mn. HI97742 Iron LR mode uses HI93746, not HI93748.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch4 style=\"font-family:'Open Sans',sans-serif;font-weight:300;font-size:1rem;line-height:1.65;box-sizing:border-box;font-weight:400;line-height:1.35;margin:0 0 16px;color:#245B45;\"\u003ePAN chemistry with a prepared blank\u003c\/h4\u003e\n\u003cp style=\"font-family:'Open Sans',sans-serif;font-weight:300;font-size:1rem;line-height:1.65;box-sizing:border-box;margin:0 0 16px;\"\u003eAn adaptation of the 1-(2-pyridylazo)-2-naphthol (PAN) method develops an orange tint. A reacted deionized-water blank and a separately reacted sample are both required; an untreated sample is not the method blank.\u003c\/p\u003e\n\u003ch4 style=\"font-family:'Open Sans',sans-serif;font-weight:300;font-size:1rem;line-height:1.65;box-sizing:border-box;font-weight:400;line-height:1.35;margin:0 0 16px;color:#245B45;\"\u003eReagent consumption per complete test\u003c\/h4\u003e\n\u003cp style=\"font-family:'Open Sans',sans-serif;font-weight:300;font-size:1rem;line-height:1.65;box-sizing:border-box;margin:0 0 16px;\"\u003eHI93748A-0 powder, HI93748B-0 liquid and HI93748C-0 liquid are used across two 10 mL preparations. Each complete determination uses two A packets, 0.40 mL B and 2 mL C in total, plus six drops of HI93703-51 dispersing agent.\u003c\/p\u003e\n\u003ch4 style=\"font-family:'Open Sans',sans-serif;font-weight:300;font-size:1rem;line-height:1.65;box-sizing:border-box;font-weight:400;line-height:1.35;margin:0 0 16px;color:#245B45;\"\u003eCheck the dispersant before testing\u003c\/h4\u003e\n\u003cp style=\"font-family:'Open Sans',sans-serif;font-weight:300;font-size:1rem;line-height:1.65;box-sizing:border-box;margin:0 0 16px;\"\u003eThe manganese method requires HI93703-51: three drops per cuvette, or six drops for a complete determination. Confirm the selected pack’s supplied dispersant and your available stock before testing. The reference photograph illustrates the reagent set; it is not a lot-specific packing list.\u003c\/p\u003e\n\u003ch4 style=\"font-family:'Open Sans',sans-serif;font-weight:300;font-size:1rem;line-height:1.65;box-sizing:border-box;font-weight:400;line-height:1.35;margin:0 0 16px;color:#245B45;\"\u003eFollow the measurement sequence\u003c\/h4\u003e\n\u003cp style=\"font-family:'Open Sans',sans-serif;font-weight:300;font-size:1rem;line-height:1.65;box-sizing:border-box;margin:0 0 16px;\"\u003ePrepare 10 mL deionized water in cuvette 1 and 10 mL sample in cuvette 2. Add one A packet to each and dissolve. Add 0.2 mL B to each and invert for about 30 seconds; add 1 mL C to each and shake gently for 15 seconds. Add three drops of dispersant to each and invert for about 30 seconds. Use the two-minute countdown to zero the reacted blank, then read the reacted sample. On HI97742, select Manganese LR first.\u003c\/p\u003e\n\u003ch4 style=\"font-family:'Open Sans',sans-serif;font-weight:300;font-size:1rem;line-height:1.65;box-sizing:border-box;font-weight:400;line-height:1.35;margin:0 0 16px;color:#245B45;\"\u003ePrepare the rest of the setup\u003c\/h4\u003e\n\u003cp style=\"font-family:'Open Sans',sans-serif;font-weight:300;font-size:1rem;line-height:1.65;box-sizing:border-box;margin:0 0 16px;\"\u003eHave a compatible photometer, clean cuvettes with caps and stoppers, deionized water and suitable volume-measuring equipment available separately. CAL Check standards verify the instrument; they do not replace sample-reaction reagents. Plan pack use around the supplied lot’s expiration date, repeat measurements and quality-control needs.\u003c\/p\u003e\n\u003ch4 style=\"font-family:'Open Sans',sans-serif;font-weight:300;font-size:1rem;line-height:1.65;box-sizing:border-box;font-weight:400;line-height:1.35;margin:0 0 16px;color:#245B45;\"\u003eCheck the sample matrix\u003c\/h4\u003e\n\u003cp style=\"font-family:'Open Sans',sans-serif;font-weight:300;font-size:1rem;line-height:1.65;box-sizing:border-box;margin:0 0 16px;\"\u003eReview the manual’s interference limits before using hard water or mixed-metal samples. Examples include calcium above 200 mg\/L as CaCO₃, magnesium above 100 mg\/L as CaCO₃, iron above 10 mg\/L and lead above 0.5 mg\/L. Water-sample use does not establish universal seawater suitability or total-metal digestion.