Buffers / Lab Chemicals - Mega Sale! Save up to 21%


Mega Sale! Up to 21% off on Buffers (in Lab Chemicals) at Microscope Universe [55]. Top brands include Biopharm, General Hydroponics, Oakton, Apera Instruments, LLC, Innovating Science, Milwaukee, Burrell Scientific, TissuePro, & Hanna Instruments. Hurry! Limited time offers. Offers valid only while supplies last.



Biopharm pH Calibration Solution Kit (2) 16oz (500 ml) Bottles pH 4 and pH 7 Buffer NIST Traceable Reference Standards for All pH Meters
By Biopharm
In Stock
$19.99

mpn: BB88892X, ean: 0721272377170,

4.9 out of 5 stars with 46 reviews
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


General Hydroponics PH 7 Calibration Solution for Gardening, 1-Quart
By General Hydroponics
SKU: #KV-AGEC-XV5S
In Stock
$21.50
$19.99
You Save: 7%

sku: KV-AGEC-XV5S, mpn: 722035, ean: 0793094015530,

4.5 out of 5 stars with 8 reviews
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.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.


Oakton WD-05942-10 Oakton Calibration Buffer Pack, 500 mL Bottle Each of 4.01, 7.00 and 10.00 Standards
By Oakton
In Stock
$30.25

mpn: WD-05942-10,

4.6 out of 5 stars with 7 reviews
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


Biopharm pH Calibration Kit (2) 8oz Bottles pH 4 and pH 7 Buffer NIST Traceable Reference Standards for All pH Meters
By Biopharm
In Stock
$13.50

mpn: BB8889X, ean: 0721272377156,

4.0 out of 5 stars with 30 reviews
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 a


General Hydroponics Ph 4.01 & Ph 7.0 Calibration Solution Kit, 8 oz
By General Hydroponics
In Stock
$18.52
$17.60
You Save: 5%

mpn: GHPHCS4&7-8OZ, ean: 0765018456002,

4.9 out of 5 stars with 41 reviews
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.2 Bottles - 1 Each Of Ph 4.01 & Ph 7.0 Calibration Solution. Highest Quality Electronic Meter Reference Solutions. Each Batch Is Checked To Ensure Calibration. No Assembly Required.


8oz. pH Calibration Buffer Solution Kit (pH 4.00 & 7.00), plus 4oz. 3M KCL Storage Solution for pH/ORP Electrodes
By Apera Instruments, LLC
In Stock
$25.51
$24.50
You Save: 4%

mpn: AI1108, ean: 0858718006926,

4.7 out of 5 stars with 57 reviews
The Apera Instruments AI1108 pH calibration buffer solution Kit includes two 8oz bottles of pH buffer solutions (pH 4.00 & pH 7.00), 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 refere


IS Extra Large pH Buffer Calibration Kit - 16.9 Ounce each pH 4, 7, 10 and 4 Ounce Potassium Chloride - Curated Chemical Collection
By Innovating Science
In Stock
$29.99
$23.82
You Save: 21%

mpn: IS5050, ean: 0724832050506,

4.7 out of 5 stars with 23 reviews
Innovating Science buffer calibration kit is used to determine pH levels, and includes pH 4, pH 7, and pH 10 solutions for calibration, and electrode storage solution (electrode sold separately). The kit has an instructions and material safety data sheet (MSDS) packet for product information and handling procedures, and is suitable for age 13 and older with adult supervision. The kit is not subject to Department of Transportation (DOT) shipping restrictions.Science education products incorporate


Milwaukee Instruments MA9015 Storage Solution for pH/ORP Electrode, 230 mL Volume
By Milwaukee
In Stock
$12.51

mpn: MA9015, ean: 0810666009633,

4.4 out of 5 stars with 20 reviews
Milwaukee offers a wide range of calibration, maintenance & cleaning solutions. The use of calibration and cleaning solutions is fundamental for the correct use of electrodes and for obtaining the most accurate and reproducible readings. Often readings are not correct because the sensors have not been properly handled. Milwaukee standard solutions are available in 230 mL bottles and 20 mL sachets. Traditional buffer solutions are packed in 230 mL leak-proof bottles and are recommended for lab ap


Biopharm pH Calibration Solution Kit (3) 250 ml (8oz) Bottles pH 4.0, pH 7.0 and Electrode Storage Solution NIST Traceable Reference Standards for All pH Meters
By Biopharm
In Stock
$19.99

mpn: BB8893X, ean: 0721272377187,

4.9 out of 5 stars with 23 reviews
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. The electrode storage solution will help keep the pH electrode clean and


