In 
Products   Auctions
 
Order by: 
Available to: 
Price: 
 - 
$
8.62
0 bids
$3.59 Shipping
Condition: Brand New
Location: , China
Litmus papers are used to determine the pH level of a liquid and determine if a solution is acidic, basic, or neutral. Widely used for industrial chemical testing, science education, laboratory use, drinking water, swimming pool, spas, aquariums, and classroom analytical chemistry.SpecificationAccuracy: 0.3 pHTesting Range: 8.2-10Testing Paper Size: 54mmx9mm (L*W)Overall Size: 70mmx45mmx5mm (L*W*H)Packing List: 2 x Litmus Test Kit (80/Pack,160pcs)AdvantageThere are 8 color-coded scales that go from 8.2 to 10. Also can be used to determine the strength of acid and base, as we go from 8.2 to 10 the basicity of the solution increases.InstructionDipping the pH paper into a solution and observing the change in color of the paper. After one second, compare it with the standard color cards and read the pH value.
$
14.95
Buy It Now
Free Shipping
Condition: New
Location: Walnut, United States
Easy to test: Free Chlorine/Bromine ,pH,Total Alkalinity. Test range for total alkalinity: 0 ~ 240 ppm. Water test in swimming pool or spa pool. Total chlorine test range: 0 ~ 10 ppm. Free chlorine test range: 0 ~ 10ppm.
$
11.92
0 bids
$3.59 Shipping
Condition: Brand New
Location: , China
Litmus papers are used to determine the pH level of a liquid and determine if a solution is acidic, basic, or neutral. Widely used for industrial chemical testing, science education, laboratory use, drinking water, aquariums, and classroom analytical chemistry.SpecificationAccuracy: 0.25/0.5 pHTesting Range: 4.5-9.0Testing Paper Size: 72mmx6mm (L*W)Overall Size: 85mmx63mmx10mm (L*W*H)Packing List: 1 x Litmus Test Kit (100/Pack)Advantage100 pre-cut long strips are sealed well with 1 individual plastic package case to preventing from being damaged, convenient to use. Very sensitive to the environment and temperature changes.InstructionDipping the pH paper into a solution and observing the change in color of the paper. After one second, compare it with the standard color cards and read the pH value.
$
10.07
0 bids
Free Shipping
Condition: New
Location: Dayton, United States
PH 1-14: The scale reads from 1 to 14, 1-6 indicates an acidic substance, 7 indicates neutral, 8-14 indicates alkalinity, The test strip color changes must be matched with the pH scale color chart within about 15 seconds.
$
5.45
0 bids
Free Shipping
Condition: New
Location: , China
This pH tester kit allows you to accurate test the pH of various substances including foodstuff, Aquarium/Water, Urine, Soil etc. • 12-14 Indicates a very high level of Alkalinity. • 1-3 Indicates a very high Acidic Substance.
$
15.00
0 bids
$13.00 Shipping
Condition: New – Open box
Location: Coffeyville, United States
HYDRION TEST PAPER. SINGLE ROLL DISPENSER. MICRO ESSENTIAL LAB INC. APROX 100 TEST PER ROLL. LOT OF 3 .
$
31.99
Buy It Now
Free Shipping
Condition: New
Location: Denver, United States
Both pads will change to reveal the most accurate. 25 pH range.
$
5.66
0 bids
Free Shipping
Condition: New
Location: , China
This pH tester kit allows you to accurate test the pH of various substances including foodstuff, Aquarium/Water, Urine, Soil etc. • 12-14 Indicates a very high level of Alkalinity. • 1-3 Indicates a very high Acidic Substance.
$
3.87
Buy It Now
$6.75 Shipping
Condition: New
Location: , China
There are 6 color-coded scales that go from 6.9 to 8.4. Dipping the pH paper into a solution and observing the change in color of the paper. After one second, compare it with the standard color cards and read the pH value.
$
15.70
Buy It Now
Free Shipping
Condition: New
Location: , China
Range marked on bottle, includes testing tube and dropper for easy sample collection. 【Professional and Accurate】: Drinking water test set, high sensitivity, results in seconds, accurate, easy readings.
