Breadcrumb Home Our products Phenolphthalein Test Strips LaboratoryPhenolphthalein Test Strips SKU TESTPHENOJohnson Test Papers 10 books 20 strips For the use of testing causticity in a solution White. — RedpH 8.4 pH 9.6 In stock£20.00 ex VAT Related productsLaboratoryALK3£11.00 ex VATSize65ml1L More infoLaboratoryALK3 SKU ALK3ALK3 - HR Titrant. In stock£11.00 ex VATSize65ml1L View ProductLaboratoryWater Hardness Test Strips - 100£25.00 ex VAT More infoLaboratoryWater Hardness Test Strips - 100 SKU TESTWHJ-QUANT® Water Hardness test strips can quickly and economically measure the level of water hardness and total hardness in liquid. These strips provide consistent results with their easy to use method within 30 seconds of sampling.In stock£25.00 ex VAT View ProductLaboratoryCaustic Titration Test Kit£128.30 ex VAT More infoLaboratoryCaustic Titration Test Kit SKU TESTALKA Caustic titration test kit designed for Niche Solutions Sodium Hydroxide products. This product uses colourful reagent reactions for ease of use.In stock£128.30 ex VAT View ProductLaboratoryALK4£11.00 ex VAT More infoLaboratoryALK4 SKU ALK4ALK4 - LR Titrant. In stock£11.00 ex VAT View Product