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"dust filter"
Air Quality Monitor, PM0.3/2.5/10 Dust Particle Counter, High Sensitivity 3-Channel Air Quality Tester, Temperature & Humidity Meter, Data Storage/Transfer, Tripod Mount
Limited time offer, ends 11/08
$280.86
Free Shipping
Moisture Meter for Wood, Drywall, and Building Materials Digital Moisture Detector with Fixed Pins, 4 Material Modes, LCD Display, for Home Inspection and Firewood Testing
Limited time offer, ends 11/08
$38.85
Free Shipping
Moisture Meters Digital Wood Moisture Tester Water Leak Detector for Wall,Lumber, building,Firewood,Humidity Tester
Limited time offer, ends 11/08
Ozone Generator 500mG/hr Industrial O3 Air Purifier Deodorize, High Capacity Ozone Machine Odor Removal with Air Dryer/Timer/Adjustable Output, Air Quality Purifier
Limited time offer, ends 11/07
$412.70
Free Shipping
0-10% Brix Refractometer with ATC Low-Concentrated Sugar Content Solutions Accuracy 0.1% Maple Sap Cutting Liquid CNC Maple Syrup Makers Tea
Limited time offer, ends 11/07
$61.70
Free Shipping
Ultrasonic Cleaning Machine Jewelry Glasses Coins Dentures 255ml Tank Capacity 360° Portable Ultrasonic Cleaner with 4 Cleaning Modes for Jewelry, Dentures, Coins
Limited time offer, ends 11/07
$97.70
Free Shipping
Digital Moisture Meter Wood Moisture Meter for Firewood, Drywall & Lumber | Pin-Type Moisture Detector for Woodworking, Home Inspection & Water Damage
Limited time offer, ends 11/08
$38.85
Free Shipping
Refractive Index Oil 1ml Each 1.300 to 1.800 RI Range
Limited time offer, ends 11/07
$70.70
Free Shipping
Alcohol Refractometer for Spirit Alcohol Volume Percent with Automatic Temperature Compensation (ATC) Dual Scale Brix 0-40% 0-25% VOL in Wine Making and Beer Brewing, Homebrew Kit
Limited time offer, ends 11/07
$55.70
Free Shipping
Alcohol Refractometer with ATC 0~80% VOL Volume, Optical Handheld Concentration Tester Meter for Distilled Beverages Making Homebrew
Limited time offer, ends 11/07
$67.70
Free Shipping
Vszerda Turbidity Sensor Metection Module Water Qualitodule Mixed Water Dy Test Turbidity Transducer DC 5V
Limited time offer, ends 11/12
$120.99
Free Shipping
Formaldehyde HCHO & TVOC 2 in one Meter DT-900A by CEM Real-time Display Air Pollution Detector Tester for home room furniture toy plublic
Limited time offer, ends 11/08
$748.60
Free Shipping
3-in-1 Honey Refractometer Brix/Moisture/Baume Tester Meter ATC, Tri-Scale 58-90%/12-27%/38-43Be', Sugar Water Content Level Beekeeping Maple Syrup, Test Kit w/Calibration Oil & Block
Limited time offer, ends 11/07
$49.70
Free Shipping
Clinical Refractometer with ATC, Tri Scale Serum Protein/Urine Specific Gravity/Refractive Index
Limited time offer, ends 11/07
$58.70
Free Shipping
Window Tint Meter UV, IR, and Light Transmittance Meter 940nm/1400nm Wavelength with Self-Calibration and Auto-Rotate Display for Solar Film, Glass, and Material Testing
Limited time offer, ends 11/07
$322.70
Free Shipping
Portable Woods Lamp, Professional Woods Lamp Skin Analyzer, Rechargeable Pet Urine Detector, Built-in 3X Magnifying Mirror for Facial Skin Condition Test, w/Light Shield & Pouch
Limited time offer, ends 11/08
$88.20
Free Shipping
Digital Wood Moisture Meter 2~70%/ Humidity 20~90% RH/Temperature 14~140°F Tester, Timber, Damp Detector Portable, Measure Water Percentage in Sheetrock, Bamboo in Sheetrock, Bamboo, Paper, Soft Wood
Limited time offer, ends 11/07
$148.70
Free Shipping
Handheld Digital Window Tint Meter 0%~100% Range Visual Light Transmission Light Transmission Continous Measurement Function (up to 4000) for Mesuring Film, Filmed Glass, Window Tint, Side Windshield
Limited time offer, ends 11/07
$376.70
Free Shipping
pH Powder Calibration Solution pH4.01, pH7.00, & pH10.01
Limited time offer, ends 11/07
$25.70
Free Shipping
Digital Multi-function Thermo Anemometer with 3-Cup Type Sensor, Portable Wind Speed Air Flow Gauge, Weather Wind Velocity Direction Tester Meter
Limited time offer, ends 11/07
$346.70
Free Shipping
Tri-Scale Refractometer ATC Brix 0-10%/ Salinity 0-100PPT/ Specific Gravity 1.000-1.070, for Saltwater Brackish Marine Reef Tank Salt Sea Water Hydroponic Aquarium Control Monitoring
Limited time offer, ends 11/07
$49.70
Free Shipping
