Fisher Scientific
Products
Buffers and Standards
Electrochemistry Buffers

Electrochemistry Buffers

Buffer solutions suitable for use as reference and calibration standards for measuring pH values.

Quantity

1 Bottle (4)
1 Ea. (1)
1 Kit (2)
1 Kit (2 bottles ea. 3821,3822 and 3823) (1)
1 L (236)
1 Pc. (12)
1 gal. (2)
1 kg (2)
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10 L (66)
10 Pouches (1)
10 x 15 mL (1)
10/Pk. (3)
100 Pk. (3)
100 Tablets (3)
100 mL (19)
1000 Samples (1)
1000 mL (1)
100mL; 6-pk. (1)
12 Ea. (1)
12 Packets (1)
120 mL (3)
125 mL (2)
13.00 ±0.05 (1)
150 mL (1)
16 oz. (3)
19 L (4)
2 L (1)
2.5 L (2)
20 Ea. (2)
20 L (104)
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20 Pouches (1)
20 mL (2)
20 mg (1)
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20 x 20 mL (16)
200 x 20 mL (3)
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25/Pk. (3)
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250 mL (38)
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4 L (164)
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4 x 475 mL pH 6.97 Buffer, 2 x 475 mL pH 4.10 Buffer, 2 x 60 mL pHISA Adjuster (1)
4 x 475 mL, 1 x 60 mL (1)
4 x 500 mL (2)
473 mL (4)
475 mL (34)
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50 g (1)
50 mL (1)
500 mL (340)
55 gal. (1)
6 x 1 Ea. (4)
6 x 1 L (21)
6 x 100 mL (8)
6 x 500 mL (9)
60 mL (2)
65 mL (1)
90 mL (4)
Each capsule makes 100 mL solution (9)
Each capsule makes 500 mL solution (2)

Physical Form

Aqueous Solution (28)
Capsule (11)
Chemvelope (1)
Colorless Liquid (1)
Liquid (926)
Powder or Solid (2)
Solid (5)
Solution (25)
Tablet (3)

<2 (1)
0.5 (3)
0.95 (2)
1 (11)
1.00 (2)
1.00 ±0.01 (1)
1.00 ±0.02 (5)
1.07 (5)
1.07 ±0.02 (3)
1.66 to 1.70 (5)
1.679 (1)
1.68 (16)
1.68 ±0.01 (4)
10 (52)
10 to 10.5 (2)
10.0 (13)
10.00 (5)
10.00 ±0.01 (8)
10.00 ±0.02 (6)
10.01 (8)
10.01 ±0.02 (1)
10.012 (7)
10.012 (at 25°C) (1)
10.02 (1)
10.3 (3)
10.4 (1)
10.5 (2)
11 (12)
11.0 (1)
11.00 ±0.01 (1)
11.00 ±0.05 (3)
11.5 to 12.5 (1)
12 (15)
12.0 (2)
12.00 (1)
12.00 ±0.01 (2)
12.00 ±0.05 (2)
12.45 (13)
12.45 ±0.01 (1)
12.45 ±0.05 (2)
12.46 (4)
13 (9)
13.0 (1)
13.00 (1)
13.00 ±0.01 (1)
13.00 ±0.05 (7)
2 (21)
2.0 (1)
2.00 (3)
2.00 ±0.01 (6)
2.00 ±0.02 (4)
2.4 (1)
2.5 (2)
2.7 (1)
2.9 (1)
3 (19)
3 to 6 (1)
3.00 (3)
3.00 ±0.01 (6)
3.2 (3)
3.20 ±0.05 (3)
3.5 (10)
3.5 ±0.5 (2)
3.56 (4)
3.776 (1)
3.8 to 4.0 (1)
3.98 to 4.02 (20°C) (3)
3.99 to 4.01 (2)
4 (44)
4 to 5 (2)
4 to 6 (3)
4 to 7.1 (1)
4, 7, 10 (7)
4-6 (1)
4.0 (23)
4.0 ±0.1 (5)
4.00 (2)
4.00 ±0.01 (4)
4.00 ±0.02 (1)
4.00 to 4.01 (13)
4.005 (6)
4.005, 7.000, 10.012 (1)
4.006 (1)
4.006 (at 25°C) (1)
4.008 (1)
4.01 (14)
4.01 ±0.01 (9)
4.01, 7, 10.01 (1)
4.01, 7.00, 10.01 (6)
4.1 (1)
4.1 ±0.3 (2)
4.1 to 4.5 (1)
4.45 (1)
4.46 to 4.70 (1)
4.5 (6)
4.50 ±0.05 (1)
4.6 (3)
4.6 to 4.7 (1)
4.63 (2)
4.65 (1)
4.7 (2)
4.98 to 5.02 (20°C) (1)
4; 10; 7 (1)
5 (17)
5 to 5.5 (8)
5.0 (6)
5.0 to 5.5 (2)
5.0 to 5.5 pH (2)
5.00 ±0.01 (7)
5.02 (1)
5.4 (5)
5.5 (12)
5.50 ±0.05 (1)
5.6 (1)
5.8 (2)
6 (24)
6.0 (4)
6.00 (4)
6.00 ±0.01 (7)
6.00 ±0.05 (1)
6.4 (1)
6.5 (6)
6.6 (1)
6.8 (1)
6.84 (1)
6.86 (12)
6.86 ±0.01 (7)
6.865 (2)
6.865 (at 25°C) (1)
6.97 (2)
6.99 to 7.01 (2)
7 (69)
7.0 (16)
7.00 (11)
7.00 ±0.01 (25)
7.000 (1)
7.000 ±0.002 (1)
7.15 (1)
7.2 (7)
7.2 ±0.1 (3)
7.38 (3)
7.38 ±0.01 (2)
7.4 (10)
7.40 ±0.01 (3)
7.413 (3)
7.5 (6)
7.6 (2)
7.7 (5)
7.70 ±0.01 (4)
8 (18)
8.0 (15)
8.00 ±0.01 (7)
8.5 (11)
8.6 (1)
8.8 (1)
8.9 (1)
8.95 (1)
9 (17)
9.0 (14)
9.00 (4)
9.00 ±0.01 (7)
9.15 (1)
9.18 (13)
9.18 ±0.01 (5)
9.180 (1)
9.180 (at 25°C) (1)
9.4 (2)
9.5 (8)
9.50 ±0.20 (3)
9.90 to 10.10 (1)
9.98 to 10.02 (2)
9.98 to 10.02 (20°C) (2)
9.99 to 10.01 (5% soln. at 25°C) (1)
Alkaline (2)

