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discount electrochemical
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free shipping Carbon Monoxide Poisoning Gas Sensor...
US $ 13.30 / pieceMin. Order: 1 piece
Carbon Monoxide Poisoning Gas Sensor Alarm Detector -
Electrochemical chlorine sensor chlorine ME3-CL2 M...
US $ 100.00 / pieceMin. Order: 1 piece
Electrochemical chlorine sensor chlorine ME3-CL2 ME4-CL2 -
3pcs/lot,CE Approved Home Safety Products Wireless...
US $ 16.67 / pieceMin. Order: 3 pieces
Power Supply: 3*1.5V AA batteries
2. Sensor: Electrochemical CO sensor
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Potato Clock - Green Science Electrochemical Cell ...
US $ 12.11 / pieceMin. Order: 1 piece
Fantastic Potato Clock
power a digital clock using potatoes
Explore green science
low carbon
Potato Apple Coke Lemon Tomato -
Formaldehyde Detector
US $ 189.47 / pieceMin. Order: 1 piece
effective protection of the environment -
Free shipping!High Quality Mini Protable Carbon Mo...
US $ 191.58 / pieceMin. Order: 1 piece
Gas detector
super-large 31 / 2 (1999) digital LCD display with backlighting /mini portable design, easy to use
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Potato Clock - Green Science Electrochemical Cell ...
US $ 9.31 / pieceMin. Order: 1 piece
Potato Clock - Green Science Electrochemical Cell Clock take power from Potato / Apple / Coke / Lemon / Tomato Christmas Gift -
Free shipping wholesale Potato Clock+Green Science...
US $ 4.20 / pieceMin. Order: 12 pieces
potato clock
contents:digital clock with wires+connecting wire+transparent taps+pots+copper &zinc strips+instruction manual -
smallest blood glucose meters Test strip
US $ 56.16 / pieceMin. Order: 2 piece
Mini Blood glucose meter, value,small, Electrochemical biosensor test.blood glucose test meter; IVD DEVICE
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hot sell CE approved Home safety product---Carbon ...
US $ 21.16 / pieceMin. Order: 1 piece
Carbon monoxide is a colorless, CO detector. CO alarm,gas detector -
Free shipping wholesale Potato Clock+Green Science...
US $ 5.19 / pieceMin. Order: 2 pieces
potato clock
contents:digital clock with wires+connecting wire+transparent taps+pots+copper &zinc strips+instruction manual -
CO alarm,Passive Infrared Motion Detector,Network ...
US $ 29.47 / pieceMin. Order: 1 piece
85 decibel alarm sound.
The electrochemical carbon monoxidesensors.
Alarm beeps model -- four short alarm. Red
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Type 401-1 Potassium Electrode
US $ 58.95 / pieceMin. Order: 5 pieces
This electrode I an electrochemical sensor used for measuring the concentration of potassium ion in solution and may be applies -
Hotsale Home Safe LED Carbon Monoxide Alarm CO Gas...
US $ 20.11 / pieceMin. Order: 100 pieces
Home safe LED carbon monoxide alarm
A perfect item for protecting your family
from the dangers of carbon monoxide -
220v AC ceiling type carbon monoxide detector/ co ...
US $ 15.79 / pieceMin. Order: 1 piece
Electrochemic carbon monoxide sensor
Motorola IC control, Reliable without false alarming
Field audio and visible ala
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Potato Clock - Green Science Electrochemical Cell ...
US $ 15.79 / pieceMin. Order: 1 piece
Potato Clock - Green Science Electrochemical Cell Clock take power from Potato / Apple / Coke / Lemon / Tomato/ hot sales -
Carbon Monoxide and Smoke Compound Detector DC9V(6...
US $ 20.02 / pieceMin. Order: 1 piece
Sensor:compound photoelectric and electrochemical CO sensor
Operating voltage :DC9V(6F22 battery)
Static current:<25uA -
Alert Battery-operated Alarm Basic Carbon Monoxide...
