{"title":"Reagents for Photometers","description":"\u003cp\u003eFind reliable reagents for accurate photometric water analysis. Our selection includes tablets, powders and liquid reagents for measuring chlorine, pH, alkalinity, hardness and other important water parameters.\u003c\/p\u003e\n\u003cp\u003eChoose reagents that are compatible with your photometer and measurement method. Each product page provides information about the supported parameters, format and quantity.\u003c\/p\u003e\n\u003cp\u003eOrders are dispatched from Spain and Germany, with delivery available throughout the European Union.\u003c\/p\u003e","products":[{"product_id":"alkalinity-liquid-reagents","title":"Alkalinity Liquid Reagent Alka-M (110 Tests) – for Pool Photometers","description":"\u003cp\u003eAlka-M Liquid Reagent is a replacement \/ refill liquid reagent for photometric measurement of Total Alkalinity (M-Alkalinity) in pool and spa water. Designed for accurate, routine water testing with compatible photometers. 110 tests.\u003c\/p\u003e","brand":"Water-i.d.","offers":[{"title":"Default Title","offer_id":44113663983703,"sku":"POL30TA","price":34.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/4707\/8487\/files\/alkalinity-liquid-reagent-bottle-poolwaterlab.jpg?v=1786188571"},{"product_id":"nitrite-lr-reagents","title":"Nitrite LR Reagents (50 Powder Pillows) – for Pool Photometers","description":"\u003cp\u003eNitrite LR Reagents are replacement \/ refill powder reagents for photometric measurement of Nitrite (Low Range) in pool and spa water. Designed for accurate, routine water testing with compatible photometers. 50 tests.\u003c\/p\u003e","brand":"Water-i.d.","offers":[{"title":"Default Title","offer_id":44113664475223,"sku":"PPPNILR50","price":24.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/4707\/8487\/files\/Nitrite_LR_PP.webp?v=1787672773"},{"product_id":"dechlor-reagent-tablets","title":"Dechlor Reagent Tablets (50) – for Pool Photometers","description":"\u003cp\u003eDechlor Reagent Tablets are replacement \/ refill reagent tablets used in photometric testing of Zinc and Urea to neutralize chlorine interference where required by the test method. Designed for accurate water testing with compatible photometers. Pack of 50 tablets.\u003c\/p\u003e","brand":"Water-i.d.","offers":[{"title":"Default Title","offer_id":44113664507991,"sku":"TbsHDC50","price":15.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/4707\/8487\/files\/Dechlor.webp?v=1787674613"},{"product_id":"edta-test-tablets","title":"EDTA Reagent Tablets (50) – for Pool Photometers","description":"\u003cp\u003eEDTA Reagent Tablets are replacement \/ refill reagent tablets used as part of the photometric measurement of Zinc in water. Designed for accurate testing with compatible photometers. Pack of 50 tablets.\u003c\/p\u003e","brand":"Water-i.d.","offers":[{"title":"Default Title","offer_id":44113664933975,"sku":"TbsHED50","price":19.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/4707\/8487\/files\/EDTA.webp?v=1787674574"},{"product_id":"combined-chlorine-reagent-tablets","title":"DPD Nº2 Reagent Tablets (50) – for Pool Photometers","description":"\u003cp\u003eDPD N°2 Reagent Tablets are replacement \/ refill reagent tablets used for photometric measurement of Combined Chlorine (Chloramines) in pool and spa water. Designed for accurate, routine water testing with compatible photometers. Pack of 50 tablets.\u003c\/p\u003e","brand":"Water-i.d.","offers":[{"title":"Default Title","offer_id":44113664966743,"sku":"TbsPD250","price":19.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/4707\/8487\/files\/DPD_2.webp?v=1787674530"},{"product_id":"sulfate-reagent","title":"Sulphate Reagents (50 Powder Pillows) – for Pool Photometers","description":"\u003cp\u003eSulphate Reagents are replacement \/ refill powder reagents for photometric measurement of Sulphate in pool and spa water. Designed for accurate, routine water testing with compatible photometers. 50 tests.\u003c\/p\u003e","brand":"Water-i.d.","offers":[{"title":"Default Title","offer_id":44113665032279,"sku":"PPPSULP50","price":25.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/4707\/8487\/files\/Sulphate_PP.webp?v=1787672720"},{"product_id":"potassium-reagent-tablets","title":"Potassium Reagent Tablets (50) – for Pool Photometers","description":"\u003cp\u003ePotassium Reagent Tablets are replacement \/ refill reagent tablets for photometric measurement of Potassium in pool and spa water. Designed for accurate, routine water testing with compatible photometers. Pack of 50 tablets.\u003c\/p\u003e","brand":"Water-i.d.","offers":[{"title":"Default Title","offer_id":44113665065047,"sku":"TbsPPTST50","price":39.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/4707\/8487\/files\/Potassium.webp?v=1787674684"},{"product_id":"phosphate-lr-reagents","title":"Phosphate LR N°1 + N°2 Reagents (50 Tests) – for Pool Photometers","description":"\u003cp\u003ePhosphate LR N°1 + N°2 Reagents are replacement \/ refill powder and tablet reagents for photometric measurement of Phosphate (Low Range) in pool and spa water. Designed for accurate, routine water testing with compatible photometers. 50 tests.