Specification Brand : Sper Scientific BulletPoint : Quantofix Peracetic Acid 500, Box Of 100 Strips BulletPoint1 : Water Quality Tester - Sper Scientific 850052 Large Display pH Pen Calibrates to pH 4, 7, 10 buffers and can be adjusted to recognize non-standard buffers as well. The case is IP65 waterproof and will float if accidentally dropped into the water BulletPoint2 : Includes Case - The case is IP65 waterproof, ensuring protection against water damage. Additionally, it is designed to float, preventing accidental sinking if dropped in water. BulletPoint3 : Large Display Digital Ph Meter - Precise Ph measurement with its user-friendly interface and large clear display, you can easily read ph levels at a glance. BulletPoint4 : Digital Ph Tester With ATC - Automatically calibrate using three standard buffer solutions, ensuring optimal accuracy and reliability. Whether you're a novice or an expert, our Auto 3-Point Calibration takes the guesswork out of pH measurement, giving you confidence in your results every time. BulletPoint5 : Wide Application - Ideal for Household or commercial use, water, pool, spas, liquid food, laboratory, aquaculture and hydroponics Directions : 1. Unroll the litmus paper strip from the 5m reel. 2. Dip the strip into the liquid to be tested. 3. Observe the color change. The strip will change color around pH 5 to 8, indicating the presence of acid or alkaline in the liquid. 4. Discard the used strip after testing. 5. For educational use, repeat the process with different liquids to observe varying color changes. ExternallyAssignedProductIdentifier : 7430988669570 ExternallyAssignedProductIdentifier1 : 5057205009487 ExternallyAssignedProductIdentifier2 : 7430988609491 ExternallyAssignedProductIdentifier3 : 00094713163718 ItemName : Sper Scientific Digital pH Pen 850052 - Accurate Ph Water Tester with Large Display for Water Hydroponics, Drinking Water, Pool, Aquarium & More - 2 Pack ItemPackageDimensions_Height : 1.524 centimeters ItemPackageDimensions_Length : 6.096 centimeters ItemPackageDimensions_Width : 6.35 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : science-lab-ph-meters Manufacturer : Sper Scientific Material : Litmus Paper ModelNumber : 2 Pack 850052 NumberOfBoxes : 1 NumberOfItems : 2 NumberOfPieces : 100 PackageLevel : unit PartNumber : 850052 PhRange : 5.0-8.0 ProductDescription : Sper Scientific Portable Digital pH Meter, engineered for hassle-free field testing. Compact and lightweight, it's easy to carry and operate, making it perfect for on-the-go pH measurements. ProductExpirationType : Does Not Expire ProductSiteLaunchDate : 2024-11-25T06:18:14.557Z RecommendedUsesForProduct : pH Test, Litmus Test Size : 2 Pack SpecificUsesForProduct : Peracetic Acid Test StreetDate : 2017-06-02T00:00:01Z Style : Portable SupplierDeclaredDgHzRegulation : unknown UnitCount : 1 UnspscCode : 41113000