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
By Biopharm
In Stock
$17.99

mpn: BB8891X, ean: 0721272377163,

4.1 out of 5 stars with 7 reviews
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.NIST Reference Calibrated


Biopharm pH Calibration Solution 2-Pack Quart (1 L) Bottles pH 4 and pH 7 Buffer NIST Traceable Reference Standards for All pH Meters
By Biopharm
In Stock
$37.75

mpn: BB88892QX, ean: 0721272377286,

4.8 out of 5 stars with 42 reviews
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 a


Burrell Scientific RZ1-238-04-74 Buffer Solution, 7.0 pH, 4 L, Yellow
By Burrell Scientific
In Stock
$54.95

mpn: RZ1-238-04-74,

4.7 out of 5 stars with 29 reviews
Buffer Solution at pH 7.0 at 25% yellow color coded. 4L poly bottle. Traceable to NIST and not regulated for DOT.Buffer Solution, pH 7.0 25% yellow. 4 L. Traceable to NIST, DOT not regulated.


Neutral Buffered Formalin
By TissuePro
In Stock
$15.00

mpn: NFB03-32R,

4.3 out of 5 stars with 54 reviews
10% neutral buffered formalin is a general histological tissue fixative. Contains formaldehyde buffered to a neutral pH. DETAILS Use: Required for tissue/specimen fixation. For laboratory use only. Hazards: contains paraformaldehyde, chemical known to cause cancer. Handling: with care. Warning! Harmful if swallowed, inhaled or absorbed to skin. Storage: Store at room temperature Catalog#: NFB03-32R, 32Oz/ea.Great quality product designed by respective scientists.. TissuePro Technology is a biome


Biopharm pH Calibration Solution 1 Quart pH 7 Buffer NIST Traceable Reference Standards for All pH Meters
By Biopharm
In Stock
$19.95

mpn: BB8871Q, ean: 0721272377644,

4.1 out of 5 stars with 20 reviews
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.NIST Reference Calibrated.


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
By Biopharm
In Stock
$19.95

mpn: BB8895X, ean: 0721272377354,

4.8 out of 5 stars with 7 reviews
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.Labeled for both 20 C and 25 C temperature values. Individually Bagged 25


Biopharm pH Calibration Solution 1 Quart pH 4 Buffer NIST Traceable Reference Standards for All pH Meters
By Biopharm
In Stock
$19.95

mpn: BB8872Q, ean: 0721272377651,

4.6 out of 5 stars with 14 reviews
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.NIST Reference Calibrated.


Hanna Instruments HI7007L 7.01 pH Calibration Buffer Solution, 500mL Bottle
By Hanna Instruments
In Stock
$24.97

mpn: HI7007L,

4.4 out of 5 stars with 25 reviews
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.pH 7.01 is the most widely used among all buffer solutions. P


Biopharm pH Calibration Solution Kit (4) 8oz Bottles pH 4.0, 7.0, 10.0 and Electrode Storage Solution NIST Traceable Reference Standards for All pH Meters
By Biopharm
In Stock
$28.99

mpn: BB8888X, ean: 0721272377118,

4.6 out of 5 stars with 32 reviews
These buffer calibration solutions are suitable for the calibration of all pH meters. Each production lot is manufactured 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. The electrode storage solution will help keep the pH electrode clean and protected.Color Coded


7.00 pH Standard Buffer Solution, Yellow, 500mL - The Curated Chemical Collection
By Innovating Science
In Stock
$12.36

mpn: IS11104, ean: 0724832001034,

4.3 out of 5 stars with 48 reviews
Innovating Science's 7.00 pH buffer comes in a sturdy 500mL bottle. The buffer is made with potassium phosphate and sodium hydroxide to produce a stable neutral pH of 7 at 25 degrees C. This solution is the perfect fit in any educational lab dealing with chemistry or biochemistry, and is dyed yellow to easily tell buffer solutions apart. Each unit has safe handling and storage procedures printed directly on the bottle, as well as directions and temperature variations. This high quality chemical


Biopharm pH Calibration Solution 2-Pack 1 Gallon Each pH 4 and pH 7 NIST Traceable Reference Standards for All pH Meters
By Biopharm
In Stock
$84.95

mpn: BB8909X, ean: 0721272377668,

4.8 out of 5 stars with 46 reviews
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.NIST Reference Calibrated.



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