Top Test Chart

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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Water Hardness Test Strips | Fast and Accurate Water Quality Testing Kit for Water Softener, Swimming Pool, Fish Tank , Spa Kit and etc |150 Strips for 150 Hard Water Tests. 0-425 ppm and 0-25 gpg

  • KNOW YOUR WATER HARDNESS: About 85% American households have hard water supplies. Test the hardness of your water and get instant result in less a minute using our water test strip.
  • ACURATE AND FAST RESULTS - CE certified water test kit to give accurate results within seconds, saving you time, and comes with an easy to read color chart, for your convenience.
  • EASY TO USE: Simply dip the test strip in water and compare with color chart for instant and reliable results, no complex water hardness test.
  • SHELF LIFE – 150 testing strips packed in one bottle and two separate bags.
  • strips in an open package need to be used within 3 months, so you can test your water quality at regular intervals and don't have to rush using all 150 strips.
  • MULTIPLE USES – Can be used to test your water softener, drinking, tap and well water, and for any other purposes in which water is used, such as water in your RV, dishwasher and pool.
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CYGNUS SUPPLIES 4 Pack - 10ml Syringes Without Needle for Measuring, Lip Gloss, Liquid refilling, Dispensing, DIY Crafts, DIY Lip Gloss Accessories, Feeding Pets, Food, Scientific Labs

  • Monitor Your Health – Take a look at your body from the inside out with saliva and urine pH test strips for humans. Your kit has 125 strips, a color test chart, and easy PDF instructions by Just Fitter..
  • Levels of Success – Wet your litmus paper pH test strips with urine or saliva mid-morning, wait 15 seconds, then compare to the chart. Both pads will change to reveal the most accurate .25 pH range..
  • Stay on Track – According to Nobel Prize winner Dr. Warburg, “Disease can’t survive in an alkaline body.” Use your alkaline strips test for humans multiple times daily to monitor your diet’s progress..
  • Uncompromised Accuracy – Seal your light-blocking bottle and store your pH strips for urine and saliva in a dry place. Do not use your strips to test blood, products, or pool water..
  • You’re Our Priority – Helping people is our top concern, but high-quality Just Fitter ph test strips are sensitive to heat and light. In the unlikely event they malfunction, contact us for an immediate replacement..
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pH Test Strips for Testing Alkaline and Acid Levels in The Body. Track & Monitor Your pH Level Using Saliva and Urine. Get Highly Accurate Results in Seconds.

  • Monitor Your Health – Take a look at your body from the inside out with saliva and urine pH test strips for humans. Your kit has 125 strips, a color test chart, and easy PDF instructions by Just Fitter..
  • Levels of Success – Wet your litmus paper pH test strips with urine or saliva mid-morning, wait 15 seconds, then compare to the chart. Both pads will change to reveal the most accurate .25 pH range..
  • Stay on Track – According to Nobel Prize winner Dr. Warburg, “Disease can’t survive in an alkaline body.” Use your alkaline strips test for humans multiple times daily to monitor your diet’s progress..
  • Uncompromised Accuracy – Seal your light-blocking bottle and store your pH strips for urine and saliva in a dry place. Do not use your strips to test blood, products, or pool water..
  • You’re Our Priority – Helping people is our top concern, but high-quality Just Fitter ph test strips are sensitive to heat and light. In the unlikely event they malfunction, contact us for an immediate replacement..
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7-Way Pool Test Strips, 150 Count Water Chemical Testing Kit for Hot tub and Spa, Accurate Test Bromine, Total Alkalinity, pH, Free Chlorine, Total Hardness, Cyanuric Acid, and Total Chlorine

  • ACCURATE RESULT - The test strips are preciously calibrated by chemical experts with the color chart for you to get the correct result of your pool & hot tub water as liquid test kits for adding Hot tub & pool chemicals..
  • EASY & FAST TO USE - Selected materials made the test strips absorb water fast and the strips are super easy to read! Simply dip, wait for the 30s, and compare with a water-proof color chart, you'll get the result in less than 1 minute!.
  • MULTIPLE SCENARIOS - The pool & SPA test strips can be used to test chemical levels in swimming pools, hot tubs, baths, and other water testing scenarios..
  • GET 7 PARAMETERS IN ONE TEST - Get 7 parameters to result need to be monitored frequently: Free Chlorine, Bromine, Total Alkalinity, PH, and Cyanuric Acid, to add pool chlorine, or bromine for spa, adjust the PH up or down or monitor the Alkalinity and Cyanuric Acid level in your pool or hot tub..
  • SAVE MONEY & TIME - The easy-to-use pool test kit helps save your trip to the pool store, 150 strips in a bottle makes it the perfect amount to last 2-3 months at an affordable price while avoid wasting unused test strips. You are more than welcome to contact us through Amazon for any questions, We'll be happy to help!.
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CYBOW 11 Series Reagent Strips for Urinalysis

  • Urinalysis Reagent Strips 11 Panel Detects: Protein, Leukocytes, Nitrite, Urobilinogen, pH, Blood, Specific Gravity, Ketones, Bilirubin , Ascorbic....
  • Accurate Result:These urinalysis test strips provides you accurate measurement of most critical parameters, that can help in general monitoring of....
  • Easy to Read: INVBIO11-in-1 urine test strips comes complete with directions and a easy read colour chart , easily test your 11 levels by urine test....
  • Trustworthy: INVBIO has been in medical IVD field for many years, have many distributors for urine test strips worldwide, every year have booth at....
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Wondfo Quantitative Ovulation Test Strips - Numerical Urine Ovulation Tests - 20 LH Test

