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- General laboratory consumables
- Occupational safety, Security
- Analytical measurement and testing
- Stirring, Shaking, Mixing
- Sample preparation
- Distillation, separation, filtration
- Heating and cooling technology
- Liquid Handling
- Vacuum technology, Drying, Dry storage
- Optical instruments and microscopes
- Cleaning and sterilisation
- Environmental-, soil-, water-, food analysis
- Chromatography
- Cleanroom
Pure and ultra-pure water
Water is required in chemical, biological and analytical laboratories for many applications and with different specifications. In the Th. Geyer online shop you will find the right equipment to produce the right water for your application: double distilled, deionised, ultra pure, for chromatography, for microbiology, for analysis or for trace analysis. We carry equipment from well-known suppliers such as ELGA LabWater, stakpure, Sartorius and Millipore, which are equipped with different technologies like reverse osmosis, EDI, ion exchange, UV and various filters. In addition, all needed accessories and consumables are available for these.
pH buffer solutions in a twin neck bottle with colour coding (20 °C)
The calibration vessel, integrated into the CHEMSOLUTE® twin neck dispensing bottles, allows the particularly economical dispensing of solution and prevents contamination.
- Accuracy ±0.01 pH units, reference temperature 20 °C
- Traceable to the National Institute of Standards and Technology (NIST)
- The dyed buffer solutions allow easy identification
pH buffer solutions with colour coding (20 °C)
The ready-to-use buffer solutions from CHEMSOLUTE® are renowned for their quality and ease of use.
- Accuracy ±0.02 pH units, reference temperature 20 °C
- Traceable to the National Institute of Standards and Technology (NIST)
- In PP bottles
- The dyed buffer solutions allow easy identification
pH buffer solutions without colour coding (20 °C)
The ready-to-use buffer solutions from CHEMSOLUTE® are renowned for their quality and ease of use.
- Accuracy: ±0.02 pH units, reference temperature 20 °C
- Traceable to standard reference material of the National Institute of Standards and Technology (NIST)
- In PP bottles (500 ml & 1000 ml) or polytainers (5000 ml)
pH buffer solutions in a twin neck bottle without colour coding (25 °C)
The calibration vessel, integrated into the CHEMSOLUTE® twin neck dispensing bottles, allows the particularly economical dispensing of solution and prevents contamination.
- Accuracy ±0.010 pH units, reference temperature 25 °C
- Traceable to the National Institute of Standards and Technology (NIST)
- Comply with DIN 19266
Electrode cleaning solutions
The CHEMSOLUTE® range offers the best solutions for the cleaning and regeneration of your electrodes.
- Pepsin/HCl cleaning solution for removing organic contaminations such as proteins from pH combined electrodes
- Thiourea/HCl cleaning solution for removing silver sulphide from diaphragms
Electrode filling solutions
These high-quality CHEMSOLUTE® electrolyte solutions are perfectly suited to the secure and reliable maintenance and care of electrodes.
- Ideal for topping up and replacing reference electrolyte solution in pH electrodes
- Suitable for long-term wet storage of the electrodes
- Traceable to SRM from the National Institute of Standards and Technology (NIST)
PBS Buffer - Ready-to-use tablets and bags
Reliable and easy to use: BIOSOLUTE® PBS Buffer tablets or powder for phosphate-buffered saline solution only need to be dissolved in deionized water. By using these readymade buffers, you avoid errors in calculation, formulation, weight and pH adjustment.
Your benefit
- Guaranteed batch consistency and reproducibility
- Manufactured from high purity starting materials
- Precisely weighed with adjusted pH value
- Saves storage space compared to liquid prepared buffers
- Autoclavable
pH calibration kit (20 °C)
The ready-to-use buffer solutions from CHEMSOLUTE® are renowned for their quality and ease of use.
The pH calibration kit from CHEMSOLUTE® contains six ready-to-use buffer solutions with colour coding and is characterized by its easy handling.
- Content: 2x pH 4.01 (red), 2x pH 7.01 (yellow), 2x pH 10.01 (blue)
- Accuracy ±0.01 pH units, reference temperature 20 °C
- Traceable to standard reference material of the National Institute of Standards and Technology (NIST)
- In PP tubes (30 ml)
pH buffer solutions without colour coding (25 °C)
The ready-to-use buffer solutions from CHEMSOLUTE® are renowned for their quality and ease of use.
- Accuracy ±0.01 pH units, reference temperature 25 °C
- Traceable to the National Institute of Standards and Technology (NIST)
- In PP bottles
pH buffer solutions with colour coding (25 °C)
The ready-to-use buffer solutions from CHEMSOLUTE® are renowned for their quality and ease of use.
