Reviews Test Chart

Ophthalmic Eye Occluder with 14 Holes for Ophthalmologists, Orthoptists and Optometrists to Eye Exam

  • This Snellen chart includes Red and Green color bars for an easy and helpful color vision test..
  • Distance Visual Acuity Test for Testing at 10 Feet. 20 Feet Equivalent..
  • CHART DISTANCE : 3M / 10 FEET, CONTRAST LEVER : HIGH, OPTOTYPE : SNELLEN, CHART SIZE : 9 X 14 IN, CHART NOTATIONS – SNELLEN : 20/100 TO 20/16.
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Water Total Hardness Test Strips 100ct | 99% Accuracy Hard Water Testing Kit with 025 GPG Optimized Range | Calcium & Magnesium Tester for Water Softener, Aquarium, Pool, Spa, Drinking & Well Water

  • ...h proof and water resistant label just follow these easy steps 1 Dip One Test Strip Into The Water And Wait For 2 Seconds (almost immediately after dipping). 2 Remove Test Strip, Gently Tap or Shake To Remove Excess Water And Rest Horizontally In Flat Surface For 60 Seconds. 3 Compare To Recommended Ranges On Color Chart..
  • ACCURATE AND EASY TO READ: Simply Compare Testing Strips Colors to Recommended Ranges On Chemical Chart Included In Bottle And Box Insert. With Proper Spacing In Between Test Pads To Minimize Bleed (Gently Tap Excess Water Off After Dipping). TEST RANGES in Published Color Chart Have Been FULLY VALIDATED and Are Within The INDUSTRY STANDARDS for Test Strips. Click The Add To Cart Button NOW!.
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Pelvana Vaginal pH Balance Test Strips for Women 100 Strips - Vaginal pH Test Strips to Monitor Feminine Health & Prevent Infections

  • ...dity is between 3.5 and 4.5 when your vaginal pH level is higher, it may indicate an infection..
  • HOW TO TEST - Use a cotton swab to collect a sample of vaginal fluid and wet the reagent pad at the tip of the test strip, wait for 30 seconds, and then compare it to the color chart. Please review the common vaginal infection chart in the product booklet. NOTE - Yeast infections do not usually have an elevated vaginal pH level, so the test strips may not change color even though you are experiencing the symptoms listed..
  • DO NOT PURCHASE - This product for ovulation monitoring or urinary tract infection (UTI) testing. These test strips were not designed for those purposes. DO NOT urinate on these test strips, that is not how they work..
  • PREMIUM QUALITY STRIPS - Our pH test strips are made of high-quality plastic, not paper, so they will not absorb your sample or any moisture from your hands. The reagent pad on the tip of the test strip is calibrated explicitly for a low range, simply comparing it to the color chart on the side of the bottle makes it easy to read and understand your results in just 30 seconds..
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TRUEplus® Ketone Test Strips – Ideal for Low-carb dieters– Made in USA–Urinalysis Test Sticks 100

  • EASY COLOR COMPARISON – 6 level color chart of urine ketone levels to provide Ketogenic and Low-Carb Dieters, and People who monitor their ketones....
  • CONVENIENT – Flip top test strip vial provides easy access to our easy-to-handle ketone test strips that can be used directly in the urine stream....
  • FAST – After 15 seconds, match the Ketone Test Pad color to the color chart for ketone result.
  • MADE IN THE USA – Manufactured in the USA for over 14 years with millions of TRUEplus Ketosis Test Strips purchased each year.
  • CUSTOMER SUPPORT – Our dedicated customer care team will answer any question you have regarding TRUEplus Ketone Test Strips.
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Snellen Vision Eye Test Chart 20 ft (6 Meter) Distance

  • Snellen Wall Eye Chart with Big Letter at the top and progressively smaller at the bottom to 10/8..
  • Visual Acuity Test at 10 Feet distance and Equivalent to 20 Feet.
  • Snellen chart includes Red and Green color bars for an easy and helpful color vision test. Made of Plastic and washable. Perfect for optometrists, students, offices, and schools..
  • Snellen Wall Chart 14 in x 9 in. And the top center hole, easy to hang on the wall..
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CHEMetrics K-2504 Free and Total Chlorine CHEMets Kit, 0-1 and 0-5 ppm