$
3.87
Buy It Now
$6.75 Shipping
Condition: New
Location: , China
There are 8 color-coded scales that go from 5.4 to 7.0. Dipping the pH paper into a solution and observing the change in color of the paper. After one second, compare it with the standard color cards and read the pH value.
$
1.00
0 bids
$3.99 Shipping
Condition: New
Location: , China
This pH tester kit allows you to accurate test the pH of various substances including foodstuff, Aquarium/Water, Urine, Soil etc. • 12-14 Indicates a very high level of Alkalinity. • 1-3 Indicates a very high Acidic Substance.
$
12.85
Buy It Now
Free Shipping
Condition: New
Location: , China
Our professional test stripes can provide you with accurate water quality test within a few seconds. Can be used to test for total alkalinity, PH, hardness, iron, copper and so on. - Testing water at a can be really expensive, which prevents people from testing every six month.
$
19.99
Buy It Now
Free Shipping
Condition: New – Open box
Location: Danville, United States
6640-00-442-8000 6640 004428000 Test Paper and Color Chart, Ph 50880. ATNF PH Color Chart Graduation 6.0 and 6.5 and 7.0 and 7.5 and 8.0 and 8.5 and 9.0 and 9.5. ATNG PH Value Range +6.0/+8.0 and +8.0/+9.5.
$
35.00
Buy It Now
$4.50 Shipping
Condition: New other (see details)
Location: Lexington, United States
$
147.00
0 bids
Free Shipping
Condition: New
Location: , China
$
12.97
0 bids
Free Shipping
Condition: New
Location: Dayton, United States
PH 1-14: The scale reads from 1 to 14, 1-6 indicates an acidic substance, 7 indicates neutral, 8-14 indicates alkalinity, The test strip color changes must be matched with the pH scale color chart within about 15 seconds.
$
1.20
0 bids
$3.60 Shipping
Condition: New
Location: , China
8 - 11 indicates alkalinity. 4 - 6 indicates an acidic substance. The test strip color changes must be matched with the pH scale color chart within about 15 seconds. The scale reads from 5.5 to 9.0.
$
3.28
0 bids
Free Shipping
Condition: New
Location: , China
$
3.85
Buy It Now
$6.75 Shipping
Condition: New
Location: , China
Dipping the test paper into a solution and observing the change in color of the paper. After one second read the pH value. If the test paper turns red, the solution is acidic. Testing Paper Size: 54mmx9mm (L W).
$
5.68
0 bids
Free Shipping
Condition: New
Location: , China
Simply press the testing strip to the object or liquid you are testing. Half second later, take out the paper and using the color chart included, compare the color change of the paper to find out the acidity level of your testing subject.
$
6.18
Buy It Now
Free Shipping
Condition: New
Location: 金东区, China
Simply press the testing strip to the object or liquid you are testing. Half second later, take out the paper and using the color chart included, compare the color change of the paper to find out the acidity level of your testing subject.
$
8.05
0 bids
Free Shipping
Condition: New
Location: , China
Litmus papers are used to determine the pH level of a liquid and determine if a solution is acidic(Red), basic(Blue), or neutral. Widely used for industrial chemical testing, science education, laboratory use, drinking water, swimming pool, spas, aquariums, and classroom analytical chemistry.SpecificationAccuracy: 1 pHTesting Range: 1-14Testing Paper Size: 54mmx9mmOverall Size: 70mmx45mmx5mm (L*W*H)Packing List: 6 x Litmus Test Kit (80/Pack,480pcs)AdvantageThere are 14 color-coded scales that go from 1(being the most acidic) to 14(being the most alkaline). Also can be used to determine the strength of acid and base, as we go from 7 to 1 the acidity of the solution increases.InstructionDipping the pH paper into a solution and observing the change in color of the paper.
$
9.24
Buy It Now
Free Shipping
Condition: New
Location: , China
Simply press the testing strip to the object or liquid you are testing. Half second later, take out the paper and using the color chart included, compare the color change of the paper to find out the acidity level of your testing subject.