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Calibration (8)
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Ionic Strength Adjustor (9)
Standard (25)
Storage (3)
Surfactant Analysis (2)
Technical Buffer (6)
pH Buffer (242)
pH Buffer and Storage Solution (1)
pH Buffer, Storage Solution and Cleaning Solution (2)

For Use With (Application)

Accurate calibrations and NIST traceability (1)
Accurate calibrations and NIST traceability, laboratory and bench analysis (2)
Accurate calibrations and NIST traceability, portable and field analysis (1)
Accurate pH calibrations and NIST traceability, laboratory and bench analysis (8)
Accurate pH calibrations and NIST traceability, portable and field analysis (6)
Accurate, reproducible pH calibrations (15)
Aluminum Analysis (2)
Calibration (374)
Calibration and Maintenance (7)
EP Testing (1)
Ensures that the pH electrode works properly after prolonged storage, overnight storage and between samples (1)
Fluoride Analysis (17)
HPLC (1)
Ionic strength adjustors used for analysis with ion selective electrodes and special reagents used with some ion selective electrodes (4)
Iron Analysis (9)
Nitrogen Analysis (8)
PH ion conductivity & oxygen measurement (1)
Product Monographs (5)
Provide fast, accurate pH results in high purity and low ionic strength waters. Recommended for samples such as well water, rain water, distilled/deionized water, boiler feed water and process water. (5)
Storage (4)
Titration (11)
Wastewater Analysis (6)
Water Analysis (76)
Zinc Analysis (2)
pH Calibration (14)
pH Measurement (53)
pH calibration (11)
pH measurement, electrode calibration (4)

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Quantity

1 Bottle (4)
1 Ea. (1)
1 Kit (2)
1 Kit (2 bottles ea. 3821,3822 and 3823) (1)
1 L (236)
1 Pc. (12)
1 gal. (2)
1 kg (2)
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10 L (66)
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10 x 15 mL (1)
10/Pk. (3)
100 Pk. (3)
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100 mL (19)
1000 Samples (1)
1000 mL (1)
100mL; 6-pk. (1)
12 Ea. (1)
12 Packets (1)
120 mL (3)
125 mL (2)
13.00 ±0.05 (1)
150 mL (1)
16 oz. (3)
19 L (4)
2 L (1)
2.5 L (2)
20 Ea. (2)
20 L (104)
20 Pk. (1)
20 Pouches (1)
20 mL (2)
20 mg (1)
20 pouches (1)
20 x 20 mL (16)
200 x 20 mL (3)
25 x 15 mL (4)
25/Pk. (3)
250 g (2)
250 mL (38)
3 x 500 mL (2)
3.8 L (1)
30 Ea. (1)
30 x 20 mL (6)
30 x 30 mL (4)
4 L (164)
4 pack (1)
4 x 3.8 L (1)
4 x 475 mL (5)
4 x 475 mL pH 6.97 Buffer, 2 x 475 mL pH 4.10 Buffer, 2 x 60 mL pHISA Adjuster (1)
4 x 475 mL, 1 x 60 mL (1)
4 x 500 mL (2)
473 mL (4)
475 mL (34)
5 Chemvelopes (4)
5 Ea. (2)
5 L (5)
5 Vials (1)
5 x 60 mL (11)
50 g (1)
50 mL (1)
500 mL (340)
55 gal. (1)
6 x 1 Ea. (4)
6 x 1 L (21)
6 x 100 mL (8)
6 x 500 mL (9)
60 mL (2)
65 mL (1)
90 mL (4)
Each capsule makes 100 mL solution (9)
Each capsule makes 500 mL solution (2)

