Buffers and Standards

Buffers and Standards

Buffers and Standards

A complete range of buffers and standards is available for calibrating all TPS instruments. They can also be used with other brands.  

Below is a complete listing of all of the solutions stocked by TPS. If you cannot find the solution you are looking for here, please contact TPS and we may be able to manufacture a custom standard to your requirements. 

All TPS Buffers and Standards are manufactured in accordance with ISO-9001 Quality Standards. MSDS's for the solutions listed below can be downloaded by clicking on the icon in the MSDS column. 

Download all TPS MSDS's MSDS
All available TPS MSDS's are contained in a single zip file, which can be downloaded by clicking on the icon in the MSDS column to the right. Download MSDS


pH Buffers

Part No Stock Code Description

MSDS

121381 GB4 pH4.01 Buffer, 200 mL, with colour indicator Download MSDS
121382 GB4L pH4.01 Buffer, 1 Litre, with colour indicator Download MSDS
121306 GB6.8 pH6.86 Buffer, 200 mL, with colour indicator Download MSDS
121380 GB6.8L pH6.86 Buffer, 1 Litre, with colour indicator Download MSDS
121387 GB7 pH7.00 Buffer, 200 mL Download MSDS
121388 GB7L pH7.00 Buffer, 1 Litre Download MSDS
121385 GB9.2 pH9.18 Buffer, 200mL, with colour indicator Download MSDS
121386 GB9.2L pH9.18 Buffer, 1 Litre, with colour indicator Download MSDS
121389 GB10 pH10.01 Buffer, 200mL, with colour indicator Download MSDS
121390 GB10L pH10.01 Buffer, 1 Litre, with colour indicator Download MSDS


Other pH Solutions

Part No Stock Code Description

MSDS

121308 GFPHS pH Probe Storage Solution, 200 mL Download MSDS
121314 GFPHR Rejuvenation Solution, 200 mL Download MSDS


ORP (Redox) Standard

Part No Stock Code Description MSDS
121309 GSZOBEL Redox Solution, Zobell, Part A & B, 2 x 100mL
229mV (Ag/AgCl reference with Saturated KCl)
186mV (Calomel or Ag/AgCl with 1M KCl reference)
Download MSDS


Conductivity Standards

Part No Stock Code Description MSDS
122320 GSC150 Conductivity Standard, 150 uS/cm, 200mL Download MSDS
122314 GSC150L Conductivity Standard, 150 uS/cm, 1L Download MSDS
122325 GSC1413 Conductivity Standard, 1413 uS/cm, 200mL Download MSDS
122326 GSC1413L Conductivity Standard, 1413 uS/cm, 1L Download MSDS
122306 GSC2.7 Conductivity Standard, 2.76 mS/cm, 200mL Download MSDS
122305 GSC2.7L Conductivity Standard, 2.76 mS/cm, 1 Litre Download MSDS
122315 GSC58 Conductivity Standard, 58.0 mS/cm, 200mL Download MSDS
122316 GSC58L Conductivity Standard, 58.0 mS/cm, 1 Litre Download MSDS


Salinity & TDS Standards

Part No Stock Code Description MSDS
122321 GSC900 TDS Standard, 900ppM, 200mL Download MSDS
122322 GSC900L TDS Standard, 900ppM, 1 Litre Download MSDS
122307 GSCTDS TDS Standard, 2.00 ppK, 200 mL Download MSDS
122309 GSCTDSL TDS Standard, 2.00 ppK, 1 Litre Download MSDS
122308 GSCSALT Salinity Standard, 0.8 % NaCl, 200 mL Download MSDS
122313 GSC36 Salinity Standard, 36.0 ppK, 200 mL Download MSDS
122304 GSC36L Salinity Standard, 36.0 ppK, 1 Litre Download MSDS


Custom Standard Solutions

Part No Stock Code Description MSDS
122323 GSCUS.2 Custom Conductivity Standard, 200 mL (made with KCl) Download MSDS
Custom Salinity/TDS Standard, 200 mL (made with NaCl) Download MSDS
122310 GSCUS Custom Conductivity Standard, 1 L (made with KCl) Download MSDS
Custom Salinity/TDS Standard, 1 L (made with NaCl) Download MSDS
122317 GSCUS5 Custom Conductivity Standard, 5 L (made with KCl) Download MSDS
Custom Salinity/TDS Standard, 5 L (made with NaCl) Download MSDS
122318 GSCUS10 Custom Conductivity Standard, 10 L (made with KCl) Download MSDS
Custom Salinity/TDS Standard, 10 L (made with NaCl) Download MSDS
122319 GSCUS25 Custom Conductivity Standard, 25 L (made with KCl) Download MSDS
Custom Salinity/TDS Standard, 25 L (made with NaCl) Download MSDS
For custom standards which are simply custom volumes of stocked standard solutions, use the MSDS for the stocked solution.


