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Calibration Buffer


 - 15-pack pH Meter Buffer Solution Powder For Precise and Easy PH Calibration, PH Calibration Powder Solution 6.86,4.01,9.18
15-pack pH Meter Buffer Solution Powder For Precise and Easy PH Calibration, PH Calibration Powder Solution 6.86,4.01,9.18

Your pH meter is not so accurate anymore?If you have a pool, aquarium, or spa, pH testing is something you do on a regular basis. However, hassling with messy liquid solutions may not give you the accuracy you need. Put the measuring cup away and opt for pre-measured convenience.Specifications: ✔ 5*4.01 Solution (Potassium Hydrogen Phthalate) ✔ 5*6.86 Solution (Mixed phosphate) ✔ 5*9.18 Solution (Borax) Directions for use:Step 1:Completely empty the powder into a clean 250mL glass beaker. Step 2:Add 250mL deionized water (or distilled water) to the beaker. Step 3:Stir until the powder has completely dissolved. Step 4:Follow the Esee pH meter calibration steps to calibrate your pH meter(Asin for Esee PH meter: B01LWMJVPG )CAUTION: Not a drinkable solution! Don't Miss Out On This Excellent pH Calibration Powder, Click "Add to Cart" Now!

  • Brand: ESEE
  • ASIN: B06X3TKTBC
  • UPC: 613706120110
 - PH Calibration Buffer Solution Powder Set, for Precise pH Meter Calibration, Make 250 ml of Each 4.00pH, 6.86pH, and 9.18pH to calibrate your PH tester (5, pH 4.00, pH 6.86 & pH 9.18 pH)
PH Calibration Buffer Solution Powder Set, for Precise pH Meter Calibration, Make 250 ml of Each 4.00pH, 6.86pH, and 9.18pH to calibrate your PH tester (5, pH 4.00, pH 6.86 & pH 9.18 pH)

If you have a fish tank, a swimming pool, RO system, a pool or a pond in the garden, you’re a fan of gardening or you are measuring PH of your drinking water, then you definitely own a PH meter, and pH testing is something you do on a regular basis. If not - you should definitely look for our pen type 7Pros Ph tester. Even though, portable PH meters are easy to use, they require calibration at time to time. And this mega value 5-pack calibration kit is time and money saving. 7Pros Buffer Solution Powders come in pre-measured packets: Just mix each packet with 250 mL of distilled water, and your calibration solution is ready. Note, that you can store the calibration liquid in covered jars or containers for 2-4 weeks. Measurements and Solutions: Potassium Hydrogen Phthalate (4.01) Mixed Phosphate (6.86) Borax (9.18)  CAUTION: Not a drinkable solution! Important: Before purchasing, make sure that your meter uses above listed solutions for calibration.

  • Brand: 7Pros
  • ASIN: B01NBKYVSC
 - 12-Pack pH Meter Buffer Solution Powder for Precise pH Calibration of Your pH Tester by Standard Packets - 4.01, 6.86, 9.18
12-Pack pH Meter Buffer Solution Powder for Precise pH Calibration of Your pH Tester by Standard Packets - 4.01, 6.86, 9.18

KDKD Powder buffer solution provide long shelf life and stability and are ideal for low volume use. Each pack makes 250mL of buffer solution. It provides indefinite or long shelf life and stability, ideal for low volume use. It's lightweight, inexpensive and takes up very little space. Specification and Package including Each Pack Volume: 250 ml. Each powder packet/sachet makes 250ml of solution (when mixed with distilled or deionized water) Accuracy: ±0.01pH at 77°F(25°C) Size: 7.5x6.5cm/2.95x2.56" 4 packets of 4.01 Solution (Potassium Hydrogen Phthalate). 4 packets of 6.86 Solution (Mixed phosphate). 4 packets of 9.18 Solution (Borax). 1 Easy user manual(brown box without by mistake.sorry). Step to use: Step 1: Open the packet pour the powder into a cleaning dry glass container. Step 2: Add 250ml deionized water (or distilled water) to the container.(better a 250 ml calibrated flask) Step 3: Stir until the powder has completely dissolved. Step 4: Calibrate your pH meter.(rinse the meter by pure water before test) Note: 1. Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. 2. To ensure more accurate , calibrate by 2 solution, start at 6.86, then 4.01 or 9.18. 3. Container should be glass or ceramic, don't use meta...

  • Brand: KDKD
  • ASIN: B07BFBSX9M
 - Biopharm Buffer Calibration Solution Kit 3-Pack of 250 ml (8oz) Each pH 4, 7 and 10 Calibration Standards Color Coded NIST Traceable for All pH Meters
Biopharm Buffer Calibration Solution Kit 3-Pack of 250 ml (8oz) Each pH 4, 7 and 10 Calibration Standards Color Coded NIST Traceable for All pH Meters

These buffer calibration solutions are suitable for the calibration of all pH meters. Each production lot is manufactured in our own laboratory following carefully controlled written procedures and standardized against NIST standard reference materials (SRM) for high accuracy. The finished product is assigned a unique Lot number and expiration date. These products will have greater than one year shelf life when received. Certificate of analysis and traceability included.