\u003c\/p\u003e\n\u003cdiv class=\"faq_block\" style=\"border-top:1px solid #e0e0e0;margin-top:24px;\"\u003e\u003cdiv itemscope=\"\" itemtype=\"https:\/\/schema.org\/FAQPage\" style=\"width: 100%; padding: 20px 0; font-family: 'Open Sans', sans-serif; font-weight: 300; color: #333;line-height:1.15;\"\u003e\n\u003ch3 style=\"font-size:1.1rem;font-weight:400;margin:0 0 16px;color:#245B45;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails itemprop=\"mainEntity\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Question\" style=\"border: 1px solid #e0e0e0; border-radius: 8px; margin: 0 0 10px 0; background: #fff;\"\u003e\u003csummary itemprop=\"name\" style=\"cursor: pointer; padding: 14px 16px; font-size: 1rem; font-weight: 400; list-style-position: inside;\"\u003eWhich pack size should I order?\u003c\/summary\u003e\u003cdiv itemprop=\"acceptedAnswer\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Answer\" style=\"padding: 0 16px 14px 16px;\"\u003e\u003cp itemprop=\"text\" style=\"font-size: 0.97rem; line-height: 1.6; margin: 0;\"\u003eHI93748-01 provides 50 tests; HI93748-03 provides 150 tests. Order quantity 1 for one selected sellable pack. Capacity refers to complete determinations, not the number of individual powder packets or bottles.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails itemprop=\"mainEntity\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Question\" style=\"border: 1px solid #e0e0e0; border-radius: 8px; margin: 0 0 10px 0; background: #fff;\"\u003e\u003csummary itemprop=\"name\" style=\"cursor: pointer; padding: 14px 16px; font-size: 1rem; font-weight: 400; list-style-position: inside;\"\u003eWhich instrument and mode are verified?\u003c\/summary\u003e\u003cdiv itemprop=\"acceptedAnswer\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Answer\" style=\"padding: 0 16px 14px 16px;\"\u003e\u003cp itemprop=\"text\" style=\"font-size: 0.97rem; line-height: 1.6; margin: 0;\"\u003eUse with HI97748, or select the Manganese LR method on the dual iron\/manganese HI97742. Both manuals specify this A\/B\/C reagent family and report manganese in µg\/L (ppb), from 0 to 300 as Mn. HI97742 Iron LR mode uses HI93746, not HI93748.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails itemprop=\"mainEntity\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Question\" style=\"border: 1px solid #e0e0e0; border-radius: 8px; margin: 0 0 10px 0; background: #fff;\"\u003e\u003csummary itemprop=\"name\" style=\"cursor: pointer; padding: 14px 16px; font-size: 1rem; font-weight: 400; list-style-position: inside;\"\u003eWhat chemistry and units does the method use?\u003c\/summary\u003e\u003cdiv itemprop=\"acceptedAnswer\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Answer\" style=\"padding: 0 16px 14px 16px;\"\u003e\u003cp itemprop=\"text\" style=\"font-size: 0.97rem; line-height: 1.6; margin: 0;\"\u003eAn adaptation of the 1-(2-pyridylazo)-2-naphthol (PAN) method develops an orange tint. A reacted deionized-water blank and a separately reacted sample are both required; an untreated sample is not the method blank. The HI97748 method range is 0 to 300 µg\/L (ppb) as Mn.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails itemprop=\"mainEntity\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Question\" style=\"border: 1px solid #e0e0e0; border-radius: 8px; margin: 0 0 10px 0; background: #fff;\"\u003e\u003csummary itemprop=\"name\" style=\"cursor: pointer; padding: 14px 16px; font-size: 1rem; font-weight: 400; list-style-position: inside;\"\u003eHow much reagent is used per determination?\u003c\/summary\u003e\u003cdiv itemprop=\"acceptedAnswer\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Answer\" style=\"padding: 0 16px 14px 16px;\"\u003e\u003cp itemprop=\"text\" style=\"font-size: 0.97rem; line-height: 1.6; margin: 0;\"\u003eHI93748A-0 powder, HI93748B-0 liquid and HI93748C-0 liquid are used across two 10 mL preparations. Each complete determination uses two A packets, 0.40 mL B and 2 mL C in total, plus six drops of HI93703-51 dispersing agent.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails itemprop=\"mainEntity\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Question\" style=\"border: 1px solid #e0e0e0; border-radius: 8px; margin: 0 0 10px 0; background: #fff;\"\u003e\u003csummary itemprop=\"name\" style=\"cursor: pointer; padding: 14px 16px; font-size: 1rem; font-weight: 400; list-style-position: inside;\"\u003eIs dispersing agent needed, and is it included?