pHSpear pH is one of the key parameters measured in food processing. The Eutech waterproof pH Spear with tough, spear tip open pore sensor is a rugged, user-friendly tester ideal for direct measurement of solid or semi-solid samples such as cheese, meats, fruits, bread and other similar samples. More importantly, the pH Spear is an easy-to-clean, fuss-free pH tester specially designed for the food professional. pHTestr10 Feature Large Display Screen - dual display LCD for enhanced readability, provides comprehensive meter information :: Waterproof, Dustproof Housing - IP67 rated, maintains the integrity of your tester even in harsh conditions. Plus it floats! :: User-Replaceable Sensor - reuse the same meter body many times :: Double Junction Sensor offers longer lasting usage :: Push-Button Calibration with Auto-Buffer Recognition - quick, easy calibration with no calibration mistakes :: Choice of USA or NIST pH buffer standards with up to 3 points :: Auto-Power Off saves battery power after non-use :: Hold Function freezes reading momentarily for easy viewing :: Self-Diagnostic for easy troubleshooting (e.g battery indicator, message codes) :: Enhanced power saving allows extended power consumption up to 500 hrs with single battery set ORPTestr10 Feature :: Large Display Screen - dual display LCD for enhanced readability, provides comprehensive meter information :: Extended Measurement Range up to -999 to +1000 mV :: Waterproof, Dustproof Housing - IP67 rated, maintains the integrity of your tester even in harsh field conditions. :: User-Replaceable Sensor - reuse the same meter body many times :: Double Junction Electrode - for significantly longer electrode life, especially for harsh chemicals :: Push-Button Offset Adjustment for easy standardization to known work standard :: Auto-Power Off saves battery power after non-use :: Hold Function freezes reading momentarily for easy viewing :: Self-Diagnostic with message codes for easy troubleshooting :: Wide Platinum Band Sensor - for quick checking and optimum performance ECTestr 11+ Feature :: Multi-range with selectable or auto-ranging options - One tester measures from pure water to waste water! :: User-Replaceable Sensor - Replace the sensors yourself. Sensors lasts longer with element made of SS316 stainless steel and sensor casing made of VALOX® :: Large Display Screen - Simultaneous temperatire readouts, displays mode, ATC, battery level :: Single and multi-point calibrations with automatic or manual options :: Waterproof, Anti-roll Design - IP67 waterproof housing keeps tester good even under wet conditions. Unique anti-roll ribbed design ensures firm grip. :: Innovative Cup-style - Innovative sensor housing design can be used as dip-style or cup-style for holding small volume of samples. Sensor casing is made of VALOX® for superior chemical durability. ECTestr 11 Feature :: Dual range with selectable or auto-ranging options - measure in more media with one tester! :: User-Replaceable Sensor - Replace the sensors yourself. Sensors lasts longer with element made of SS316 stainless steel and sensor casing made of VALOX® :: Large Display Screen - Simultaneous temperatire readouts, displays mode, ATC, battery level :: Single and multi-point calibrations with automatic or manual options :: Waterproof, Anti-roll Design - IP67 waterproof housing keeps tester good even under wet conditions. Unique anti-roll ribbed design ensures firm grip. TDSTestr 11+ Feature Multi range with selectable or auto-ranging options - One tester measures from pure water to waste water! :: Large Display Screen - Displays mode, ATC, battery level and temperature. :: User-Replaceable Sensor - Replace the sensors yourself. Sensors lasts longer with element made of SS316 stainless steel and sensor casing made of VALOX® :: Adjustable TDS Factor - Select the appropriate TDS factor from 0.4 to 1.0 for more accurate measurements. :: Waterproof, Anti-roll Design - IP67 waterproof housing keeps tester good even under wet conditions. Unique anti-roll ribbed design ensures firm grip. :: Innovative Cup-style - Innovative sensor housing design can be used as dip-style or cup-style for holding small volume of samples. Sensor casing is made of VALOX® for superior chemical durability. TDSTestr11 Feature Dual range with selectable or auto-ranging options - measure in more media with one tester! :: Large Display Screen - Displays mode, ATC, battery level and temperature. :: User-Replaceable Sensor - Replace the sensors yourself. Sensors lasts longer with element made of SS316 stainless steel and sensor casing made of VALOX® :: Adjustable TDS Factor - Select the appropriate TDS factor from 0.4 to 1.0 for more accurate measurements. :: Switching between °C and °F is now a breeze with the simple press of a button. :: Waterproof, Anti-roll Design - IP67 waterproof housing keeps tester good even under wet conditions. Unique anti-roll ribbed design ensures firm grip. SaltTestr 11 Feature Swtiching between °C and °F is now a breeze with the simple press of a button. Direct temperature readout on the tester saves you the trouble of an additional thermometer. :: Large Display Screen - Displays mode, ATC and battery level. :: User-Replaceable Sensor - Replace the sensors yourself. Sensor element is of SS316 stainless steel and superior chemical durability of the VALOX® sensor casing gives you years of trouble-free operation and minimal maintenance. :: Waterproof, Anti-roll Design - IP67-rated waterproof housing keeps tester waterproof even under wet conditions. Unique anti-roll ribbed design ensures firm grip. SaltTestr 10 Feature Large Display Screen - Displays mode, ATC and battery level. :: User-Replaceable Sensor - Replace the sensors yourself. Sensor element is of SS316 stainless steel and superior chemical durability of the VALOX® sensor casing gives you years of trouble-free operation and minimal maintenance. :: Waterproof, Anti-roll Design - IP67-rated waterproof housing keeps tester waterproof even under wet conditions. Unique anti-roll ribbed design ensures firm grip. PCSTestr 35 Feature No need to change sensor every time you switch parameters – One tester measures five parameters (measures pH, Conductivity, TDS, Salinity and Temperature) :: Full pH range measurement at up to 2-decimal places. :: Low, medium and high Conductivity/ TDS ranges – tester measures pure water! :: Multi-range Salinity measurements of up to 10.00 ppt or 1.00 % :: Up to 5-point pH calibration and 3-point Conductivity/ TDS/ Salinity calibration. :: Adjustable TDS factor (0.40 to 1.00) and Temperature Coefficient Feature (0.0 to 10.0%) :: Temperature sensor housed within unique dome-shaped casing for faster ATC response and faster measurements. :: ATC/ MTC option :: Scroll-menu with four buttons control for stress-free navigation :: Longest-lasting tester in the market! No tools required to replace sensor. :: "One-press Parameter Toggle": Switching parameters is just a press of the button. :: Certified IP67 Waterproof – Lightweight tester even floats for easy retrieval.