US $ 11.57 / pieceMin. Order: 1 piece
Battery Smoke/CO Combo Alarm
Photoelectric Smoke and Electrochemical CO Sensors
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AMAN mini electrochemical etching machine
US $ 1,052.63 / pieceMin. Order: 1 piece
1.ex-factory price.
2.short delivery.
3.competitive product.
4.best service. -
ZBL-C310A rebar corrosion detector
US $ 2,489.68 / pieceMin. Order: 1 piece
ZBL-C310A is a specialized apparatus; it is designed according to the electrochemical testing method (natural potential method) -
amber jar with cap
US $ 0.40 / pieceMin. Order: 1 piece
color:transparent
cap material:Electrochemical aluminum
capacity:20g 30g 50g
high quality
Best price
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JK-COD-580 On-line COD Monitor
US $ 9,456.84 / pieceMin. Order: 1 piece
The COD value of water can be measured by the electrochemical oxidation (hydroxy-electrode method)
Sodium and glucose solution -
formaldehyde detector/formaldehyde sensor/monitor
US $ 189.47 / pieceMin. Order: 1 piece
1-home use formaldehyde detector
2-electrochemical sensor,respond quickly and acurate
3-long life 3-5years
4-continous detect -
run-road safety,traffic helper, health assistant,b...
US $ 2,588.00 / pieceMin. Order: 1 piece
Battery 4 X 1800mAh AA Ni-Mh rechargeable battery
Sensor High quality and long life fuel cell
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10pcs/lot,CE Approved Home Safety Products Wireles...
US $ 13.58 / pieceMin. Order: 10 pieces
Power Supply: 3*1.5V AA batteries
2. Sensor: Electrochemical CO sensor -
Potato Clock Green Science Electrochemical Cell Ge...
US $ 5.65 / pieceMin. Order: 4 pieces
Fantastic Potato Clock
power a digital clock using potatoes
Explore green science
low carbon
Potato Apple Coke Lemon Tomato -
free shipping~wholesale~Potato clock - Cool Clock ...
US $ 7.43 / pieceMin. Order: 2 pieces
Potato Clock - Green Science Electrochemical Cell Clock take power from Potato / Apple / Coke / Lemon / Tomato Christmas Gift
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New Free shipping wholesale Potato Clock+Green Sci...
US $ 5.67 / pieceMin. Order: 1 piece
potato clock
contents:digital clock with wires+connecting wire+transparent taps+pots+copper &zinc strips+instruction manual -
Free shipping wholesale Potato Clock+Green Science...
US $ 3.90 / pieceMin. Order: 12 pieces
potato clock
contents:digital clock with wires+connecting wire+transparent taps+pots+copper &zinc strips+instruction manual -
Standalone Carbon monoxide detector
US $ 6.63 / pieceMin. Order: 1 piece
1. compound photoelectric and electrochemical CO sensor
2. Led Indication
3. Alam and Flash
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ZBL-C310 rebar corrosion detector
US $ 2,154.99 / pieceMin. Order: 1 piece
ZBL-C310 is a specialized apparatus; it is designed according to the electrochemical testing method (natural potential method) -
50g amber jar with cap
US $ 0.60 / pieceMin. Order: 1 piece
color:transparent
cap material:Electrochemical aluminum
capacity:20g 30g 50g
high quality
Best price -
free shipping run-road safety,traffic helper, heal...
US $ 138.00 / pieceMin. Order: 1 piece
Battery 1.5V AAA Batteries x 2
Sensor Oxide Semiconductor
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Potato Clock - Green Science Electrochemical Cell ...
US $ 5.65 / pieceMin. Order: 4 pieces
Fantastic Potato Clock
power a digital clock using potatoes
Explore green science
low carbon
Potato Apple Coke Lemon Tomato -
Free shipping wholesale Potato Clock+Green Science...
US $ 4.65 / pieceMin. Order: 36 pieces
potato clock
contents:digital clock with wires+connecting wire+transparent taps+pots+copper &zinc strips+instruction manual -
Free shipping wholesale Potato Clock+Green Science...
US $ 4.35 / pieceMin. Order: 36 pieces
potato clock
contents:digital clock with wires+connecting wire+transparent taps+pots+copper &zinc strips+instruction manual