Physical Form

Aqueous Solution (28)
Capsule (11)
Chemvelope (1)
Colorless Liquid (1)
Liquid (926)
Powder or Solid (2)
Solid (5)
Solution (25)
Tablet (3)

pH

<2 (1)
0.5 (3)
0.95 (2)
1 (11)
1.00 (2)
1.00 ±0.01 (1)
1.00 ±0.02 (5)
1.07 (5)
1.07 ±0.02 (3)
1.66 to 1.70 (5)
1.679 (1)
1.68 (16)
1.68 ±0.01 (4)
10 (52)
10 to 10.5 (2)
10.0 (13)
10.00 (5)
10.00 ±0.01 (8)
10.00 ±0.02 (6)
10.01 (8)
10.01 ±0.02 (1)
10.012 (7)
10.012 (at 25°C) (1)
10.02 (1)
10.3 (3)
10.4 (1)
10.5 (2)
11 (12)
11.0 (1)
11.00 ±0.01 (1)
11.00 ±0.05 (3)
11.5 to 12.5 (1)
12 (15)
12.0 (2)
12.00 (1)
12.00 ±0.01 (2)
12.00 ±0.05 (2)
12.45 (13)
12.45 ±0.01 (1)
12.45 ±0.05 (2)
12.46 (4)
13 (9)
13.0 (1)
13.00 (1)
13.00 ±0.01 (1)
13.00 ±0.05 (7)
2 (21)
2.0 (1)
2.00 (3)
2.00 ±0.01 (6)
2.00 ±0.02 (4)
2.4 (1)
2.5 (2)
2.7 (1)
2.9 (1)
3 (19)
3 to 6 (1)
3.00 (3)
3.00 ±0.01 (6)
3.2 (3)
3.20 ±0.05 (3)
3.5 (10)
3.5 ±0.5 (2)
3.56 (4)
3.776 (1)
3.8 to 4.0 (1)
3.98 to 4.02 (20°C) (3)
3.99 to 4.01 (2)
4 (44)
4 to 5 (2)
4 to 6 (3)
4 to 7.1 (1)
4, 7, 10 (7)
4-6 (1)
4.0 (23)
4.0 ±0.1 (5)
4.00 (2)
4.00 ±0.01 (4)
4.00 ±0.02 (1)
4.00 to 4.01 (13)
4.005 (6)
4.005, 7.000, 10.012 (1)
4.006 (1)
4.006 (at 25°C) (1)
4.008 (1)
4.01 (14)
4.01 ±0.01 (9)
4.01, 7, 10.01 (1)
4.01, 7.00, 10.01 (6)
4.1 (1)
4.1 ±0.3 (2)
4.1 to 4.5 (1)
4.45 (1)
4.46 to 4.70 (1)
4.5 (6)
4.50 ±0.05 (1)
4.6 (3)
4.6 to 4.7 (1)
4.63 (2)
4.65 (1)
4.7 (2)
4.98 to 5.02 (20°C) (1)
4; 10; 7 (1)
5 (17)
5 to 5.5 (8)
5.0 (6)
5.0 to 5.5 (2)
5.0 to 5.5 pH (2)
5.00 ±0.01 (7)
5.02 (1)
5.4 (5)
5.5 (12)
5.50 ±0.05 (1)
5.6 (1)
5.8 (2)
6 (24)
6.0 (4)
6.00 (4)
6.00 ±0.01 (7)
6.00 ±0.05 (1)
6.4 (1)
6.5 (6)
6.6 (1)
6.8 (1)
6.84 (1)
6.86 (12)
6.86 ±0.01 (7)
6.865 (2)
6.865 (at 25°C) (1)
6.97 (2)
6.99 to 7.01 (2)
7 (69)
7.0 (16)
7.00 (11)
7.00 ±0.01 (25)
7.000 (1)
7.000 ±0.002 (1)
7.15 (1)
7.2 (7)
7.2 ±0.1 (3)
7.38 (3)
7.38 ±0.01 (2)
7.4 (10)
7.40 ±0.01 (3)
7.413 (3)
7.5 (6)
7.6 (2)
7.7 (5)
7.70 ±0.01 (4)
8 (18)
8.0 (15)
8.00 ±0.01 (7)
8.5 (11)
8.6 (1)
8.8 (1)
8.9 (1)
8.95 (1)
9 (17)
9.0 (14)
9.00 (4)
9.00 ±0.01 (7)
9.15 (1)
9.18 (13)
9.18 ±0.01 (5)
9.180 (1)
9.180 (at 25°C) (1)
9.4 (2)
9.5 (8)
9.50 ±0.20 (3)
9.90 to 10.10 (1)
9.98 to 10.02 (2)
9.98 to 10.02 (20°C) (2)
9.99 to 10.01 (5% soln. at 25°C) (1)
Alkaline (2)