$
5.79
Buy It Now
Free Shipping
Condition: New
Location: 金东区, China
Litmus paper changes color within 15 seconds to match pH scale color chart. Scale 1 to 14 1 1-14PH test paper. 【Product grade】Qualified product. Due to the difference of different monitors, the picture may not reflect the actual color of the item.
$
6.49
0 bids
Free Shipping
Condition: New
Location: , China
Application: suitable for alkaline or acid content testing of any liquid. The test strip color changes must be matched with the pH scale color chart within about 15 seconds. Test range: pH 1-14. With distinct color PH scale for result comparisons.
$
6.07
0 bids
Free Shipping
Condition: New
Location: , China
8 - 11 indicates alkalinity. 12 - 14 indicates a very high level of alkalinity. 0 - 3 indicates a very acidic substance. 4 - 6 indicates an acidic substance. Can not indicate the Acid or alkali solution when its density was lower than 0.01%.
$
5.53
0 bids
Free Shipping
Condition: New
Location: , China
This pH tester kit allows you to accurate test the pH of various substances including foodstuff, Aquarium/Water, Urine, Soil etc. • 12-14 Indicates a very high level of Alkalinity. • 1-3 Indicates a very high Acidic Substance.
$
113.40
0 bids
Free Shipping
Condition: New
Location: , China
Abbey PH Test Pen, pH Test Pen. If the material is yellow, it is acidic (PH value is less than 6.8). If it is purple, it is neutral or alkaline (PH value is greater than 6.8). Abbey pH Test Pen.
$
9.88
Buy It Now
Free Shipping
Condition: New
Location: , United States
Easy to test: Free Chlorine/Bromine ,pH,Total Alkalinity. Total alkalinity test range: 0~240 ppm. Test at both ends of pool twice a week for best results. Total chlorine test range: 0~10 ppm. Residual chlorine test range: 0~10ppm.
$
7.29
0 bids
Free Shipping
Condition: New
Location: , China
Litmus papers are used to determine the pH level of a liquid and determine if a solution is basic. Widely used for industrial chemical testing, science education, laboratory use, drinking water, aquariums, and classroom analytical chemistry.SpecificationTesting Paper Size: 54mmx9mm (L*W)Overall Size: 70mmx45mmx5mm (L*W*H)Packing List: 4 x Litmus Test Kit (80/Pack,320pcs)AdvantageCan be used to determine the strength of acid and base conveniently. Sensitive to the environment and temperature changes.InstructionDipping the test paper into a solution and observing the change in color of the paper. After one second read the pH value. If the test paper turns blue, the solution is alkaline.NOTENot applicable for oil and acid-base solutions with a concentration of less than 0.01%. Should be stored in a dry place protected from light.
$
8.16
0 bids
$3.59 Shipping
Condition: Brand New
Location: , China
NOTE:This paper does not apply to buffer solutions and very weak acid-base solution concentration lower than 0.01%.Store in a cool, dry place away from sunlight. Instructions: 1. Take one strip and dip it into the solution you would like to measure. The color of your strip will change immediately.2. Quickly match this color against the color chart on the inside of package to obtain the pH in 15 seconds. Do not wait or let the strip dry!3. The number next to the color on the chart is your pH. The pH scale ranges from 1 (very acidic) to 14 (very basic), 7 is neutral. Description:Testing Range: 3.8-5.4 PrecisionOverall Size: 55x9mm / 2x0.35 inch (L*W)pH test strips are widely applied to industrial chemical testing, science education, lab use, drinking water, swimming pool, spa, aquarium, and classroom analytical chemistry.
$
13.91
0 bids
Free Shipping
Condition: New
Location: , China
Litmus papers are used to determine the pH level of a liquid and determine if a solution is acidic. Widely used for industrial chemical testing, science education, laboratory use, drinking water, aquariums, and classroom analytical chemistry.SpecificationColor: Yellow, BlueAccuracy: 1Dropper Length: 135 mm / 5.3 inchTesting Paper Size: 60 x 9 mm / 2.4 x 0.4 inch (L*W)Test Range: PH 1-14Packing List: 2 Set - 10 x PH Test Strips with 10 x Test Droppers (80 strips each pack, total 800 strips)Advantage1. It is Portable and easy to store which can be used to determine the strength of acid and base conveniently. Sensitive to the environment and temperature changes.2. Each package comes with a color chart, and different pH values can correspond to specific colors.3.