  • Brand: Biopharm
  • ASIN: B01LVVAKEM
  • UPC: 721272377163
 - 15-Pack pH Meter Buffer Solution Powder, Easy and Accurate, Make pH Calibration Solution 4.01, 6.86, and 9.18
15-Pack pH Meter Buffer Solution Powder, Easy and Accurate, Make pH Calibration Solution 4.01, 6.86, and 9.18

15 Packs pH Buffer Powder, Can Be Used To Make 15x250ml pH Meter Calibration Solution, Compatible And User-friendly For The Calibration Of All pH Meter/Tester, Accurate and Easy to use for Long Period. Widely be used for testing pH balance of aquarium, pool, drinking water, RO system, Spa, hydroponics, etc Features: *15 packs ph calibration packets, no need to buy frequently. *Come with a user-friendly guide, help to learn how to use and reserve, etc. *Pre-measured exactly for accurate results. *longer shelf life(3 years) than liquid pH calibration solution (1 year) *Sealed with moisture-proof individual packets, convenient for reserve and carry. *2-year manufacturer guarantee. Easy to Use: 1.Prepare 3 x 250ml distilled water in container, and take out 1 set ph powder: 1 x pH 4.01, 1 x pH 6.86, 1 x pH 9.18. 2.Empty each packets in the 3 containers separately, you'll get 3 x 250ml pH calibration solution kit. 3.Calibrate your pH meter with the pH solution. Package Includes: *ph buffer powder kit 5 x pH 4.01 (Potassium Hydrogen Phthalate) 5 x pH 6.86 (Mixed phosphate) 5 x pH 9.18 (Borax) *1x User's Guide

  • Color: White
  • Brand: HoneForest
  • ASIN: B075L6TF1V
  • UPC: 685642943535
 - General Hydroponics Ph 7.0 Calibration Solution - 8 Ounces, 1 bottle
General Hydroponics Ph 7.0 Calibration Solution - 8 Ounces, 1 bottle

General Hydroponics uses the highest quality electronic meter reference solutions. Growers can use our reference solutions widely among many popular brands of meters using the NaCl scale. General Hydroponics technicians check each batch to ensure that our solutions are exactly calibrated each time they are used.

  • Color: 8 Ounce
  • Brand: General Hydroponics
  • ASIN: B001D0CKYK
  • UPC: 793094000000
 - General Hydroponics Ph 4.01 & Ph 7.0 Calibration Solution Kit, 8 oz
General Hydroponics Ph 4.01 & Ph 7.0 Calibration Solution Kit, 8 oz

General Hydroponics uses the highest quality electronic meter reference solutions. Growers can use our reference solutions widely among many popular brands of meters using the NaCl scale. General Hydroponics technicians check each batch to ensure that our solutions are exactly calibrated each time they are used.

  • Brand: General Hydroponics
  • ASIN: B017H73794
  • UPC: 765018456002
 - Atlas Scientific pH Calibration Solution 4.00 & 7.00 125ml - 4oz (Pack of 2)
Atlas Scientific pH Calibration Solution 4.00 & 7.00 125ml - 4oz (Pack of 2)

Calibration Solution Test Kit pH 4.0 & pH 7.0 - Perfect pH Indicator - Calibrate pH Meter Atlas Scientific is the industry leader in embedded chemical sensing. This highly specialized company focuses all of its resources on manufacturing the best chemical sensors and test chemicals on the market today. Atlas Scientific proudly offers its technology to individuals, industry professionals, and defense contractors worldwide. Features: Atlas Scientific's pH test kit Standardized against NIST-certified references, each batch is manufactured under strict conditions to ensure quality and stability and is checked to verify calibration. Wide range of application, Ideal for testing pH balance of drinking water, pool, aquarium, RO system, or general hydroponics, food processing, home aquariums, industrial processing equipment and pharmaceutical manufacturing. These are the highest quality pH test solutions you can buy on the market today and carry a 2 year shelf life at room temperature. This pH solution is not a dangerous substance according to GHS classification criteria. Each of our pH solutions are nontoxic in low quantities. Clean with soap and water if exposed to skin. Avoid ingestion and contact with eyes. Set Include: Set of Two(2) 4oz bottles (250 ml): pH 4.0 and pH 7.0 - 2 y...

