pH Buffer Solutions
A catalog of an extensive range of ISO/IEC certified, traceable, pH buffers for various applications. With a long shelf life and numerous pH values.
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Sodium chloride, suitable for molecular biology
CAS:7647-14-5
Formula:
NaCl
Purity:
≥ 99.9%
Color and Shape:
White or colourless crystals
Molecular weight:
58.44
Ref: 7W-GE0307
| 1kg | 57.00 € |
Estimated delivery in United States, on Monday 3 Jun 2024
L-(-)-Malic acid
CAS:97-67-6
Formula:
C4H6O5
Purity:
(Titration) ≥ 99.0%
Color and Shape:
White to almost white powder or crystals
Molecular weight:
134.09
Ref: 7W-GK8399
| 25g | 18.00 € | |
| 100g | 41.00 € | |
| 500g | 137.00 € |
Estimated delivery in United States, on Monday 3 Jun 2024
Tricine
CAS:5704-04-1
Formula:
C6H13NO5
Purity:
98.5 - 101.5 %
Color and Shape:
White crystalline powder
Molecular weight:
179.17
Ref: 7W-GB8987
| 1kg | 220.00 € | |
| 250g | 80.00 € |
Estimated delivery in United States, on Monday 3 Jun 2024
Sodium pyrophosphate decahydrate
CAS:13472-36-1
Formula:
Na4P2O7· 10H2O
Purity:
98.0 - 102.0 % (Na4P2O7 · 10H2O)
Color and Shape:
White crystallline powder
Molecular weight:
446.06
Ref: 7W-GK6391
| 1kg | 68.00 € | |
| 5kg | 239.00 € | |
| 100g | 16.00 € | |
| 250g | 23.00 € | |
| 500g | 39.00 € |
Estimated delivery in United States, on Monday 3 Jun 2024
di-Sodium hydrogen phosphate, anhydrous
CAS:7558-79-4
Formula:
HNa2O4P
Purity:
≥ 98.0% (dried basis)
Color and Shape:
White powder or crystals
Molecular weight:
141.98
Ref: 7W-GK3179
| 1kg | 31.00 € | |
| 5kg | 93.00 € | |
| 100g | 13.00 € | |
| 250g | 16.00 € | |
| 500g | 21.00 € |
Estimated delivery in United States, on Monday 3 Jun 2024
Potassium chloride, BP, Ph. Eur. grade
CAS:7447-40-7
Formula:
KCl
Purity:
99.0 - 101.0 % (dried basis)
Color and Shape:
White crystalline powder or colourless crystals
Molecular weight:
74.55
Ref: 7W-GE4711
| 1kg | 40.00 € | |
| 5kg | 121.00 € | |
| 100g | 14.00 € | |
| 250g | 20.00 € | |
| 500g | 26.00 € |
Estimated delivery in United States, on Monday 3 Jun 2024
Sodium carbonate, anhydrous
CAS:497-19-8
Formula:
Na2CO3
Purity:
≥ 99.0%
Color and Shape:
White powder
Molecular weight:
105.99
Ref: 7W-GK1081
| 1kg | 26.00 € | |
| 5kg | 80.00 € | |
| 250g | 14.00 € | |
| 500g | 21.00 € |
Estimated delivery in United States, on Monday 3 Jun 2024
Sodium dihydrogen phosphate dihydrate, Ph. Eur., USP grade
CAS:13472-35-0
Formula:
H2NaO4P· 2H2O
Purity:
(dried basis) 98.0 - 100.5 % (Ph. Eur.)