$
6.59
0 bids
Free Shipping
Condition: New
Location: , China
 Features: 100% Brand new and high quality! This Internet Streaming/Media Centre TV Box is for you! Supports usual for Android apps so you can access your for email, for Facebook etc. via your TV. Best choice for yourself or your friend.
$
8.10
0 bids
Free Shipping
Condition: New
Location: , PH
Wide applications: universal pH paper is great for Science Education also can be applied to detect the pH of body urine, saliva, drinking water, swimming pools, fish tank, hydroponics, aquariums, food, etc.
$
12.09
0 bids
Free Shipping
Condition: New
Location: , China
Instead, simply draw a small amount of test droplets on the pH test strip for precise readings. The pH color chart makes it easy to read and interpret the results. Application: detecting the acidity and alkalinity of the liquid to be tested.
$
15.46
Buy It Now
Free Shipping
Condition: New
Location: , China
Garden Driveway Pathway Paver Mold Brick Patio Concrete DIY Tool. Universal Pressure Washer Hose Repair Kit Quick Connect Adapter Cleaning Set. IEC 320 Male to Female Power Adapter | C14 to C19 Connector Plug Converter.
$
13.07
0 bids
$3.59 Shipping
Condition: Brand New
Location: , China
NOTE:This paper does not apply to buffer solutions and very weak acid-base solution concentration lower than 0.01%.Please note that solutions with a pH of 5.5 will result in a yellow colored test strip that resembles the original color of the dry strip.Store in a cool, dry place away from sunlight. Instructions: 1. Take one strip and dip it into the solution you would like to measure. The color of your strip will change immediately.2. Quickly match this color against the color chart on the inside of package to obtain the pH in 15 seconds. Do not wait or let the strip dry!3. The number next to the color on the chart is your pH. The pH scale ranges from 1 (very acidic) to 14 (very basic), 7 is neutral. Description:Testing Range: 1-14Overall Size: 55x9mm / 2x0.
$
9.57
0 bids
$3.59 Shipping
Condition: Brand New
Location: , China
Litmus papers are used to determine the pH level of a liquid and determine if a solution is acidic. Widely used for industrial chemical testing, science education, laboratory use, drinking water, aquariums, and classroom analytical chemistry.SpecificationTesting Paper Size: 54mmx9mm (L*W)Overall Size: 70mmx45mmx5mm (L*W*H)Packing List: 4 x Litmus Test Kit (80/Pac,320pcs)AdvantageCan be used to determine the strength of acid and base conveniently. Sensitive to the environment and temperature changes.InstructionDipping the test paper into a solution and observing the change in color of the paper. After one second read the pH value. If the test paper turns red, the solution is acidic.NOTENot applicable for oil and acid-base solutions with a concentration of less than 0.01%. Should be stored in a dry place protected from light.
$
11.77
0 bids
$3.59 Shipping
Condition: Brand New
Location: , China
Litmus papers are used to determine the pH level of a liquid and determine if a solution is acidic(Red), basic(Blue), or neutral. Widely used for industrial chemical testing, science education, laboratory use, drinking water, swimming pool, spas, aquariums, and classroom analytical chemistry.SpecificationAccuracy: 1 pHTesting Range: 1-14Testing Paper Size: 54mmx9mmOverall Size: 70mmx45mmx5mm (L*W*H)Packing List: 9 x Litmus Test Kit (80/Pack,720pcs)AdvantageThere are 14 color-coded scales that go from 1(being the most acidic) to 14(being the most alkaline). Also can be used to determine the strength of acid and base, as we go from 7 to 1 the acidity of the solution increases.InstructionDipping the pH paper into a solution and observing the change in color of the paper.