Platinising Solution to Replatinise Conductivity Sensors

Part No Stock Code Description MSDS
122300 GCPLAT Platinising Solution, for Conductivity cells, 1g Crystals Download MSDS


Solutions for Dissolved Oxygen

Part No Stock Code Description MSDS
123302 GCSUL Sodium Sulphite for Zero Dissolved Oxygen cal, 50g Download MSDS
123303 GFO Filling Solution, ED500, ED1 & YSI Oxygen sensors, 45mL Download MSDS


Specific Ion Standards

Part No Stock Code Description MSDS
121564 GSF Fluoride Ion Standard, 200mL Download MSDS
121574 GSCL Chloride Ion Standard, 200mL Download MSDS
121584 GSI Iodide Ion Standard, 200mL Download MSDS
121604 GSBR Bromide Ion Standard, 200mL Download MSDS


Ionic Strength Adjusting Solutions for Specific Ions

Part No Stock Code Description MSDS
121820 GISA1 Ionic Strength Adjustor 1 (TISAB), 200mL Download MSDS
121822 GISA1L Ionic Strength Adjustor 1 (TISAB), 1 Litre Download MSDS
121836 GISA5 Ionic Strength Adjustor 5 (5M NaNO3), 200mL Download MSDS


Filling Solutions for uniPROBE Ion Selective Electrodes

Part No Stock Code Description MSDS
121804 GFI4 ISE Internal Filling Solution 4, 45mL Download MSDS
121806 GFI6 ISE Internal Filling Solution 6, 45mL Download MSDS
121807 GFI7 ISE Internal Filling Solution 7, 45mL Download MSDS
121808 GFI8 ISE Internal Filling Solution 8, 45mL Download MSDS
121811 GFR1 Reference Filling Gel 1 (3.4M KCl), 10mL Download MSDS
121812 GFR2 Reference Filling Gel 1 (1M NH4(SO4)), 10mL Download MSDS


Other Filling Solutions

Part No Stock Code Description MSDS
121810 GFISE ISE Reference Filling Solution (1M KNO3), 45mL Download MSDS
121326 GFKCL Filling Solution for pH Probes, 3.5M KCl, 100mL Download MSDS
121327 GFKCL1 Filling Solution for Reference Probes, 1M KCl, 100mL Download MSDS
121328 GFKCLL Filling Solution for pH Probes, 3.5M KCl, 1 Litre Download MSDS
121329 GFKCLG Gel Filling Solution for IJ Probes, 3.5M KCl, 10mL Download MSDS


Relative Humidity Standards

Part No Stock Code Description MSDS
130090 GSRH.75 Humidity Standard Solution, 75% R.H., 100mL Download MSDS
130091 GSRH.12 Humidity Standard Solution, 12% R.H., 100mL Download MSDS


Turbidity Standards

Part No Stock Code Description MSDS
125200 GST180L Turbidity Standard, Diluted, 180 NTU, 1 Litre Download MSDS
125202 GST180 Turbidity Standard, Diluted, 180 NTU, 200mL Download MSDS
125204 GST360L Turbidity Standard, Diluted, 360 NTU, 1 Litre Download MSDS
125206 GST360 Turbidity Standard, Diluted, 360 NTU, 200mL Download MSDS
125214 GST90L Turbidity Standard, Diluted, 90 NTU, 1 Litre Download MSDS
125216 GST90 Turbidity Standard, Diluted, 90 NTU, 200mL Download MSDS
125218 GST900L Turbidity Standard, Diluted, 900 NTU, 1 Litre Download MSDS
125220 GST900 Turbidity Standard, Diluted, 900 NTU, 200mL Download MSDS
125224 GST1800 Turbidity Standard, Primary, 1800 NTU, 200mL Download MSDS


Distilled Water

Part No Stock Code Description
122301 GCDW1 Distilled Water, 1 Litre