\u003c\/summary\u003e\u003cdiv itemprop=\"acceptedAnswer\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Answer\" style=\"padding: 0 16px 14px 16px;\"\u003e\u003cp itemprop=\"text\" style=\"font-size: 0.97rem; line-height: 1.6; margin: 0;\"\u003eThe manganese method requires HI93703-51: three drops per cuvette, or six drops for a complete determination. Confirm the selected pack’s supplied dispersant and your available stock before testing. The reference photograph illustrates the reagent set; it is not a lot-specific packing list.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails itemprop=\"mainEntity\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Question\" style=\"border: 1px solid #e0e0e0; border-radius: 8px; margin: 0 0 10px 0; background: #fff;\"\u003e\u003csummary itemprop=\"name\" style=\"cursor: pointer; padding: 14px 16px; font-size: 1rem; font-weight: 400; list-style-position: inside;\"\u003eWhat is the blank and reaction sequence?\u003c\/summary\u003e\u003cdiv itemprop=\"acceptedAnswer\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Answer\" style=\"padding: 0 16px 14px 16px;\"\u003e\u003cp itemprop=\"text\" style=\"font-size: 0.97rem; line-height: 1.6; margin: 0;\"\u003ePrepare 10 mL deionized water in cuvette 1 and 10 mL sample in cuvette 2. Add one A packet to each and dissolve. Add 0.2 mL B to each and invert for about 30 seconds; add 1 mL C to each and shake gently for 15 seconds. Add three drops of dispersant to each and invert for about 30 seconds. Use the two-minute countdown to zero the reacted blank, then read the reacted sample. On HI97742, select Manganese LR first.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails itemprop=\"mainEntity\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Question\" style=\"border: 1px solid #e0e0e0; border-radius: 8px; margin: 0 0 10px 0; background: #fff;\"\u003e\u003csummary itemprop=\"name\" style=\"cursor: pointer; padding: 14px 16px; font-size: 1rem; font-weight: 400; list-style-position: inside;\"\u003eCan other metals or sample salts affect the reading?\u003c\/summary\u003e\u003cdiv itemprop=\"acceptedAnswer\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Answer\" style=\"padding: 0 16px 14px 16px;\"\u003e\u003cp itemprop=\"text\" style=\"font-size: 0.97rem; line-height: 1.6; margin: 0;\"\u003eReview the manual’s interference limits before using hard water or mixed-metal samples. Examples include calcium above 200 mg\/L as CaCO₃, magnesium above 100 mg\/L as CaCO₃, iron above 10 mg\/L and lead above 0.5 mg\/L. Water-sample use does not establish universal seawater suitability or total-metal digestion.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails itemprop=\"mainEntity\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Question\" style=\"border: 1px solid #e0e0e0; border-radius: 8px; margin: 0 0 10px 0; background: #fff;\"\u003e\u003csummary itemprop=\"name\" style=\"cursor: pointer; padding: 14px 16px; font-size: 1rem; font-weight: 400; list-style-position: inside;\"\u003eWhat should I have ready before opening a pack?\u003c\/summary\u003e\u003cdiv itemprop=\"acceptedAnswer\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Answer\" style=\"padding: 0 16px 14px 16px;\"\u003e\u003cp itemprop=\"text\" style=\"font-size: 0.97rem; line-height: 1.6; margin: 0;\"\u003eHave a compatible photometer, clean cuvettes with caps and stoppers, deionized water and suitable volume-measuring equipment available separately. CAL Check standards verify the instrument; they do not replace sample-reaction reagents. Plan pack use around the supplied lot’s expiration date, repeat measurements and quality-control needs. Review the component-specific US Safety Data Sheets and the instrument method manual before handling or disposal. This listing is reagent replenishment, not a promise that every startup item is supplied.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Hanna Instruments","offers":[{"title":"50 tests | HI93748-01","offer_id":53426725749034,"sku":"BTS-HI93748-01","price":181.49,"currency_code":"USD","in_stock":true},{"title":"150 tests | HI93748-03","offer_id":53426725781802,"sku":"BTS-HI93748-03","price":527.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0896\/1579\/4474\/files\/HI93748-01__57305.1740074137.jpg?v=1793630510","url":"https:\/\/bluetigerscientific.com\/products\/hanna-hi93748-manganese-low-range-reagents","provider":"Blue Tiger Scientific","version":"1.0","type":"link"}