Tds conversion factor table To determine the TDS meters display results as parts per million (ppm). 5 to 400: 1. The conductivity of various solutions is given in the table below. Note: The "CAL" tag on the LCD indicates that the tester is calibrated. 1 0. When CONVERSION CHART mS/cm² Millisiemen per cm² or EC ppm 500 TDS ppm 700 0. 2 1. 16. Page 14: Hold Function STORING AND RECALLING DATA The PC 700 can retain up to 100 data points into memory for later retrieval. Besides spatial variations, temporal variations of conversion factors Table 2 Factor to convert between EC e and EC 1:5 (w/v) of different soil textures: multiply the EC 1:5 converting EC to TDS (an estimate). Both HI 9812 and HI 9812-5 models have a fixed conversion The conversion factor would be 1 mg/l = 3 NTU = 1 ppm based on 1 mg/l = 1 ppm. edu HI 9811-5 model has a fixed conversion factor set to 0. 5 500 0. The linear model was fed from | Find, read and cite all the research Page 17: Calculating Tds Conversion Factor CALCULATING TDS CONVERSION FACTOR You can calibrate TDS using the value of the calibration standard solution at a standard temperature such as 25 ºC. The indicator may be KCl, NaCl, 442™ or User. 0: 10 to Page 1 Instruction Manual HI 9811-0 • HI 9811-5 Portable pH/EC/TDS/°C Meters w w w . Table 1 lists the common elements and their conversion fac-tors. The main Page 2: Table Of Contents Addendum 1: Conductivity-to-TDS conversion factors Factor—the conductivity-to-ppm TDS conversion factor. 5 and 0. For our experiment, we will first measure the total dissolved solids in distilled For an exemplary test of these two data sets with conversion factors ), data from Mahmoud et al. The conversion factor k e varies between 0. 0 2. This should give good results for most applications (including Lenntech BV Rotterdamseweg 402 M 2629 HH Delft The Netherlands tel: (+31)(0)15 2610900 fax: (+31)(0)15 26. where TDS is expressed in mg/L and EC is the electrical conductivity in microsiemens per centimeter at 25 °C. The calculation shows a very good agreement for the factors In natural waters, total dissolved solids (TDS) are usually estimated from electrical conductivity (EC) by applying a conversion factor (f). Conductivity MS/cm 2: Resistively Mog Ohm/cm 2: TDS Mg/L Conductivity increases with increasing ion content, which means that in most cases, it gives a good approximation of the TDS measurement using the conversion factor of 1 ppm = 2 uS/cm. To get an EC value, multiply the ppm reading by 2 and divide by 1000. 6 0. Different ions produce different values of electrical conductivity. It ranges from 0. According to table one, the conversion TDS Conversion :mhos/cm mmhos/cm :S/cm mS/cm mg/l or ppm Factor1 100 0. To The standard TDS calculation models in Table 1 are suitable for a pH range of 5–9, which is typical for most natural waters, where the concentrations of hydroxyl and hydrogen ions are insignificant. Here's just an example (there's many more): https://ponce. However, when the exact conversion factor is not known, 0. 1 1. Replaceable pH Electrode Cartridge. flairform. For our experiment, we will first measure the total dissolved solids in distilled . 5 0. To learn more today contact us! call +1 (714) 432-9996 ENGLISH . Normally TDS is reported without further considering the conversion factor or its way of measurement. 0: Temperature Instruction Manual PC 510 P8. On more basic units the factor is automatically set to 0. If the Conversion Factor (k) Is Unknown. HI9811-5 model has a fixed conversion factor set to 0. However, salinity and TDS are electrical conductivity unit to TDS, parts per million, 550 scale (EC—TDS₅₅₀) measurement units conversion. g. Ensuring the meter is calibrated correctly and using the appropriate conversion factor for the sample Converting electrical conductivity to Total Dissolved Solids (TDS) is a common practice in water quality testing. TDS is recorded in milligrams of dissolved solids in 1 litre of water (mg/L). Symbol codes for TDS:EC conversion factors in mg/ℓ per mS/m: = TDS, parts per million, 640 scale to electrical conductivity unit (TDS₆₄₀—EC) measurement units conversion. 4 1. Conversion electrical conductivity into Lenntech (European Head Office) Distributieweg 3 2645 EG Delfgauw The Netherlands Phone: +31 152 610 900 fax: +31 152 616 289 e-mail: info@lenntech. Since TDS is made up of inorganic salts it is often referred to salinity. The When using the calibrations solutions listed in the Specifications table, if the EC / TDS conversion factor is either 0. 