$
6.51
0 bids
Free Shipping
Condition: New
Location: , China
Litmus papers are used to determine the pH level of a liquid and determine if a solution is basic. Widely used for industrial chemical testing, science education, laboratory use, drinking water, aquariums, and classroom analytical chemistry.SpecificationTesting Paper Size: 54mmx9mm (L*W)Overall Size: 70mmx45mmx5mm (L*W*H)Packing List: 2 x Litmus Test Kit (80/Pack,160pcs)AdvantageCan be used to determine the strength of acid and base conveniently. Sensitive to the environment and temperature changes.InstructionDipping the test paper into a solution and observing the change in color of the paper. After one second read the pH value. If the test paper turns blue, the solution is alkaline.NOTENot applicable for oil and acid-base solutions with a concentration of less than 0.01%. Should be stored in a dry place protected from light.
$
6.26
0 bids
Free Shipping
Condition: New
Location: , China
8 - 11 indicates alkalinity. 12 - 14 indicates a very high level of alkalinity. 1 - 3 indicates a very acidic substance. 4 - 6 indicates an acidic substance. The scale reads from 1 to 14 Each book also includes a color chart.
$
8.62
0 bids
$3.59 Shipping
Condition: Brand New
Location: , China
Litmus papers are used to determine the pH level of a liquid and determine if a solution is acidic, basic, or neutral. Widely used for industrial chemical testing, science education, laboratory use, drinking water, swimming pool, spas, aquariums, and classroom analytical chemistry.SpecificationAccuracy: 0.5 pHTesting Range: 5.5-9.0Testing Paper Size: 54mmx9mm (L*W)Overall Size: 70mmx45mmx5mm (L*W*H)Packing List: 2 x Litmus Test Kit (80/Pack,160pcs)AdvantageThere are 8 color-coded scales that go from 5.5 to 9. Also can be used to determine the strength of acid and base, as we go from 9 to 5 the acidity of the solution increases.InstructionDipping the pH paper into a solution and observing the change in color of the paper. After one second, compare it with the standard color cards and read the pH value.
$
1.00
0 bids
$3.99 Shipping
Condition: New
Location: , China
160 x PH Test Papers 2x Color Chip.
$
5.97
0 bids
Free Shipping
Condition: New
Location: , China
Suitable for testing and analyzing glucose, pH, protein, ketone. Use only clean dry container to collect urine and should be shocked before testing and test it within 2 hours. Type: URS-4K Urine Test Strip.
$
5.57
Buy It Now
Free Shipping
Condition: New
Location: , China
This pH tester kit allows you to accurate test the pH of various substances including foodstuff, Aquarium/Water, Urine, Soil etc. • 12-14 Indicates a very high level of Alkalinity. 15cm Care Pad Relief Corn Soft Cushion Toe Gel Silicone Tube Foot Pain Protector.
$
4.14
0 bids
$0.98 Shipping
Condition: Brand New
Location: , China
8 - 11 indicates alkalinity. 12 - 14 indicates a very high level of alkalinity. 1 - 3 indicates a very acidic substance. The paper to find out the acidity level of your testing subject. 4 - 6 indicates an acidic substance.
$
8.62
0 bids
$3.59 Shipping
Condition: Brand New
Location: , China
Litmus papers are used to determine the pH level of a liquid and determine if a solution is acidic, basic, or neutral. Widely used for industrial chemical testing, science education, laboratory use, drinking water, swimming pool, spas, aquariums, and classroom analytical chemistry.SpecificationAccuracy: 0.3 pHTesting Range: 3.8-5.4Testing Paper Size: 54mmx9mm (L*W)Overall Size: 70mmx45mmx5mm (L*W*H)Packing List: 2 x Litmus Test Kit (80/Pack,160pcs)AdvantageThere are 8 color-coded scales that go from 3.8 to 5.4. Also can be used to determine the strength of acid and base, as we go from 5.4 to 3.8 the acidity of the solution increases.InstructionDipping the pH paper into a solution and observing the change in color of the paper. After one second, compare it with the standard color cards and read the pH value.
$
2.73
0 bids
$2.83 Shipping
Condition: New
Location: , China
160 x PH Test Papers 2x Color Chip.