  • Ultra Accurate: Help “Trying to Conceive” women to find the day they ovulate more accurately, increasing their chance of predicting 2 most fertile days even if their cycle lengths vary every month..
  • Easy to Use: Dip the test strip into the urine for 10 seconds and read the result within 5-10 minutes. Compare the T line with the included color chart. Log your LH level on the fertility chart every day to predict ovulation..
  • Quantitative Result: Detect LH concentration range from 2.5 to 65mIU/ml. Numerical test results can better help pinpoint your 2 peak fertile days..
  • 100% Customer Satisfaction Guaranteed- We are dedicated to becoming the best home test provider. Don’t hesitate to contact our experienced and professional customer service with any questions you may have. Refunds or returns for defective products are acceptable..
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5 x FSH Female Fertility/Menopause Test Strip Kits - One Step®

  • ✔ FIRST-OF-ITS-KIND and INNOVATIVE: It is first Ovulation Predictor Kit (OPK) in the market that can quantify your LH hormone and digitize the ovulation cycle to show your LH pattern and pinpoint fertile windows more accurate and with more detail than ever. No matter whether you are TTC (Trying to conceive) or HTC (Hard to conceive), Premom Quantitative Ovulation Tests can help you get pregnant NATURALLY and EASILY At Home!.
  • ✔ QUANTITATIVE AND DIGITAL: With Smart Premom APP or Color chart, this OPK quantifies your LH Level from 0 to 80 mIU/mL and shows your exact LH results in a complete chart of your ovulation cycle, particularly beneficial for women with PCOS, irregular cycles, multiple surges, or hard-to-recognize surges..
  • ✔ CLEAR RESULTS: Solid and clear test lines on a clean white background. NO need to compare the test line and control line. No ambiguous result..
  • ✔ EASY TO TRACK: Dip Test in urine sample for 5-10 seconds and read the result in 5-10 mins. Snap picture of test result using the Premom APP. Smart algorithm will show you the numerical LH level, LH Surge, LH Peak and digitize your complete ovulation cycle for your tracking..
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MomMed Ovulation Test Strips, Ovulation and Pregnancy Tests (LH50-HCG20), Includes 50 Ovulation Tests and 20 Pregnancy Tests with 70 Urine Cups, Accurately Track Ovulation and Detect Early Pregnancy

  • THE COMPLETE AT-HOME KIT: This at-home pregnancy kit provides you with everything you need to accurately track your ovulation and test for pregnancy. It includes 50 ovulation (LH) test strips, 20 home pregnancy (HCG) tests, 70 collection cups, time tracking chart and instruction manual..
  • FOR BEST RESULTS: Collect your sample by cups for the ovulation test strips at the same time each day by placing your strip into the urine and removing after 5 seconds. Allow the strip to lie flat and then read results in 10-15 minutes. 2 lines is positive and 1 line is negative..
  • ACCURATE TRACKING AND TESTING: With Time tracking chart ,You could put your strips on chart for accurate checking ,Easy to follow and understand what is going on . The ovulation and pregnancy tests are precise and accurate, giving you the confidence you need to plan accordingly with the results you want..
  • QUALITY PRODUCTS YOU CAN TRUST: We use wider 3mm strips because they have an impressive 99% accuracy rate. The small pouch is easy to carry and keep. The at-home solution for fertility and pregnancy!.
  • PLAN FOR PREGNANCY AND WHOLE LIFE SUPPORT: Using the ovulation predictor kit and pregnancy test strips, you can accurately predict the ideal time to conceive. Then use our early pregnancy tests t....
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EMI Snellen Wall Plastic Eye Chart 22in. X 11in.

  • The top center hole, easy to hang on the wall..
  • The eye chart assists in measuring visual acuity at a distance of 20 feet away from the viewer..
  • The Snellen chart includes Red and Green color bars for an easy and helpful color vision test. Perfect for optometrists, students, offices, and schools..
  • Snellen wall eye chart is the familiar chart with the big letter or symbol at the top and progressively smaller letters at the bottom of the chart down to 20/20 or better..
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Saltwater Aquarium Care Log: Reef Fish Tank Maintenance Record Book. Great For Monitoring Water Parameters, Water Change Schedule, And Breeding Conditions. All Essential To A Healthy Fish Habitat

  • ★【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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7 in 1 Pool & Spa Test Strips | Water Testing Kit Hot Tub Test Strips Detects pH, Chlorine, Bromine, Hardness, Alkalinity, Cyanuric Acid 100 Strips

  • COMPLETE TESTING KIT -Test strips for pools and spas ready to use hot tub test strips for your convenience.
  • tests for 7 parameters, pH, Free Chlorine, Total Chlorine, Bromine, Total Hardness, Total Alkalinity and Cyanuric Acid test strips.
  • ACCURATE AND FAST RESULTS - Pool testing kit for above ground pool, hot tubs, spas give results within seconds, strips come with a detailed color chart, detect low levels of impurities and chemicals, and strips help keep the water clean and safe..
  • EASY TO Use: Simply dip the strip in water and compare it with a color chart for instant and reliable results, so you don’t have to worry about complex tests, pool and spa test strips are easy to use..
  • LONG SHELF LIFE – 100 testing strips packed in one bottle and one storage bag.
  • strips in an open package need to be used within 3 months, so you can test your pool water quality at regular intervals and don't have to rush using all 100 strips.
  • MULTIPLE USES – Can be used for both fresh and salt water pool, spa, hot-tub and all other water sources.
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