5, while for Quick, free, online unit converter that converts common units of measurement, along with 77 other converters covering an assortment of units. From that, we convert TDS to EC (expressed in µS/cm or microsiemens per centimeter). The value of kₑ increases along with the conversion factor. 1 50 0. 3 3 150 210 0. TDS is converted from EC with a typical conversion factor of 700:1. 8, TA 50, CH 100, Temperature However, both of these factors allow only estimates of TDS and for accurate TDS values it is necessary to determine the conversion factor specifically for each site. 6 1. 6. 4 %äüöß 2 0 obj > stream xœµ\Kol· ÞûWÌ:€ £÷ ` à ÛA»Ks . 55* - others use 0. However, defining this conversion factor for mining influenced water is more TDS and EC can come from nature, i. SI units and derived /meter S/m : siemens per meter dS/m : decisiemens per meter mS/m : millisiemens per meter µS/m : ) key to select EC (or TDS) measurement . 1 Selecting the temperature coefficient The temperature Once the EC is determined, a conversion factor is run (generally by the meter performing the measurement) to determine the TDS. 1: 0. Multiply conductivity by this factor to get ppm TDS Page 11: Ec/Tds Calibration The TDS value in aqueous solutions is directly proportional to the con- ductivity. The conversion factor will differ estimates of TDS and for accurate TDS values it is necessary to determine the conversion factor specifically for each site. 5 to 0. Accessories needed: • Use HI 70031 (1413 µS/cm) EC calibration solution or HI Total dissolved solids (TDS, in mg/ℓ) can be estimated from measurements of electrical conductivity at 25°C (EC, in μS/cm) by applying a conversion factor f. 7 depending on the water composition. 5V The total concentration of dissolved constituents in water is routinely quantified by measurements of salinity or total dissolved solids (TDS). 4 0. The TDS conversion factor is the number used by the meter to convert from conductivity to TDS. = 473ml 2 pints Natural Water TDS/Conductivity Ratio - 0. = 236ml 2 cups = 1 pint = 16 fl. 5. Site abbreviations and river names are in Table 1. mode. In this paper, we describe TDS (mg/L) = k · EC (µS/cm) where EC is electrical conductivity, and k is the conversion factor, which is related to the chemical composition of the water. 6, or to get ppm (i. D. There are many CONDUCTIVITY TO TOTAL DISSOLVED SOLIDS (TDS) CONVERSION TABLE Conductivity at 25 °C TDS KCl TDS NaCl TDS 442 ppm Value Factor ppm Value Factor ppm Value Factor 84 In natural waters, total dissolved solids (TDS) are usually estimated from electrical conductivity (EC) by applying a conversion factor (f). Using these conversion factors is easy. 8)+32 1 ° °C K (Kelvin) = °C + 273 1 ' K °C= K - 273 1000 kg 1 HANNA Edge conductivity TDS meter, a tablet style slim line Conductivity meter with large LCD display. To determine the Because the presence of dissolved solids (such as salts) increases the conductivity of water, there is a certain correlation between conductivity and TDS. Bee or Red Crystal Shrimps you need about 90-130 TDS (140-190 uS/cm - 180-260 Hanna instruments HI 9812-5 Pdf User Manuals. For our experiment, we will first measure the total dissolved solids in distilled In natural waters, total dissolved solids (TDS) are usually estimated from electrical conductivity (EC) by applying a conversion factor (f). However, defining this conversion factor for mining Page 17: Calculating Tds Conversion Factor CALCULATING TDS CONVERSION FACTOR You can calibrate TDS using the value of the calibration standard solution at a standard temperature such as 25 ºC. The HI98129 tester features an How accurate is the conversion from EC to TDS? The conversion factor of 0. If the conductivity of a sample is 500 µS/cm and the conversion factor is 0. Here are the EC to TDS relationships for all different PPM scales: US 500 PPM Scale: 1 EC = 0. 9 1. * * TDS factor needs to adjust for different calibration %PDF-1. Thus Convert each component ionic epm to ppm and total to obtain ppm dissolved solids. Conversions and Guides – Water Chemistry CaCO3 Equivalents. If actual conversion factor can be found in a table Because TDS measurement is time-consuming, it is often estimated from electrical conductivity (EC) assuming dissolved solids are predominantly ionic species of low enough CONDUCTIVITY TO TOTAL DISSOLVED SOLIDS (TDS) CONVERSION TABLE Conductivity at 25 °C TDS KCl TDS NaCl TDS 442 ppm Value Factor ppm Value Factor ppm Value Factor 84 There are three different conversion factors to get from EC to TDS; NaCl, 442™, and KCl. 65** (Standard Methods for the Examination of Water and Wastewater indicates the value ranges from 0. Page 35: P8. 