$
4.12
Buy It Now
$6.75 Shipping
Condition: New
Location: , China
There are 14 color-coded scales that go from 1(being the most acidic) to 14(being the most alkaline). Dipping the pH paper into a solution and observing the change in color of the paper. After one second, compare it with the standard color cards and read the pH value.
$
35.25
0 bids
$12.00 Shipping
Condition: New
Location: , Canada
$
1.48
0 bids
$3.99 Shipping
Condition: New
Location: , China
8 - 11 indicates alkalinity. 12 - 14 indicates a very high level of alkalinity. 0 - 3 indicates a very acidic substance. 4 - 6 indicates an acidic substance. Can not indicate the Acid or alkali solution when its density was lower than 0.01%.
$
8.62
0 bids
$3.59 Shipping
Condition: Brand New
Location: , China
Litmus papers are used to determine the pH level of a liquid and determine if a solution is acidic, basic, or neutral. Widely used for industrial chemical testing, science education, laboratory use, drinking water, swimming pool, spas, aquariums, and classroom analytical chemistry.SpecificationAccuracy: 0.4 pHTesting Range: 5.4-7.0Testing Paper Size: 54mmx9mm (L*W)Overall Size: 70mmx45mmx5mm (L*W*H)Packing List: 2 x Litmus Test Kit (80/Pack,160pcs)AdvantageThere are 8 color-coded scales that go from 5.4 to 7.0. Also can be used to determine the strength of acid and base, as we go from 7 to 5.4 the acidity of the solution increases.InstructionDipping the pH paper into a solution and observing the change in color of the paper. After one second, compare it with the standard color cards and read the pH value.
$
3.85
Buy It Now
$6.75 Shipping
Condition: New
Location: , China
Dipping the test paper into a solution and observing the change in color of the paper. After one second read the pH value. If the test paper turns blue, the solution is alkaline. Testing Paper Size: 54mmx9mm (L W).
$
17.85
Buy It Now
$5.00 Shipping
Condition: New
Location: , United States
National Guard 198Na-48 Neoprene Door Sweep, 48. Norton Abrasives 66252843235 Depressed Center Wheels, Type 27, 7 In Dia, 0.25. Electrical Outlets. Light Industrial. and Enclosures. Electrical Boxes. General Purpose.
$
19.29
Buy It Now
Free Shipping
Condition: New
Location: Bixby, United States
One roll of pHydrion Insta-Check testing papers is supplied in a plastic, protective dispenser with a color chart for simple, single color matching. Total pH range. Color match at full pH unit: [0.0][1.0][2.0][3.0] [4.0][5.0][6.0][7.0][8.0][9.0][10.0][11.0][12][13.0].
$
11.26
0 bids
Free Shipping
Condition: New
Location: , China
Litmus papers are used to determine the pH level of a liquid and determine if a solution is acidic(Red), basic(Blue), or neutral. Widely used for industrial chemical testing, science education, laboratory use, drinking water, swimming pool, spas, aquariums, and classroom analytical chemistry.SpecificationAccuracy: 1 pHTesting Range: 1-14Testing Paper Size: 54mmx9mmOverall Size: 70mmx45mmx5mm (L*W*H)Packing List: 9 x Litmus Test Kit (80/Pack,720pcs)AdvantageThere are 14 color-coded scales that go from 1(being the most acidic) to 14(being the most alkaline). Also can be used to determine the strength of acid and base, as we go from 7 to 1 the acidity of the solution increases.InstructionDipping the pH paper into a solution and observing the change in color of the paper.
$
15.63
Buy It Now
Free Shipping
Condition: New
Location: , China
Optimized Dental Saliva Ejector with Enhanced Suction – Easy Handle Valve. - Suitable for drinking water, aquarium, fish tank, swimming pool and spa, industrial water, pond, testing. Compact Refrigeration Tube Cutter - Tool for HVAC DIY Plumbing.
$
35.00
Buy It Now
$4.50 Shipping
Condition: New other (see details)
Location: Lexington, United States
$
228.60
0 bids
Free Shipping
Condition: New
Location: , China
7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
 In