Solution Type

Antigen Retrieval Reagent (1)
Aqueous (2)
Buffer (321)
Buffer, Storage (1)
Calibration (8)
Colored pH Buffer (35)
Ionic Strength Adjustor (9)
Standard (25)
Storage (3)
Surfactant Analysis (2)
Technical Buffer (6)
pH Buffer (242)
pH Buffer and Storage Solution (1)
pH Buffer, Storage Solution and Cleaning Solution (2)

For Use With (Application)

Accurate calibrations and NIST traceability (1)
Accurate calibrations and NIST traceability, laboratory and bench analysis (2)
Accurate calibrations and NIST traceability, portable and field analysis (1)
Accurate pH calibrations and NIST traceability, laboratory and bench analysis (8)
Accurate pH calibrations and NIST traceability, portable and field analysis (6)
Accurate, reproducible pH calibrations (15)
Aluminum Analysis (2)
Calibration (374)
Calibration and Maintenance (7)
EP Testing (1)
Ensures that the pH electrode works properly after prolonged storage, overnight storage and between samples (1)
Fluoride Analysis (17)
HPLC (1)
Ionic strength adjustors used for analysis with ion selective electrodes and special reagents used with some ion selective electrodes (4)
Iron Analysis (9)
Nitrogen Analysis (8)
PH ion conductivity & oxygen measurement (1)
Product Monographs (5)
Provide fast, accurate pH results in high purity and low ionic strength waters. Recommended for samples such as well water, rain water, distilled/deionized water, boiler feed water and process water. (5)
Storage (4)
Titration (11)
Wastewater Analysis (6)
Water Analysis (76)
Zinc Analysis (2)
pH Calibration (14)
pH Measurement (53)
pH calibration (11)
pH measurement, electrode calibration (4)

For Use With (Equipment)

3500 Series Genetic Analyzers, SeqStudio Flex Series Genetic Analyzers (1)
AA, ICP, ICP/MS, IC, XRF, and other analytical instrumentation (10)
Electrode (4)
Fluoride Ion Selective Electrode (6)
Fluoride Meter (12)
Instruments and Electrodes (9)
Ion Selective Electrode (13)
Sodium Ion Selective Electrode (2)
Surfactant Ion Selective Electrode (2)
pH Electrode (6)
pH Instruments and Electrodes (7)
pH Meter (128)
pH Meter and Electrode (329)
pH Meter and Electrode, single-use (11)
pH Probe (2)

Grade

Analytical (4)
BAKER ANALYZED™ Reagent (6)
Certified (280)
HPLC (5)
Laboratory (114)
Reagent (74)
Reference Standard (34)
Specpure (6)
Technical (1)
USP (4)
puriss. p.a. (1)

Concentration

0.002 M (1)
0.02 M (2)
0.025 M (1)
0.05 M (4)
0.1 M (8)
0.2 M (25)
0.5 M (34)
1 M (13)
1.0% (Potassium hydrogen phthalate) (2)
1.1 M (1)
10 M (2)
10 mol/L (1)
1X (273)
2 mol/L (1)
2.0 M (2)
3 mol/L (1)
4 mol/L (1)
5 M (1)
5 mol/L (1)
50 mM (1)
5X (6)
6 mol/L (1)
7 mol/L (1)
8 mol/L (1)
9 mol/L (1)

Molecular Weight (g/mol)

121.136 (1)
136.08 (13)
137.05 (2)
141.96 (1)
142.09 (1)
149.19 (2)
162.052 (5)
174.17 (2)
18.02 (10)
201.21 (14)
204.222 (4)
294.10 (3)
3 to 6 (1)
30.03 (1)
34.01 (2)
35.05 (66)
380.17 (2)
458.90 (1)
53.49 (1)
62.068 (1)
624.384 (1)
74.55 (1)
82.03 (1)
84.01 (10)
84.01 g/mol (1)
Mixture (2)

Product Line

VeriSpec (31)

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