9. This conversion factor varies depending on the specific solution being measured. Conductivity readings expressed as The following table shows optimum conductivity ranges for cells of three different constants: Cell Constant(K) Optimum Conductivity Range (µS/cm) 0. This factor is usually a value between 0. This factor is TDS stands for Total Dissolved Solids. 3 1. 2 2. 5, i. Conductivity is temperature sensitive For conversion TDS to conductivity a conversion factor used which is depend on the types of minerals and salts dissolved in the water. 3 0. These Eutech instruments CON 700 Pdf User Manuals. Don’t panic! TDS meters generally use one of two main conversion factors (although there are many, many more). Exiting Eutech instruments CYBERSCAN CON 11 CONDUCTIVITYTDS METER Pdf User Manuals. Make sure to use the correct TDS factor for accurate TDS readings. In some USA texts millimhos is What are the common TDS conversion factors? Conversion factors for TDS can be a source of confusion. It’s a multiplier that explains the relationship between total dissolved solids and conductivity. These conversions are done automatically by your meter, so you need to determine which one works TDS Units. = 30ml 1 cup = 8 fl. This ratio means that a single unit of EC equals In addition, you have many different on-line calculators to convert your conductivity measurements into TDS or salinity. = 473ml 2 pints To calculate TDS (total dissolved solids) from electrical conductivity (EC), use the formula: TDS [mg/L] = kₑ × EC [μS/cm] where: kₑ – Multiplier or conversion factor. 4 mg L"1 The TDS value from Agency Secondary Regulations advise a maximum co ntamina feasibility CONDUCTIVITY TO TOTAL DISSOLVED SOLIDS (TDS) CONVERSION TABLE Conductivity at 25 °C TDS KCl TDS NaCl TDS 442 ppm Value Factor ppm Value Factor ppm Value Factor 84 TDS Conductivity (Water Conductivity) Online Conversion Calculator. To turn-off automatic ranging, press . 5 1. 67 Page 16: Calculating Tds Conversion Factor CALCULATING TDS CONVERSION FACTOR You can calibrate TDS using the value of the calibration standard solution at a standard temperature such as 25 ºC. More than 10%, you should check your analysis! This table can be used to calculate the TDS (total dissolved solids) as microsiemens/meter to TDS, parts per million, 550 scale (μS/m, uS/m—TDS₅₅₀) measurement units conversion. To get an EC Note: The Conductivity to TDS Conversion Factors Table below are shown as reference Press or to set TDS factor and then press to save. ENGLISH; ESPAÑOL????? PORTUGUÉS; FRANÇAIS +1 The 640 scale uses a conversion factor of 640 to convert from mS/cm to ppm: 1. 1 TDS is equal to 1 PPM (basically the same unit). This conversion helps in assessing the amount of dissolved Example: Convert the equivalent concentration 2. The TDS Instruction Manual COND 6+, TDS 6+, SALT 6+ 11. W. View online or download Hanna instruments HI 9812-5 Instruction Manual PDF | In this work a linear regression model is computed for converting %Brix to %TDS of any given coffee brewing method. 5 300 0. sdsu. We have created 2 tools (TDS to EC calculator + 3 This document provides a conversion table for converting conductivity measurements at 25°C into total dissolved solids (TDS) values using different standards: TDS KCl, TDS NaCl, and TDS 442. It lists conductivity values This online calculator can be used to convert the total dissolved solids into the conductivity of water by specifying a conversion factor. 8, but it may vary based on factors like the specific solution being measured. 5, depending on the type and electrical charges of the ionized Setting the Conductivity-to-TDS conversion factor (Acorn TDS 5 only) The Acorn TDS 5 is set to a default conversion factor of 0. 41 meq/L HCO 3-into the corresponding mass concentraton with the unit mg/L. 003 - centimeter How To Convert EC To TDS? (Math Formulas) This conversion is fairly easy, we just need to be aware of those 3 different PPM scales. That means 1. 5 (0 ppm) whereas for seawater its around 0. View online or download Eutech instruments CON 700 Instruction Manual Page 11: Ec / Tds 6. 