  • Brand: Atlas Scientific
  • ASIN: B0157DOZ4Q
  • UPC: 857434005466
 - 6-pack pH Meter Buffer Solution Powder For Precise and Easy PH Calibration, PH Calibration Powder Solution 6.86,4.01,9.18
6-pack pH Meter Buffer Solution Powder For Precise and Easy PH Calibration, PH Calibration Powder Solution 6.86,4.01,9.18

Your pH meter is not so accurate anymore?If you have a pool, aquarium, or spa, pH testing is something you do on a regular basis. However, hassling with messy liquid solutions may not give you the accuracy you need. Put the measuring cup away and opt for pre-measured convenience.Specifications: ✔ 2*4.01 Solution (Potassium Hydrogen Phthalate) ✔ 2*6.86 Solution (Mixed phosphate) ✔ 2*9.18 Solution (Borax) Directions for use:Step 1:Completely empty the powder into a clean 250mL glass beaker. Step 2:Add 250mL deionized water (or distilled water) to the beaker. Step 3:Stir until the powder has completely dissolved. Step 4:Follow the Esee pH meter calibration steps to calibrate your pH meter(Asin for Esee PH meter: B01LWMJVPG )CAUTION: Not a drinkable solution! Don't Miss Out On This Excellent pH Calibration Powder, Click "Add to Cart" Now!

  • Brand: ESEE
  • ASIN: B01N9DFBT1
  • UPC: 613706120103
 - Biopharm Buffer Calibration Kit (3) 250 ml (8oz) Bottles pH 4.00, pH 6.86 and pH 9.18 NIST Traceable Reference Standards for All pH Meters
Biopharm Buffer Calibration Kit (3) 250 ml (8oz) Bottles pH 4.00, pH 6.86 and pH 9.18 NIST Traceable Reference Standards for All pH Meters

These buffer calibration solutions are suitable for the calibration of all pH meters. Each production lot is manufactured in our USA laboratory following carefully controlled written procedures and standardized against NIST standard reference materials (SRM) for highest accuracy. The finished product is assigned a unique Lot number and expiration date. These products will have greater than one year shelf life when received.

  • Brand: Biopharm
  • ASIN: B071KGTN7G
  • UPC: 721272377354
 - Atlas Scientific pH 4.00, 7.00, 10.00 Calibration Solution 125ml - 4oz (Pack of 3)
Atlas Scientific pH 4.00, 7.00, 10.00 Calibration Solution 125ml - 4oz (Pack of 3)

Calibration Solution Test Kit pH 4.0, 7.0 & 10.0 - Perfect pH Indicator & Calibrate pH Meter - & Use With pH Probe Atlas Scientific is the industry leader in embedded chemical sensing. This highly specialized company focuses all of its resources on manufacturing the best chemical sensors and test chemicals on the market today. Atlas Scientific proudly offers its technology to individuals, industry professionals, and defense contractors worldwide. Features: Atlas Scientific's pH test kit Standardized against NIST-certified references, each batch is manufactured under strict conditions to ensure quality and stability and is checked to verify calibration. Wide range of application, Ideal for testing pH balance of drinking water, pool, aquarium, RO system, or hydroponics, food processing, home aquariums, industrial processing equipment and pharmaceutical manufacturing. These are the highest quality pH test solutions you can buy on the market today and carry a 2 year shelf life at room temperature. Great for pH testing and calibration, storage and refills . In this pH solution, not a dangerous substance according to GHS classification criteria. Set Include: Set of Three (3) Calibration Solution Kit pH 4.0, 7.0 & 10.0 , 4oz bottles (125 ml) - 2 year shelf life at room temperature...

  • Brand: Atlas Scientific
  • ASIN: B0063MWYMQ
  • UPC: 798304183962
 - Biopharm pH Calibration Kit (2) 8oz Bottles pH 4 and pH 7 Buffer NIST Traceable Reference Standards for All pH Meters
Biopharm pH Calibration Kit (2) 8oz Bottles pH 4 and pH 7 Buffer NIST Traceable Reference Standards for All pH Meters

Want that feeling of confidence from doing things right? Get our accurate, unbiased, independent and scientifically documented calibration standards and be sure your meter is working correctly. These buffer calibration solutions are suitable for the calibration of all pH meters. Each production lot is manufactured in our USA laboratory following carefully controlled written procedures and standardized against NIST standard reference materials (SRM) for highest accuracy. The finished product is assigned a unique Lot number and expiration date. These products will have greater than one year shelf life when received.

  • Brand: Biopharm
  • ASIN: B01F7OXRG2
  • UPC: 721272377156
 - Hanna Instruments HI7007L 7.01 pH Calibration Buffer Solution, 500mL Bottle
Hanna Instruments HI7007L 7.01 pH Calibration Buffer Solution, 500mL Bottle

pH 7.01 is the most widely used among all buffer solutions. Prepared it in a wider variety of sizes to meet every application need. Hanna pH buffer solutions are NIST standardized reference solutions. For the pH standard most widely used for calibration, Hanna also offers a wide range of buffer solutions in sachets, where the solutions are always fresh and easy-to-use for field applications. 500mL Bottle. pH value at 25 degree C: 7.01.