- Accuracy ±0.01 pH units, reference temperature 25 °C
- Traceable to the National Institute of Standards and Technology (NIST)
- In PP bottles
- The dyed buffer solutions allow easy identification
Technical pH buffer solutions in a twin neck bottle with colour coding (25 °C)
The calibration vessel, integrated into the CHEMSOLUTE® twin neck dispensing bottles, allows the particularly economical dispensing of solution and prevents contamination.
- Accuracy ±0.02 pH units, reference temperature 25 °C
- Traceable to standard reference material of the National Institute of Standards and Technology (NIST)
- Easily identifiable due to colour coded buffer solutions
- Free from borates or other dangerous substances
pH buffer solutions in sealed-edge pouch with colour coding (25 °C)
- Accuracy ±0.02 pH units, reference temperature 25 °C
- Traceable to the National Institute of Standards and Technology (NIST)
- In 30 ml sealed-edge pouch with coloured tear-off edge
- The dyed buffer solutions allow easy identification
Buffer solution pH 10.00 borax free (±0.02/20 °C, traceable to SRM from NIST)
CHEMSOLUTE®
PO number | Package size | Price per package | |||
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6520-1L This product of our assortment corresponds with your search. |
1 l | Login / Register here |
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Potassium phosphate pH 5.8 Dissolution media concentrate (dilute to 10 l) compliant to Ph.Eur. & USP
CHEMSOLUTE®
PO number | Package size | Price per package | |||
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3048-384ML This product of our assortment corresponds with your search. |
384 ml | Login / Register here |
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Potassium phosphate pH 7.2 Dissolution media concentrate (dilute to 10 l) compliant to Ph.Eur. & USP
CHEMSOLUTE®
PO number | Package size | Price per package | |||
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3063-384ML This product of our assortment corresponds with your search. |
384 ml | Login / Register here |
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Potassium phosphate pH 7.5 (±0.02/25°C) Dissolution media, RTU compliant to Ph.Eur. & USP
CHEMSOLUTE®
PO number | Package size | Price per package | |||
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3060-1L This product of our assortment corresponds with your search. |
1 l | Login / Register here |
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Buffer solution pH 9.00 borax free (±0.02/20 °C, traceable to SRM from NIST)
CHEMSOLUTE®
PO number | Package size | Price per package | |||
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6519-1L This product of our assortment corresponds with your search. |
1 l | Login / Register here |
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Potassium phosphate pH 7.2 (±0.02/25°C) Dissolution media, RTU compliant to Ph.Eur. & USP
CHEMSOLUTE®
PO number | Package size | Price per package | |||
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3055-1L This product of our assortment corresponds with your search. |
1 l | Login / Register here |
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Washing buffer according to Michel
CHEMSOLUTE®
PO number | Package size | Price per package | |||
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466-100ML This product of our assortment corresponds with your search.
Minimum order quantity 6 packs or a multiple!
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100 ml | Login / Register here |
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Dissolution media, RTU Simulated gastric fluid without enzyme compliant to Ph.Eur. & USP
CHEMSOLUTE®
PO number | Package size | Price per package | |||
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3080-1L This product of our assortment corresponds with your search. |
1 l | Login / Register here |
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Potassium phosphate pH 6.8 (±0.02/25°C) Dissolution media, RTU compliant to Ph.Eur. & USP
CHEMSOLUTE®
PO number | Package size | Price per package | |||
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3050-1L This product of our assortment corresponds with your search. |
1 l | Login / Register here |
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Potassium phosphate pH 7.5 Dissolution media concentrate (dilute to 10 l) compliant to Ph.Eur. & USP
CHEMSOLUTE®
PO number | Package size | Price per package | |||
---|---|---|---|---|---|
3068-384ML This product of our assortment corresponds with your search. |
384 ml | Login / Register here |
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Buffer solution pH 3.00 (±0.02/20 °C) (traceable to SRM from NIST)
CHEMSOLUTE®
PO number | Package size | Price per package | |||
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1113-1L This product of our assortment corresponds with your search. |
1 l | Login / Register here |
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1113-10L-BIB This product of our assortment corresponds with your search. |
BiB | Login / Register here |
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Phosphate buffer pH 6.8 Dissolution media concentrate (dilute to 10 l) compliant to JP
CHEMSOLUTE®
PO number | Package size | Price per package | |||
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3043-500ML This product of our assortment corresponds with your search. |
500 ml | Login / Register here |
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Potassium phosphate pH 6.8 Dissolution media concentrate (dilute to 10 l) compliant to Ph.Eur. & USP
CHEMSOLUTE®
PO number | Package size | Price per package | |||
---|---|---|---|---|---|
3058-384ML This product of our assortment corresponds with your search. |
384 ml | Login / Register here |
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