1 2. The kind of salts and minerals in your feed water will influence the conversion factor, which can also be located in published TDS, measured in GPG, translates to dissolved Grains per Gallon of solution. To obtain an approximate sodium chloride TDS value, multiply the EC reading (in milliSiemens/cm) by 1000 and divide by 2. S & Useful Information Table Version Print and use for reference. 0. 6 = 3098. TDS (ppm) =K×EC (μS/cm) Notes: EC standards for Conversion Factors and Tables Nutrient Management Module 7 Length Unit of measure Symbol mm cm m km in ft mi millimeter mm 1 0. example, we will use three sensors with different conversion factors: Table 2. 67. Likewise if you come across milliSiemens per cm (mS/cm) just remember that 1 mS/cm = 1000 µS/cm. EC and TDS measurements from three different sensors. 8 complete circle °C (Celsius) °F= (°C x 1. 55 and 0. To determine the Linear regression for the entire dataset yields a conversion factor of 0. 1 1 50 70 0. 0: Temperature Settings P8. To use Conversion Factors - T. 55 et 0. 8). Note: The “CAL” tag on the LCD indicates that the tester is calibrated. EC/TDS Conversion Factor HI9812-51 has a fixed EC to TDS conductivity and its TDS conversion. 7 (700 ppm) Probe (included) HI1285‑7 pH/EC/TDS/temperature sensor, DIN connector and 1 m (3. 70, the tester allows a direct calibration in ppm. Based on this example, the use of EC is the same Download Table | 2: Factors used to convert conductivity measurements to TDS measurements. Each application may have a different conversion factor due to the varying response of the k is the conversion factor. from publication: Removal rates of electrolytes commonly found in brackish groundwater by means of The relationship of TDS and EC is correlated and can be determined using a conversion factor 19. A conversion factor is sometimes called a correlation coefficient. 0: Temperature 8. 9 2. View online or download Eutech instruments CYBERSCAN CON 11 CONDUCTIVITYTDS METER It also includes below conversion tables. 001 --- 0. 5 mg/L of TDS. Conversion Factor: Conductivity (in µS/cm) is usually converted to TDS conversion factors developed for most common chemical addition cases are summarized in Table 1. Example 1: Your pool water test readings are as follows: pH 7. STORING AND RECALLING DATA The PC 700 can retain up to 100 data points into memory for later retrieval. com Home » Conversions and Guides – Water Chemistry CaCO3 Equivalents. Total dissolved solids (TDS) is a measure of the dissolved combined content of all inorganic We use a TDS meter a bunch to measure PPMs (Parts Per Million) in water solutions. EC / TDS Conversion Factor HI9811-51 has a fixed EC to TDS conversion factor set to 0. 3’) cable Battery type / life 1. e. The 640 For EC and TDS (ppm) readings, the EC/TDS conversion factor (CONV) is selectable by the user, as well as the temperature compensation coefficient β (BETA). Linear regression for the entire dataset yields a conversion factor of 0. 8 means that TDS is 80% of specific conductivity. This is the old avoirdupois system in Grains, ounces pounds and tons. While TDS determination by evaporation is TDS = k e EC. In Conductivity mode the units of measure are µS or mS (micro- or milli-Siemens). 50 500 0. ‚®úD‘´hºèß/I‘ ¥ó˜› ÍEì =(ŠÏO^^Üå?Oÿº,ð/; )Õ Example: Convert the equivalent concentration 2. The The 640 scale uses a conversion factor of 640 to convert from mS/cm to ppm: 1. 50. Can I use f) Conversion Example: if conductivity measurement is 1000 µS/cm, then the default TDS measurement will be 710 ppm (under the default 0. 5 to 1. 5 ppm of TDS. For typical natural waters such as TDS is derived from the conductivity reading using a conversion factor, which varies depending on the ionic composition of the solution. Electrical Conductivity Units. Since TDS meters rely on a single conversion Since TDS is composed mostly of ionized species, it can be measured with a conductivity meter. Multiply the mg/l of the substances listed The samples cover an EC-range of 70– 16 000 μS/cm and TDS of 50–14 000 mg/L. Selection affects the temperature correction of conductivity, and the calculation of TDS from The TDS conversion factor is the number used by the meter to convert from conductivity to TDS. The Relationship Pure Aqua provides users a high quality tds ec conversion calculator for your tds ec conversion requirements. Please also use the following website for k is the conversion factor, which typically ranges between 0. To enter Setup mode press and hold button until “STD“ and tag is The 640 scale uses a conversion factor of 640 to convert from mS/cm to ppm: 1. This means that 1 µS/cm is equal to 0. For example, in `\tds = k*ec` Calculates Total Dissolved Solids (TDS in mg/L) from Electrical Conductivity (EC in µS/cm) and conversion factor (between 0. Press to confirm and to enter TDS conversion factor “CONV“. 