Color and Shape:
White crystalline powder or crystals
Molecular weight:
156.01
Ref: 7W-GK8728
| 1kg | 50.00 € | |
| 5kg | 165.00 € | |
| 100g | 17.00 € | |
| 250g | 21.00 € | |
| 500g | 31.00 € |
Estimated delivery in United States, on Monday 3 Jun 2024
2-Amino-2-methyl-1,3-propanediol
CAS:115-69-5
Formula:
C4H11NO2
Purity:
≥ 98.5%
Color and Shape:
White or almost white powder
Molecular weight:
105.14
Ref: 7W-GK1935
| Undefined size | To inquire |
Estimated delivery in United States, on Monday 3 Jun 2024
MOPS sodium salt
CAS:71119-22-7
Formula:
C7H14NNaO4S
Purity:
(Titration) ≥ 99.0% (dried basis)
Color and Shape:
White powder
Molecular weight:
231.25
Ref: 7W-GB8397
| 1kg | 261.00 € | |
| 25g | 25.00 € | |
| 100g | 45.00 € | |
| 250g | 87.00 € | |
| 500g | 151.00 € |
Estimated delivery in United States, on Monday 3 Jun 2024
di-Potassium hydrogen phosphate trihydrate
CAS:16788-57-1
Formula:
K2HPO4· 3H2O
Purity:
98.5 - 101.5 % (dried basis)
Color and Shape:
White or almost white crystals or crystalline powder
Molecular weight:
228.23
Ref: 7W-GE6381
| 1kg | 102.00 € | |
| 250g | 39.00 € | |
| 500g | 63.00 € |
Estimated delivery in United States, on Monday 3 Jun 2024
HEPES sodium salt
CAS:75277-39-3
Formula:
C8H17N2NaO4S
Purity:
≥ 99.0% (dried basis)
Color and Shape:
White crystalline powder
Molecular weight:
260.28
Ref: 7W-GB9181
| 1kg | 229.00 € | |
| 25g | 31.00 € | |
| 100g | 50.00 € | |
| 250g | 81.00 € | |
| 500g | 139.00 € |
Estimated delivery in United States, on Monday 3 Jun 2024
Tris(hydroxymethyl)aminomethane
Controlled ProductCAS:77-86-1
Formula:
C4H11NO3
Purity:
(Titration) ≥ 99.0%
Color and Shape:
Colourless or white to almost white crystals
Molecular weight:
121.14
Ref: 7W-GP9311
| 1kg | 70.00 € | |
| 5kg | 270.00 € |
Estimated delivery in United States, on Monday 3 Jun 2024
Sodium citrate, anhydrous
CAS:68-04-2
Formula:
C6H5O7Na3
Purity:
≥ 98.0%
Color and Shape:
White crystalline powder
Molecular weight:
258.07
Ref: 7W-GK2264
| 1kg | 78.00 € | |
| 5kg | 279.00 € | |
| 100g | 21.00 € | |
| 250g | 33.00 € | |
| 500g | 49.00 € |
Estimated delivery in United States, on Monday 3 Jun 2024
Sodium phosphate monobasic, anhydrous
CAS:7558-80-7
Formula:
NaH2PO4
Purity:
98.0 - 103.0 % (anhydrous basis)
Color and Shape:
White crystalline powder or crystals
Molecular weight:
119.98
Ref: 7W-GE9539
| 1kg | 44.00 € | |
| 5kg | 130.00 € | |
| 100g | 17.00 € | |
| 250g | 22.00 € | |
| 500g | 30.00 € |
Estimated delivery in United States, on Monday 3 Jun 2024
L-(-)-Malic acid, GlenCell™, suitable for cell culture
CAS:97-67-6
Formula:
C4H6O5
Molecular weight:
134.09
Ref: 7W-GK0921
| Undefined size | To inquire |
Estimated delivery in United States, on Monday 3 Jun 2024
MOPS hemisodium salt
CAS:117961-20-3
Formula:
C7H14·5NO4S·5Na
Purity:
(Titration) 98.0 - 102.0 % (anhydrous basis)
Color and Shape:
White crystalline powder
Molecular weight:
220.25
Ref: 7W-GB5755
| 100g | 93.00 € | |
| 250g | 175.00 € |
Estimated delivery in United States, on Monday 3 Jun 2024
Water, distilled, GlenBiol™, suitable for molecular biology
CAS:7732-18-5
Formula:
H2O
Color and Shape:
Clear, colourless liquid
Molecular weight:
18.02
Ref: 7W-GK8512
| 1l | 76.00 € |
Estimated delivery in United States, on Monday 3 Jun 2024
TRIS
Controlled ProductCAS:77-86-1
Formula:
C4H11NO3
Purity:
≥ 99.0% (anhydrous)
Color and Shape:
White crystalline powder or crystals
Molecular weight:
121.14
Ref: 7W-GP7166
| 1kg | 79.00 € | |
| 5kg | 302.00 € | |
| 100g | 21.00 € | |
| 250g | 31.00 € | |
| 500g | 48.00 € |
Estimated delivery in United States, on Monday 3 Jun 2024