\u003c\/p\u003e","brand":"Water-i.d.","offers":[{"title":"Default Title","offer_id":44113665097815,"sku":"PPHPPLR150","price":29.98,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/4707\/8487\/files\/Phosphate_LR.webp?v=1787672675"},{"product_id":"phosphate-hr-reagents","title":"Phosphate HR N°1 + N°2 Reagents (50 Tests) – for Pool Photometers","description":"\u003cp\u003ePhosphate HR N°1 + N°2 Reagents are replacement \/ refill tablet and powder reagents for photometric measurement of Phosphate (High Range) in pool and spa water. Designed for accurate, routine water testing with compatible photometers. 50 tests.\u003c\/p\u003e","brand":"Water-i.d.","offers":[{"title":"Default Title","offer_id":44113665130583,"sku":"PPHPPHR150","price":39.3,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/4707\/8487\/files\/Phosphate_HR.webp?v=1787672637"},{"product_id":"nitrate-reagents","title":"Nitrate N°1 + N°2 Reagents (50 Tests) – for Pool Photometers","description":"\u003cp\u003eNitrate N°1 + N°2 Reagents are replacement \/ refill powder reagents for photometric measurement of Nitrate in pool and spa water. Designed for accurate, routine water testing with compatible photometers. 50 tests (100 powder pillows).\u003c\/p\u003e","brand":"Water-i.d.","offers":[{"title":"Default Title","offer_id":44113665163351,"sku":"PPHNitra150","price":119.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/4707\/8487\/files\/Nitrate_n__1_2.webp?v=1789368538"},{"product_id":"iron-reagent-tablets","title":"Iron LR Reagent Tablets (50) – for Pool Photometers","description":"\u003cp\u003eIron LR Reagent Tablets are replacement \/ refill reagent tablets for photometric measurement of Iron (Low Range) in pool and spa water. Designed for accurate, routine water testing with compatible photometers. Pack of 50 tablets.\u003c\/p\u003e","brand":"Water-i.d.","offers":[{"title":"Default Title","offer_id":44113665196119,"sku":"TbsPILR50","price":25.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/4707\/8487\/files\/Iron_LR.webp?v=1787674489"},{"product_id":"hydrogen-peroxide-powder-reagents","title":"Hydrogen Peroxide HR Reagents (50 Powder Pillows) – for Pool Photometers","description":"\u003cp\u003eHydrogen Peroxide HR Reagents are replacement \/ refill powder reagents for photometric measurement of Hydrogen Peroxide (High Range) in pool and spa water. Designed for accurate, routine water testing with compatible photometers. 50 tests.\u003c\/p\u003e","brand":"Water-i.d.","offers":[{"title":"Default Title","offer_id":44113665228887,"sku":"PPPHPHR50","price":19.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/4707\/8487\/files\/Hyd._Peroxide_HR_PP.webp?v=1787672541"},{"product_id":"copper-zinc-reagent-tablets","title":"Copper Zinc LR Reagent Tablets (50) – for Pool Photometers","description":"\u003cp\u003eCopper Zinc LR Reagent Tablets are replacement \/ refill reagent tablets for photometric measurement of Zinc (Low Range) in pool and spa water. Designed for accurate, routine water testing with compatible photometers. Pack of 50 tablets.\u003c\/p\u003e","brand":"Water-i.d.","offers":[{"title":"Default Title","offer_id":44113665261655,"sku":"TbsPCZ50","price":27.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/4707\/8487\/files\/Copper___Zinc_LR.webp?v=1787674442"},{"product_id":"copper-reagent-tablets","title":"Copper N°1 + N°2 Reagent Tablets (100) – for Pool Photometers","description":"\u003cp\u003eCopper N°1 + N°2 Reagent Tablets are replacement \/ refill reagent tablets for photometric measurement of Copper in pool and spa water. Designed for accurate, routine water testing with compatible photometers. 50 tests (100 tablets).\u003c\/p\u003e","brand":"Water-i.d.","offers":[{"title":"Default Title","offer_id":44113665294423,"sku":"TbsHCu150","price":35.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/4707\/8487\/files\/Copper.webp?v=1787674398"},{"product_id":"chlorine-hr-ki-reagents","title":"Chlorine HR KI Reagents (50 Powder Pillows) – for Pool Photometers","description":"\u003cp\u003eChlorine HR KI Reagents are replacement \/ refill powder reagents for photometric measurement of Chlorine (High Range) in pool and spa water. Designed for accurate, routine water testing with compatible photometers. 50 tests.\u003c\/p\u003e","brand":"Water-i.d.","offers":[{"title":"Default Title","offer_id":44113665327191,"sku":"PPPClHR50","price":19.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/4707\/8487\/files\/Chlorine_HR_KI.webp?v=1787672497"},{"product_id":"acidifying-gp-reagents","title":"Acidifying GP Reagents (50 Powder Pillows) – for Pool Photometers","description":"\u003cp\u003eAcidifying GP Reagents are replacement \/ refill powder reagents used in photometric water testing where the selected method requires acidification of the sample. 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Designed for accurate, routine water testing with compatible photometers. 50 tests (100 powder pillows).\u003c\/p\u003e","brand":"Water-i.d.","offers":[{"title":"Default Title","offer_id":44113665392727,"sku":"PPHAM150","price":39.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/4707\/8487\/files\/Ammonia_n_1_2.webp?v=1789370197"},{"product_id":"aluminum-reagent-tablets","title":"Aluminium N° 1 + N° 2 Reagent Tablets (50) – for Pool Photometers","description":"\u003cp\u003eAluminium N°1 + N°2 Reagent Tablets are replacement \/ refill reagent tablets for photometric measurement of aluminium in pool and spa water. Designed for accurate, routine water testing with compatible photometers. 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