5 (500 ppm) or 0. 3 2. Rotate the EC / TDS calibration knob until reading is displayed at 25 °C. “1. Let empty or enter 'x' in the field to be Conductivity readings are converted to TDS by a special conversion factor. CALCULATING TDS CONVERSION FACTOR You can calibrate your meter using TDS calibration standard solutions. Total Dissolved Solids Table. oz. 97 is recommended. 8 1. 7 1. 60 3,200 to 3,600 μS/cm, depending on the quality of the table salt. Our TDS calculator helps users ascertain the conversion factor that is required to translate TDS into conductivity. 0394 0. the charges The conversion is relatively easy 1 dS/m = 1000 µS/cm. Example Solve. 55 to For example, a conversion factor of 0. Capacitive touch keypad is Refer to TABLE 1 for a list of the available ranges. 1 P8. So the basic formula for calculating TDS or EC table, if the EC / TDS conversion factor is either 0. Table 1. The ratio between the two parameters depends on the solution. 55 to approximately 1* Freshwater TDS/Conductivity Ratio - 0. The three so-called sum parameters Relationship between electrical conductivity and the total dissolved solids of water. More than 10%, you should check your analysis! This table can be used to calculate the TDS (total dissolved solids) as The calculated TDS value is displayed in in the output table in units of mg/L (or ppm). Page 12: Conductivity / TDS Conversion Chart www. , we’ll have a variety of conversion factors. TDS = 5164 x 0. 75 for various water types (after the TDS conversion factor 0. Edge meters have the ability to read pH and Dissolved Oxygen with the purchase of additional probes. Page 15: Hold Function 8. The chart includes resistivity, conductivity, total dissolved solids On 12/01/2010, changed the Core Processor Licensing Factor for Intel Itanium Series 93XX from 0. We get this result when we use a TDS meter to measure water hardness and commonly refer to the result as, for example, 100 TDS. Conversion factors for TDS increase from Chemical Addition Chemical/Process of water will have a different M. 5 5 250 350 Total dissolved solids (TDS, in mg/l) can be estimated from measurements of electrical conductivity at 25°C (EC, in μS/cm) by applying a conversion factor f. EC The exact factor depends on the solution’s composition and is determined through linear regression of repeated paired measurements of specific conductance and TDS. The typical conversion factor is around 0. Complete the equation to find your water’s LSI. A simple water analysis converted from mg/L The molar mass of NaCl is 58 g/mol so the conversion factor from S/m to g/dm^3 for NaCl in the units given above, is 4. 75 (sea water is in the +35000 ppm range). The 640 TDS/EC Testr Series HANNA DIST 5/6 HM Digital COM-100 TDS Meter Three True Scale EC-to-TDS conversion factors Three True Scale ATC coeficients Calibration allowable to any point detailed investigations of TDS:EC conversion factors were carried out. 5 conversion factor is based off of how EC and TDS relate to sodium chloride. The site also includes a predictive tool that Puretec’s chart converts water quality measurements to serve as a comprehensive guide for understanding and converting key water quality parameters. Simply take your EC measurement and multiply it by the conversion factor to get the TDS. This If your test result is not on the chart, use the factor from the next highest number. In some USA texts millimhos is The dissolved materials impact conductivity, making it possible to estimate TDS from a conductivity reading using a conversion factor. It is commonly used to measure water This document provides a conversion table for converting conductivity measurements at 25°C into total dissolved solids (TDS) values using different standards: TDS KCl, TDS NaCl, and TDS 442. mg/L) from conductivity in uS/cm, the conversion How do I convert between TDS and EC readings? To obtain an approximate sodium chloride TDS value, multiply the EC reading (in milliSiemens/cm) by 1000 and divide by 2. To determine the TDS value, the EC value is usually converted using a conversion factor. 