  • ✔EASY TO USE: Single dip and read test strip procedure and optimized color chart make the product ideal for technical and non technical users alike for detection of Iron in water.
  • ✔COMPLETE KIT: Bottle of 25 test strips with verified color chart bottle label for easy color matching.
  • ✔ACCURATE AND RELIABLE: Components are tested by Quality Control personnel at each step and are rejected if they are outside of specifications. Standards are prepared using calibrated equipment, and concentrations are confirmed by recognized reference methods.
  • ✔HIGHEST QUALITY: ITS, manufactures test strip products in their USA facility in an environment that allows for reproducibility, accuracy, and traceability based on Good Manufacturing Practices.
  • No MSDS required, Bottle of 25 test strips.
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Salifert Alkalinity Calcium Magnesium Combo Test Kit

  • 9 TESTS IN 1 COMPLETE KIT - Contains 1 capetsma 9-IN-1 TEST STRIPS Freshwater and Saltwater Aquarium Test Strips 50-Count in sealed Box. Monitors levels of pH ✓ Nitrate ✓ Nitrite✓ Carbonate ✓ General Hardness ( TDS ) ✓ Free Chlorine ✓ Total Alkalinity ✓ Iron ✓ Copper..
  • EASY & FAST RESULTS - Simply dip a strip into liquid and compare it to chart. Quickly get test results in seconds, No private laboratory testing or mail-in analysis required..
  • HELP MAINTAIN HEALTHY ENVIRONMENT IN YOUR TANK - prevent invisible water problems that can be harmful to fish and aquarium plants, Weekly test the water if water or fish problems appear, monitor your fish tank(aquarium), ensure your fishes to grow happier and healthier. Also it can help test the levels of all sorts of products such as drinking water, pools, spas, laundry, dishwasher, urine and more..
  • EXPIRATION DATE: 2C ~ 30C dry place and keep away from light, valid for 24 months. Pls notice the production date is on the label, below the color chart, LOT: 2019061401 means it is the first batch on 06/14/2019..
  • Use for weekly monitoring and when water or fish problems appear.
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50 Strips- Vaginal Health pH Test Strips Monitor Feminine Vaginal pH Balance BV Bacterial Vaginosis and Yeast Infection Test Strips Easy Use and Accurate Match

  • Value Pack: 50 strips, 10 strips each aluminum pouch. Compared with other brand which include 40 strips, our product providing more pH test strips. If....
  • Easy to Read Results: Our pH test strips come with an easy-to-read color chart. Comparing the completed test strips with the color chart can help you....
  • Saving Time: No more trips to the doctors. Vaginal ph strips is a safe and quick way to test yourself at home and the results are instant..
  • Function: PH test strips is to monitoring feminine vaginal pH balance. But it cannot judge yeast infection or BV infection, TRICH infection. 3.0 to....
  • Note: 1. The result of applying urine to the pH test strip is inaccurate, it must be vaginal discharge. 2. The secretion needs to completely wet the....
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PULACO Aquarium Fish Tank Test Strips (6 in 1)100 Count for Fresh Water and Salt Water

  • ★【Aquarium Test Strips】: It is important to test your aquarium weekly to verify good water quality with PULACO Aquarium test strips, 6 in 1 strips with colourful comparison chart, suitable for both freshwater and saltwater fish tank..
  • ★【6 Material Testing】: PULACO test strips, combined 6 most critical water quality standard parameter,Hardness, Nitrate, Nitrite, Chlorine, Carbonate, pH..
  • ★【How To Use】: Immerse the strip for 2 seconds and then remove the strip, do not shake excess water off, and then put the strip horizontally for 60 seconds, compare against the color chart and read immediately within 30 seconds to get accurate results..
  • ★【Multipe Aquatic Usage】Can be used for testing various water quality: all fish tanks, shrimp tanks, aquarium plants tanks, fish ponds and many more..
  • ★【OUR PROMISE TO YOU】PULACO test strips are very sensitive to the environment and changes to temperature. In the unlikely event your strips EVER stop working please contact us and we'll send you a replacement bottle straight away..
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Eye Chart, Snellen Eye Chart Set of Wall Chart with Hand Pointer, 11 X 22 Inch Eye Exam Chart with Green and Red Lines for Kids

  • Easy to Use: The snellen eye chart makes it possible to assess your visual acuity from the comfort of your home as it’s so quick and easy to use..
  • Premium Material: Premium PVC material for quartz dial, extra thick and tear resistant, clear print and non-reflective, waterproof and easy to clean..
  • Perfect Size: The Snellen Wall Chart 22×11 Inches, an eyelet at the top for easy hanging on the wall..
  • The standard chart distance is 20 ft, and Normal acuity is designated “20/20”. Perfect visual test chart for optometrists, students, children at hospital, school, home, offices etc..
  • Color Bars: Red and Green color bars are included in the Eye chart for easy and helpful color vision test..
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