  • Brand: Hanna Instruments
  • ASIN: B0085XQSS2
 - Oakton WD-05942-10 Oakton Calibration Buffer Pack, 500 mL Bottle Each of 4.01, 7.00 and 10.00 Standards
Oakton WD-05942-10 Oakton Calibration Buffer Pack, 500 mL Bottle Each of 4.01, 7.00 and 10.00 Standards

All Oakton pH buffer solutions are freshness dated, and standardized against nist-traceable References to ensure quality. ±0.01 pH at 25°c. Oakton pH buffer solution bottles are labeled with the name and CAS number for all ingredients (for "right-to-know" requirements), and are supplied with an MSDS. Oakton pouches are convenient, air-tight pouches with high-precision calibration standards. Ideal for field use- take them to your Test site for on-the-spot calibration. Each box contains twenty 20Ml pouches.

  • Brand: Oakton
  • ASIN: B01JDE1VAQ
 - Biopharm pH Calibration Solution 1 Gallon pH 4 Buffer NIST Traceable Reference Standards for All pH Meters
Biopharm pH Calibration Solution 1 Gallon pH 4 Buffer NIST Traceable Reference Standards for All pH Meters

This buffer calibration solution is suitable for the calibration of all pH meters. Each production lot is manufactured in our own laboratory following carefully controlled, written procedures and standardized against NIST standard reference materials (SRM) for high accuracy. The finished product is assigned a unique Lot number and expiration date. These products will have greater than one year shelf life when received. Certificate of analysis and traceability included.

  • Brand: Biopharm
  • ASIN: B07G9QYZYK
  • UPC: 721272377606
 - 8oz. pH Calibration Buffer Solution Kit (pH 4.00, 7.00 & 10.01), plus 4oz 3M KCL Storage Solution for pH/ORP Electrodes
8oz. pH Calibration Buffer Solution Kit (pH 4.00, 7.00 & 10.01), plus 4oz 3M KCL Storage Solution for pH/ORP Electrodes

The Apera Instruments AI1109 pH calibration buffer solution Kit includes three 8oz bottles of pH buffer solutions (pH 4.00, pH 7.00, and pH 10.01), and one 4oz bottle of 3M KCl storage solution for pH/ORP electrodes. The color-coded buffer solutions are standardized against NIST certified pH References within 0.01 pH at 25˚c (77˚f). it’s ideal for the calibration of all kinds of pH meters. Since pH level is affected by temperature, a temperature/pH reference Chart is provided on the bottle Label for reference. The 3M KCl storage solution helps keep the sensitivity and accuracy of your pH probes. All the solutions are double-sealed, not subject to the dot shipping restrictions, and have a 1-year shelf life. Expiration date is printed on the bottle. Msds documents are downloadable. Note: store at room temperature and away from direct sunlight. Keep the bottle tightly closed when not in use. Keep out of REACH of children.

  • Brand: Apera Instruments, LLC
  • ASIN: B01N0QVLLD
  • UPC: 858718006988
 - Biopharm pH Calibration Solution Kit (2) 16oz (500 ml) Bottles pH 4 and pH 7 Buffer NIST Traceable Reference Standards for All pH Meters
Biopharm pH Calibration Solution Kit (2) 16oz (500 ml) Bottles pH 4 and pH 7 Buffer NIST Traceable Reference Standards for All pH Meters

Want that feeling of confidence from doing things right? Get our accurate, unbiased, independent and scientifically documented calibration standards and be sure your meter is working correctly. These buffer calibration solutions are suitable for the calibration of all pH meters. Each production lot is manufactured in our laboratory following carefully controlled written procedures and standardized against NIST standard reference materials (SRM) for high accuracy. The finished product is assigned a unique Lot number and expiration date. These products will have greater than one year shelf life when received.

  • Brand: Biopharm
  • ASIN: B01LVU1UD1
  • UPC: 721272377170
 - Biopharm Buffer Calibration Solution Kit 3-Pack of 500 ml Each pH 4, 7 and 10 Calibration Standards Color Coded NIST Traceable for All pH Meters
Biopharm Buffer Calibration Solution Kit 3-Pack of 500 ml Each pH 4, 7 and 10 Calibration Standards Color Coded NIST Traceable for All pH Meters

These buffer calibration solutions are suitable for the calibration of all pH meters. Each production lot is manufactured in our own laboratory following carefully controlled written procedures and standardized against NIST standard reference materials (SRM) for high accuracy. The finished product is assigned a unique Lot number and expiration date. These products will have greater than one year shelf life when received. Certificate of analysis and traceability included.

  • Brand: Biopharm
  • ASIN: B01E7U873K

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