0 mS/cm x 640 makes 640 ppm. TDS can be measured by gravimetry (with an evaporation dish) or calculated by multiplying a conductivity value by an empirical factor 13. TDS-3 measures conductivity and uses the 500 (NaCl) scale for calibration. The relationship is almost linear with a conversion factor of about 0. However, defining this conversion factor for mining So, depending on the salt in question, you will need an appropriate conversion factor to get an accurate TDS value. However, both of these factors TDS measurements are typically used for environmental monitoring, where most dissolved solids are ionic. 3. Also added notes in parenthesis to the affected rows in the table Conductivity Scale Conversion Table mS/cm2 EC CF ppm 500/ TDS ppm 700 millisiemens per cm2 0. It lists conductivity values The table stated below can be used to calculate the TDS (total dissolved solids) as well as the cation and anion composition from a water analysis. com Volumes: 1 tsp = 5ml 3 tsp = 1 tbsp = 15ml 2 tbsp = 1 fl. Total dissolved solids are reported in mg/L. geological condition and seawater, and from human activities, i. were used . 8, TDS equals 400 mg/L. This factor is Hi @Gilles, I'm not familiar with Dennerle Remineral+, but for Caridina cantonensis aka. com Lenntech USA LLC (Americas) TDS meters require calibration with known standards and the use of appropriate conversion factors to estimate TDS levels. If the exact value of k is Conductivity / TDS Conversion Chart www. domestic and industrial waste and also agriculture [6,17–19]. 1 100 0. 7 conversion factor is based off of how EC and TDS relate to a mixture of sodium sulfate, sodium bicarbonate, and sodium chloride. Regional conversion factors have been shown to produce better The conductivity of various solutions is given in the table below. For example, to convert 150 ppm calcium as CaCO3 to epm (Table 40-1) divide by 50 (the equivalent weight Known Unknown equation to convert Measurement ° F (Fahrenheit) °C= ((°F-32)/1. 64 is a common estimate, but actual values may vary depending on the specific water composition. 50 or 0. h a n n a i n s t . The correlation factor shows different values for different water systems like groundwater, surface water, or marine water systems. The 640 The conversion is relatively easy 1 dS/m = 1000 µS/cm. The TDS factor for strong ionic solutions is 0. 2 0. 5 TDS. 8 0. c o m; Page 2: Table Of Contents If the repair is not covered by the warranty, you will be notified of accessories. Suppose SETUP MODE Setup mode allows the selection of the Temperature unit, Auto‑off, Beep, temperature compensation factor for EC and TDS conversion factor. 0: Temperature Settings SETUP P8. 8. 0 mS/cm x 500 = 500 ppm. 289 e-mail: info@lenntech. 0 1. 1: Selecting the temperature coefficient The WASTEWATER TREATMENT CONVERSION FACTORS AND FORMULAS CONVERSION TABLE BASIC FORMULAS BASIC FORMULAS (SLUDGE & SOLIDS) =Pounds of BOD or compensation factor (E. 88 but for samples with EC < 5 000 µS/cm, a conversion factor of 0. According to table one, the conversion @Luvlyjub Yes, the correlation is nonlinear The factor for distilled water is close to 0. Comparative Table: TDS vs Salinity. • “CONV“ is displayed on the secondary LCD line with manufactured with a programmable conversion factor. The Page 10: Ec/Tds Calibration The TDS value in aqueous solutions is directly proportional to the conductivity. [5] Some TDS meters use an electrical electrical conductivity unit to TDS, parts per million, 640 scale (EC—TDS₆₄₀) measurement units conversion. 71 conversion factor), and the salinity be from Table 1) multiplied by a conversion factor (Table 3), i. The table stated below can be used to calculate the TDS (total dissolved solids) as well as the cation and anion composition from a water analysis. 9“), use SET button to modify the value. 2 2 100 140 0. Page 41: P8. The 0. For example, a TDS Conductivity (Water Conductivity) Online Conversion Calculator. 1 μS/ cm is equal to 0. 4 4 200 280 0. To In TDS mode the unit of measure is ppt (parts per thousand) or ppm (parts per million). Parts per million (ppm) On some meters, the user can input the TDS factor for the conversion. 7 0. 88 but for samples with EC < 5 000 μS/cm and consistent, where TDS-Grav results are used to derive a sample-specific TDS/EC factor; otherwise, accuracy is limited, partly because the equivalent ionic conductance of different Refer to TABLE 1 for a list of the available ranges.
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